From c1c397b5555786bd27cac8ac9909d233671a67e8 Mon Sep 17 00:00:00 2001 From: krolyxon Date: Thu, 14 May 2026 23:47:43 +0530 Subject: move src/libs to libs --- lib/ELECHOUSE_CC1101/ELECHOUSE_CC1101_SRC_DRV.cpp | 1482 +++++++++++++++++++++ 1 file changed, 1482 insertions(+) create mode 100644 lib/ELECHOUSE_CC1101/ELECHOUSE_CC1101_SRC_DRV.cpp (limited to 'lib/ELECHOUSE_CC1101/ELECHOUSE_CC1101_SRC_DRV.cpp') diff --git a/lib/ELECHOUSE_CC1101/ELECHOUSE_CC1101_SRC_DRV.cpp b/lib/ELECHOUSE_CC1101/ELECHOUSE_CC1101_SRC_DRV.cpp new file mode 100644 index 0000000..ead012f --- /dev/null +++ b/lib/ELECHOUSE_CC1101/ELECHOUSE_CC1101_SRC_DRV.cpp @@ -0,0 +1,1482 @@ +/* + ELECHOUSE_CC1101.cpp - CC1101 module library + Copyright (c) 2010 Michael. + Author: Michael, + Version: November 12, 2010 + + This library is designed to use CC1101/CC1100 module on Arduino platform. + CC1101/CC1100 module is an useful wireless module.Using the functions of the + library, you can easily send and receive data by the CC1101/CC1100 module. + Just have fun! + For the details, please refer to the datasheet of CC1100/CC1101. +---------------------------------------------------------------------------------------------------------------- +cc1101 Driver for RC Switch. Mod by Little Satan. With permission to modify and +publish Wilson Shen (ELECHOUSE). +---------------------------------------------------------------------------------------------------------------- +*/ +#include "ELECHOUSE_CC1101_SRC_DRV.h" +#include +#include + +/****************************************************************/ +#define WRITE_BURST 0x40 // write burst +#define READ_SINGLE 0x80 // read single +#define READ_BURST 0xC0 // read burst +#define BYTES_IN_RXFIFO 0x7F // byte number in RXfifo +#define max_modul 6 + +SPIClass CCSPI(HSPI); + +byte modulation = 2; +byte frend0; +byte chan = 0; +int pa = 12; +byte last_pa; +byte SCK_PIN; +byte MISO_PIN; +byte MOSI_PIN; +byte SS_PIN; +byte GDO0; +byte GDO2; +byte SCK_PIN_M[max_modul]; +byte MISO_PIN_M[max_modul]; +byte MOSI_PIN_M[max_modul]; +byte SS_PIN_M[max_modul]; +byte GDO0_M[max_modul]; +byte GDO2_M[max_modul]; +byte gdo_set = 0; +bool spi = 0; +bool ccmode = 0; +float MHz = 433.92; +byte m4RxBw = 0; +byte m4DaRa; +byte m2DCOFF; +byte m2MODFM; +byte m2MANCH; +byte m2SYNCM; +byte m1FEC; +byte m1PRE; +byte m1CHSP; +byte pc1PQT; +byte pc1CRC_AF; +byte pc1APP_ST; +byte pc1ADRCHK; +byte pc0WDATA; +byte pc0PktForm; +byte pc0CRC_EN; +byte pc0LenConf; +byte trxstate = 0; +byte clb1[2] = {24, 28}; +byte clb2[2] = {31, 38}; +byte clb3[2] = {65, 76}; +byte clb4[2] = {77, 79}; + +/****************************************************************/ +uint8_t PA_TABLE[8]{0x00, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; +// -30 -20 -15 -10 0 5 7 10 +uint8_t PA_TABLE_315[8]{ + 0x12, 0x0D, 0x1C, 0x34, 0x51, 0x85, 0xCB, 0xC2, +}; // 300 - 348 +uint8_t PA_TABLE_433[8]{ + 0x12, 0x0E, 0x1D, 0x34, 0x60, 0x84, 0xC8, 0xC0, +}; // 387 - 464 +// -30 -20 -15 -10 -6 0 5 7 10 12 +uint8_t PA_TABLE_868[10]{ + 0x03, 0x17, 0x1D, 0x26, 0x37, 0x50, 0x86, 0xCD, 0xC5, 0xC0, +}; // 779 - 899.99 +// -30 -20 -15 -10 -6 0 5 7 10 11 +uint8_t PA_TABLE_915[10]{ + 0x03, 0x0E, 0x1E, 0x27, 0x38, 0x8E, 0x84, 0xCC, 0xC3, 0xC0, +}; // 900 - 928 +/**************************************************************** + *FUNCTION NAME:SpiStart + *FUNCTION :spi communication start + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SpiStart(void) { + // initialize the SPI pins + pinMode(SCK_PIN, OUTPUT); + pinMode(MOSI_PIN, OUTPUT); + pinMode(MISO_PIN, INPUT); + pinMode(SS_PIN, OUTPUT); + +// enable SPI +#ifdef ESP32 + CCSPI.begin(SCK_PIN, MISO_PIN, MOSI_PIN, SS_PIN); +#else + CCSPI.begin(); +#endif +} +/**************************************************************** + *FUNCTION NAME:SpiEnd + *FUNCTION :spi communication disable + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SpiEnd(void) { + // disable SPI + CCSPI.endTransaction(); + CCSPI.end(); +} +/**************************************************************** + *FUNCTION NAME: GDO_Set() + *FUNCTION : set GDO0,GDO2 pin for serial pinmode. + *INPUT : none + *OUTPUT : none + ****************************************************************/ +void ELECHOUSE_CC1101::GDO_Set(void) { + pinMode(GDO0, OUTPUT); + pinMode(GDO2, INPUT); +} +/**************************************************************** + *FUNCTION NAME: GDO_Set() + *FUNCTION : set GDO0 for internal transmission mode. + *INPUT : none + *OUTPUT : none + ****************************************************************/ +void ELECHOUSE_CC1101::GDO0_Set(void) { pinMode(GDO0, INPUT); } +/**************************************************************** + *FUNCTION NAME:Reset + *FUNCTION :CC1101 reset //details refer datasheet of CC1101/CC1100// + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::Reset(void) { + digitalWrite(SS_PIN, LOW); + delay(1); + digitalWrite(SS_PIN, HIGH); + delay(1); + digitalWrite(SS_PIN, LOW); + while (digitalRead(MISO_PIN)) + ; + CCSPI.transfer(CC1101_SRES); + while (digitalRead(MISO_PIN)) + ; + digitalWrite(SS_PIN, HIGH); +} +/**************************************************************** + *FUNCTION NAME:Init + *FUNCTION :CC1101 initialization + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::Init(void) { + setSpi(); + SpiStart(); // spi initialization + digitalWrite(SS_PIN, HIGH); + digitalWrite(SCK_PIN, HIGH); + digitalWrite(MOSI_PIN, LOW); + Reset(); // CC1101 reset + RegConfigSettings(); // CC1101 register config + SpiEnd(); +} +/**************************************************************** + *FUNCTION NAME:SpiWriteReg + *FUNCTION :CC1101 write data to register + *INPUT :addr: register address; value: register value + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SpiWriteReg(byte addr, byte value) { + SpiStart(); + digitalWrite(SS_PIN, LOW); + while (digitalRead(MISO_PIN)) + ; + CCSPI.transfer(addr); + CCSPI.transfer(value); + digitalWrite(SS_PIN, HIGH); + SpiEnd(); +} +/**************************************************************** + *FUNCTION NAME:SpiWriteBurstReg + *FUNCTION :CC1101 write burst data to register + *INPUT :addr: register address; buffer:register value array; num:number + * to write OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SpiWriteBurstReg(byte addr, byte *buffer, byte num) { + byte i, temp; + SpiStart(); + temp = addr | WRITE_BURST; + digitalWrite(SS_PIN, LOW); + while (digitalRead(MISO_PIN)) + ; + CCSPI.transfer(temp); + for (i = 0; i < num; i++) { + CCSPI.transfer(buffer[i]); + } + digitalWrite(SS_PIN, HIGH); + SpiEnd(); +} +/**************************************************************** + *FUNCTION NAME:SpiStrobe + *FUNCTION :CC1101 Strobe + *INPUT :strobe: command; //refer define in CC1101.h// + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SpiStrobe(byte strobe) { + SpiStart(); + digitalWrite(SS_PIN, LOW); + while (digitalRead(MISO_PIN)) + ; + CCSPI.transfer(strobe); + digitalWrite(SS_PIN, HIGH); + SpiEnd(); +} +/**************************************************************** + *FUNCTION NAME:SpiReadReg + *FUNCTION :CC1101 read data from register + *INPUT :addr: register address + *OUTPUT :register value + ****************************************************************/ +byte ELECHOUSE_CC1101::SpiReadReg(byte addr) { + byte temp, value; + SpiStart(); + temp = addr | READ_SINGLE; + digitalWrite(SS_PIN, LOW); + while (digitalRead(MISO_PIN)) + ; + CCSPI.transfer(temp); + value = CCSPI.transfer(0); + digitalWrite(SS_PIN, HIGH); + SpiEnd(); + return value; +} + +/**************************************************************** + *FUNCTION NAME:SpiReadBurstReg + *FUNCTION :CC1101 read burst data from register + *INPUT :addr: register address; buffer:array to store register value; + * num: number to read OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SpiReadBurstReg(byte addr, byte *buffer, byte num) { + byte i, temp; + SpiStart(); + temp = addr | READ_BURST; + digitalWrite(SS_PIN, LOW); + while (digitalRead(MISO_PIN)) + ; + CCSPI.transfer(temp); + for (i = 0; i < num; i++) { + buffer[i] = CCSPI.transfer(0); + } + digitalWrite(SS_PIN, HIGH); + SpiEnd(); +} + +/**************************************************************** + *FUNCTION NAME:SpiReadStatus + *FUNCTION :CC1101 read status register + *INPUT :addr: register address + *OUTPUT :status value + ****************************************************************/ +byte ELECHOUSE_CC1101::SpiReadStatus(byte addr) { + byte value, temp; + SpiStart(); + temp = addr | READ_BURST; + digitalWrite(SS_PIN, LOW); + while (digitalRead(MISO_PIN)) + ; + CCSPI.transfer(temp); + value = CCSPI.transfer(0); + digitalWrite(SS_PIN, HIGH); + SpiEnd(); + return value; +} +/**************************************************************** + *FUNCTION NAME:SPI pin Settings + *FUNCTION :Set Spi pins + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setSpi(void) { + if (spi == 0) { +#if defined __AVR_ATmega168__ || defined __AVR_ATmega328P__ + SCK_PIN = 13; + MISO_PIN = 12; + MOSI_PIN = 11; + SS_PIN = 10; +#elif defined __AVR_ATmega1280__ || defined __AVR_ATmega2560__ + SCK_PIN = 52; + MISO_PIN = 50; + MOSI_PIN = 51; + SS_PIN = 53; +#elif ESP8266 + SCK_PIN = 14; + MISO_PIN = 12; + MOSI_PIN = 13; + SS_PIN = 15; +#elif ESP32 + SCK_PIN = 18; + MISO_PIN = 19; + MOSI_PIN = 23; + SS_PIN = 5; +#else + SCK_PIN = 13; + MISO_PIN = 12; + MOSI_PIN = 11; + SS_PIN = 10; +#endif + } +} +/**************************************************************** + *FUNCTION NAME:COSTUM SPI + *FUNCTION :set costum spi pins. + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setSpiPin(byte sck, byte miso, byte mosi, byte ss) { + spi = 1; + SCK_PIN = sck; + MISO_PIN = miso; + MOSI_PIN = mosi; + SS_PIN = ss; +} +/**************************************************************** + *FUNCTION NAME:COSTUM SPI + *FUNCTION :set costum spi pins. + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::addSpiPin(byte sck, byte miso, byte mosi, byte ss, + byte modul) { + spi = 1; + SCK_PIN_M[modul] = sck; + MISO_PIN_M[modul] = miso; + MOSI_PIN_M[modul] = mosi; + SS_PIN_M[modul] = ss; +} +/**************************************************************** + *FUNCTION NAME:GDO Pin settings + *FUNCTION :set GDO Pins + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setGDO(byte gdo0, byte gdo2) { + GDO0 = gdo0; + GDO2 = gdo2; + GDO_Set(); +} +/**************************************************************** + *FUNCTION NAME:GDO0 Pin setting + *FUNCTION :set GDO0 Pin + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setGDO0(byte gdo0) { + GDO0 = gdo0; + GDO0_Set(); +} +/**************************************************************** + *FUNCTION NAME:GDO Pin settings + *FUNCTION :add GDO Pins + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::addGDO(byte gdo0, byte gdo2, byte modul) { + GDO0_M[modul] = gdo0; + GDO2_M[modul] = gdo2; + gdo_set = 2; + GDO_Set(); +} +/**************************************************************** + *FUNCTION NAME:add GDO0 Pin + *FUNCTION :add GDO0 Pin + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::addGDO0(byte gdo0, byte modul) { + GDO0_M[modul] = gdo0; + gdo_set = 1; + GDO0_Set(); +} +/**************************************************************** + *FUNCTION NAME:set Modul + *FUNCTION :change modul + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setModul(byte modul) { + SCK_PIN = SCK_PIN_M[modul]; + MISO_PIN = MISO_PIN_M[modul]; + MOSI_PIN = MOSI_PIN_M[modul]; + SS_PIN = SS_PIN_M[modul]; + if (gdo_set == 1) { + GDO0 = GDO0_M[modul]; + } else if (gdo_set == 2) { + GDO0 = GDO0_M[modul]; + GDO2 = GDO2_M[modul]; + } +} +/**************************************************************** + *FUNCTION NAME:CCMode + *FUNCTION :Format of RX and TX data + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setCCMode(bool s) { + ccmode = s; + if (ccmode == 1) { + SpiWriteReg(CC1101_IOCFG2, 0x0B); + SpiWriteReg(CC1101_IOCFG0, 0x06); + SpiWriteReg(CC1101_PKTCTRL0, 0x05); + SpiWriteReg(CC1101_MDMCFG3, 0xF8); + SpiWriteReg(CC1101_MDMCFG4, 11 + m4RxBw); + } else { + SpiWriteReg(CC1101_IOCFG2, 0x0D); + SpiWriteReg(CC1101_IOCFG0, 0x0D); + SpiWriteReg(CC1101_PKTCTRL0, 0x32); + SpiWriteReg(CC1101_MDMCFG3, 0x93); + SpiWriteReg(CC1101_MDMCFG4, 7 + m4RxBw); + } + setModulation(modulation); +} +/**************************************************************** + *FUNCTION NAME:Modulation + *FUNCTION :set CC1101 Modulation + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setModulation(byte m) { + if (m > 4) { + m = 4; + } + modulation = m; + Split_MDMCFG2(); + switch (m) { + case 0: + m2MODFM = 0x00; + frend0 = 0x10; + break; // 2-FSK + case 1: + m2MODFM = 0x10; + frend0 = 0x10; + break; // GFSK + case 2: + m2MODFM = 0x30; + frend0 = 0x11; + break; // ASK + case 3: + m2MODFM = 0x40; + frend0 = 0x10; + break; // 4-FSK + case 4: + m2MODFM = 0x70; + frend0 = 0x10; + break; // MSK + } + SpiWriteReg(CC1101_MDMCFG2, m2DCOFF + m2MODFM + m2MANCH + m2SYNCM); + SpiWriteReg(CC1101_FREND0, frend0); + setPA(pa); +} +/**************************************************************** + *FUNCTION NAME:PA Power + *FUNCTION :set CC1101 PA Power + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setPA(int p) { + int a; + pa = p; + + if (MHz >= 300 && MHz <= 348) { + if (pa <= -30) { + a = PA_TABLE_315[0]; + } else if (pa > -30 && pa <= -20) { + a = PA_TABLE_315[1]; + } else if (pa > -20 && pa <= -15) { + a = PA_TABLE_315[2]; + } else if (pa > -15 && pa <= -10) { + a = PA_TABLE_315[3]; + } else if (pa > -10 && pa <= 0) { + a = PA_TABLE_315[4]; + } else if (pa > 0 && pa <= 5) { + a = PA_TABLE_315[5]; + } else if (pa > 5 && pa <= 7) { + a = PA_TABLE_315[6]; + } else if (pa > 7) { + a = PA_TABLE_315[7]; + } + last_pa = 1; + } else if (MHz >= 378 && MHz <= 464) { + if (pa <= -30) { + a = PA_TABLE_433[0]; + } else if (pa > -30 && pa <= -20) { + a = PA_TABLE_433[1]; + } else if (pa > -20 && pa <= -15) { + a = PA_TABLE_433[2]; + } else if (pa > -15 && pa <= -10) { + a = PA_TABLE_433[3]; + } else if (pa > -10 && pa <= 0) { + a = PA_TABLE_433[4]; + } else if (pa > 0 && pa <= 5) { + a = PA_TABLE_433[5]; + } else if (pa > 5 && pa <= 7) { + a = PA_TABLE_433[6]; + } else if (pa > 7) { + a = PA_TABLE_433[7]; + } + last_pa = 2; + } else if (MHz >= 779 && MHz <= 899.99) { + if (pa <= -30) { + a = PA_TABLE_868[0]; + } else if (pa > -30 && pa <= -20) { + a = PA_TABLE_868[1]; + } else if (pa > -20 && pa <= -15) { + a = PA_TABLE_868[2]; + } else if (pa > -15 && pa <= -10) { + a = PA_TABLE_868[3]; + } else if (pa > -10 && pa <= -6) { + a = PA_TABLE_868[4]; + } else if (pa > -6 && pa <= 0) { + a = PA_TABLE_868[5]; + } else if (pa > 0 && pa <= 5) { + a = PA_TABLE_868[6]; + } else if (pa > 5 && pa <= 7) { + a = PA_TABLE_868[7]; + } else if (pa > 7 && pa <= 10) { + a = PA_TABLE_868[8]; + } else if (pa > 10) { + a = PA_TABLE_868[9]; + } + last_pa = 3; + } else if (MHz >= 900 && MHz <= 928) { + if (pa <= -30) { + a = PA_TABLE_915[0]; + } else if (pa > -30 && pa <= -20) { + a = PA_TABLE_915[1]; + } else if (pa > -20 && pa <= -15) { + a = PA_TABLE_915[2]; + } else if (pa > -15 && pa <= -10) { + a = PA_TABLE_915[3]; + } else if (pa > -10 && pa <= -6) { + a = PA_TABLE_915[4]; + } else if (pa > -6 && pa <= 0) { + a = PA_TABLE_915[5]; + } else if (pa > 0 && pa <= 5) { + a = PA_TABLE_915[6]; + } else if (pa > 5 && pa <= 7) { + a = PA_TABLE_915[7]; + } else if (pa > 7 && pa <= 10) { + a = PA_TABLE_915[8]; + } else if (pa > 10) { + a = PA_TABLE_915[9]; + } + last_pa = 4; + } + if (modulation == 2) { + PA_TABLE[0] = 0; + PA_TABLE[1] = a; + } else { + PA_TABLE[0] = a; + PA_TABLE[1] = 0; + } + SpiWriteBurstReg(CC1101_PATABLE, PA_TABLE, 8); +} +/**************************************************************** + *FUNCTION NAME:Frequency Calculator + *FUNCTION :Calculate the basic frequency. + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setMHZ(float mhz) { + byte freq2 = 0; + byte freq1 = 0; + byte freq0 = 0; + + MHz = mhz; + + for (bool i = 0; i == 0;) { + if (mhz >= 26) { + mhz -= 26; + freq2 += 1; + } else if (mhz >= 0.1015625) { + mhz -= 0.1015625; + freq1 += 1; + } else if (mhz >= 0.00039675) { + mhz -= 0.00039675; + freq0 += 1; + } else { + i = 1; + } + } + if (freq0 > 255) { + freq1 += 1; + freq0 -= 256; + } + + SpiWriteReg(CC1101_FREQ2, freq2); + SpiWriteReg(CC1101_FREQ1, freq1); + SpiWriteReg(CC1101_FREQ0, freq0); + + Calibrate(); +} +/**************************************************************** + *FUNCTION NAME:Calibrate + *FUNCTION :Calibrate frequency + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::Calibrate(void) { + + if (MHz >= 300 && MHz <= 348) { + SpiWriteReg(CC1101_FSCTRL0, map(MHz, 300, 348, clb1[0], clb1[1])); + if (MHz < 322.88) { + SpiWriteReg(CC1101_TEST0, 0x0B); + } else { + SpiWriteReg(CC1101_TEST0, 0x09); + int s = ELECHOUSE_cc1101.SpiReadStatus(CC1101_FSCAL2); + if (s < 32) { + SpiWriteReg(CC1101_FSCAL2, s + 32); + } + if (last_pa != 1) { + setPA(pa); + } + } + } else if (MHz >= 378 && MHz <= 464) { + SpiWriteReg(CC1101_FSCTRL0, map(MHz, 378, 464, clb2[0], clb2[1])); + if (MHz < 430.5) { + SpiWriteReg(CC1101_TEST0, 0x0B); + } else { + SpiWriteReg(CC1101_TEST0, 0x09); + int s = ELECHOUSE_cc1101.SpiReadStatus(CC1101_FSCAL2); + if (s < 32) { + SpiWriteReg(CC1101_FSCAL2, s + 32); + } + if (last_pa != 2) { + setPA(pa); + } + } + } else if (MHz >= 779 && MHz <= 899.99) { + SpiWriteReg(CC1101_FSCTRL0, map(MHz, 779, 899, clb3[0], clb3[1])); + if (MHz < 861) { + SpiWriteReg(CC1101_TEST0, 0x0B); + } else { + SpiWriteReg(CC1101_TEST0, 0x09); + int s = ELECHOUSE_cc1101.SpiReadStatus(CC1101_FSCAL2); + if (s < 32) { + SpiWriteReg(CC1101_FSCAL2, s + 32); + } + if (last_pa != 3) { + setPA(pa); + } + } + } else if (MHz >= 900 && MHz <= 928) { + SpiWriteReg(CC1101_FSCTRL0, map(MHz, 900, 928, clb4[0], clb4[1])); + SpiWriteReg(CC1101_TEST0, 0x09); + int s = ELECHOUSE_cc1101.SpiReadStatus(CC1101_FSCAL2); + if (s < 32) { + SpiWriteReg(CC1101_FSCAL2, s + 32); + } + if (last_pa != 4) { + setPA(pa); + } + } +} +/**************************************************************** + *FUNCTION NAME:Calibration offset + *FUNCTION :Set calibration offset + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setClb(byte b, byte s, byte e) { + if (b == 1) { + clb1[0] = s; + clb1[1] = e; + } else if (b == 2) { + clb2[0] = s; + clb2[1] = e; + } else if (b == 3) { + clb3[0] = s; + clb3[1] = e; + } else if (b == 4) { + clb4[0] = s; + clb4[1] = e; + } +} +/**************************************************************** + *FUNCTION NAME:getCC1101 + *FUNCTION :Test Spi connection and return 1 when true. + *INPUT :none + *OUTPUT :none + ****************************************************************/ +bool ELECHOUSE_CC1101::getCC1101(void) { + setSpi(); + if (SpiReadStatus(0x31) > 0) { + return 1; + } else { + return 0; + } +} +/**************************************************************** + *FUNCTION NAME:getMode + *FUNCTION :Return the Mode. Sidle = 0, TX = 1, Rx = 2. + *INPUT :none + *OUTPUT :none + ****************************************************************/ +byte ELECHOUSE_CC1101::getMode(void) { return trxstate; } +/**************************************************************** + *FUNCTION NAME:Set Sync_Word + *FUNCTION :Sync Word + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setSyncWord(byte sh, byte sl) { + SpiWriteReg(CC1101_SYNC1, sh); + SpiWriteReg(CC1101_SYNC0, sl); +} +/**************************************************************** + *FUNCTION NAME:Set ADDR + *FUNCTION :Address used for packet filtration. Optional broadcast addresses + * are 0 (0x00) and 255 (0xFF). INPUT :none OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setAddr(byte v) { SpiWriteReg(CC1101_ADDR, v); } +/**************************************************************** + *FUNCTION NAME:Set PQT + *FUNCTION :Preamble quality estimator threshold + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setPQT(byte v) { + Split_PKTCTRL1(); + pc1PQT = 0; + if (v > 7) { + v = 7; + } + pc1PQT = v * 32; + SpiWriteReg(CC1101_PKTCTRL1, pc1PQT + pc1CRC_AF + pc1APP_ST + pc1ADRCHK); +} +/**************************************************************** + *FUNCTION NAME:Set CRC_AUTOFLUSH + *FUNCTION :Enable automatic flush of RX FIFO when CRC is not OK + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setCRC_AF(bool v) { + Split_PKTCTRL1(); + pc1CRC_AF = 0; + if (v == 1) { + pc1CRC_AF = 8; + } + SpiWriteReg(CC1101_PKTCTRL1, pc1PQT + pc1CRC_AF + pc1APP_ST + pc1ADRCHK); +} +/**************************************************************** + *FUNCTION NAME:Set APPEND_STATUS + *FUNCTION :When enabled, two status bytes will be appended to the payload + * of the packet INPUT :none OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setAppendStatus(bool v) { + Split_PKTCTRL1(); + pc1APP_ST = 0; + if (v == 1) { + pc1APP_ST = 4; + } + SpiWriteReg(CC1101_PKTCTRL1, pc1PQT + pc1CRC_AF + pc1APP_ST + pc1ADRCHK); +} +/**************************************************************** + *FUNCTION NAME:Set ADR_CHK + *FUNCTION :Controls address check configuration of received packages + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setAdrChk(byte v) { + Split_PKTCTRL1(); + pc1ADRCHK = 0; + if (v > 3) { + v = 3; + } + pc1ADRCHK = v; + SpiWriteReg(CC1101_PKTCTRL1, pc1PQT + pc1CRC_AF + pc1APP_ST + pc1ADRCHK); +} +/**************************************************************** + *FUNCTION NAME:Set WHITE_DATA + *FUNCTION :Turn data whitening on / off. + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setWhiteData(bool v) { + Split_PKTCTRL0(); + pc0WDATA = 0; + if (v == 1) { + pc0WDATA = 64; + } + SpiWriteReg(CC1101_PKTCTRL0, + pc0WDATA + pc0PktForm + pc0CRC_EN + pc0LenConf); +} +/**************************************************************** + *FUNCTION NAME:Set PKT_FORMAT + *FUNCTION :Format of RX and TX data + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setPktFormat(byte v) { + Split_PKTCTRL0(); + pc0PktForm = 0; + if (v > 3) { + v = 3; + } + pc0PktForm = v * 16; + SpiWriteReg(CC1101_PKTCTRL0, + pc0WDATA + pc0PktForm + pc0CRC_EN + pc0LenConf); +} +/**************************************************************** + *FUNCTION NAME:Set CRC + *FUNCTION :CRC calculation in TX and CRC check in RX + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setCrc(bool v) { + Split_PKTCTRL0(); + pc0CRC_EN = 0; + if (v == 1) { + pc0CRC_EN = 4; + } + SpiWriteReg(CC1101_PKTCTRL0, + pc0WDATA + pc0PktForm + pc0CRC_EN + pc0LenConf); +} +/**************************************************************** + *FUNCTION NAME:Set LENGTH_CONFIG + *FUNCTION :Configure the packet length + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setLengthConfig(byte v) { + Split_PKTCTRL0(); + pc0LenConf = 0; + if (v > 3) { + v = 3; + } + pc0LenConf = v; + SpiWriteReg(CC1101_PKTCTRL0, + pc0WDATA + pc0PktForm + pc0CRC_EN + pc0LenConf); +} +/**************************************************************** + *FUNCTION NAME:Set PACKET_LENGTH + *FUNCTION :Indicates the packet length + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setPacketLength(byte v) { + SpiWriteReg(CC1101_PKTLEN, v); +} +/**************************************************************** + *FUNCTION NAME:Set DCFILT_OFF + *FUNCTION :Disable digital DC blocking filter before demodulator + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setDcFilterOff(bool v) { + Split_MDMCFG2(); + m2DCOFF = 0; + if (v == 1) { + m2DCOFF = 128; + } + SpiWriteReg(CC1101_MDMCFG2, m2DCOFF + m2MODFM + m2MANCH + m2SYNCM); +} +/**************************************************************** + *FUNCTION NAME:Set MANCHESTER + *FUNCTION :Enables Manchester encoding/decoding + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setManchester(bool v) { + Split_MDMCFG2(); + m2MANCH = 0; + if (v == 1) { + m2MANCH = 8; + } + SpiWriteReg(CC1101_MDMCFG2, m2DCOFF + m2MODFM + m2MANCH + m2SYNCM); +} +/**************************************************************** + *FUNCTION NAME:Set SYNC_MODE + *FUNCTION :Combined sync-word qualifier mode + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setSyncMode(byte v) { + Split_MDMCFG2(); + m2SYNCM = 0; + if (v > 7) { + v = 7; + } + m2SYNCM = v; + SpiWriteReg(CC1101_MDMCFG2, m2DCOFF + m2MODFM + m2MANCH + m2SYNCM); +} +/**************************************************************** + *FUNCTION NAME:Set FEC + *FUNCTION :Enable Forward Error Correction (FEC) + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setFEC(bool v) { + Split_MDMCFG1(); + m1FEC = 0; + if (v == 1) { + m1FEC = 128; + } + SpiWriteReg(CC1101_MDMCFG1, m1FEC + m1PRE + m1CHSP); +} +/**************************************************************** + *FUNCTION NAME:Set PRE + *FUNCTION :Sets the minimum number of preamble bytes to be transmitted. + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setPRE(byte v) { + Split_MDMCFG1(); + m1PRE = 0; + if (v > 7) { + v = 7; + } + m1PRE = v * 16; + SpiWriteReg(CC1101_MDMCFG1, m1FEC + m1PRE + m1CHSP); +} +/**************************************************************** + *FUNCTION NAME:Set Channel + *FUNCTION :none + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setChannel(byte ch) { + chan = ch; + SpiWriteReg(CC1101_CHANNR, chan); +} +/**************************************************************** + *FUNCTION NAME:Set Channel spacing + *FUNCTION :none + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setChsp(float f) { + Split_MDMCFG1(); + byte MDMCFG0 = 0; + m1CHSP = 0; + if (f > 405.456543) { + f = 405.456543; + } + if (f < 25.390625) { + f = 25.390625; + } + for (int i = 0; i < 5; i++) { + if (f <= 50.682068) { + f -= 25.390625; + f /= 0.0991825; + MDMCFG0 = f; + float s1 = (f - MDMCFG0) * 10; + if (s1 >= 5) { + MDMCFG0++; + } + i = 5; + } else { + m1CHSP++; + f /= 2; + } + } + SpiWriteReg(19, m1CHSP + m1FEC + m1PRE); + SpiWriteReg(20, MDMCFG0); +} +/**************************************************************** + *FUNCTION NAME:Set Receive bandwidth + *FUNCTION :none + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setRxBW(float f) { + Split_MDMCFG4(); + int s1 = 3; + int s2 = 3; + for (int i = 0; i < 3; i++) { + if (f > 101.5625) { + f /= 2; + s1--; + } else { + i = 3; + } + } + for (int i = 0; i < 3; i++) { + if (f > 58.1) { + f /= 1.25; + s2--; + } else { + i = 3; + } + } + s1 *= 64; + s2 *= 16; + m4RxBw = s1 + s2; + SpiWriteReg(16, m4RxBw + m4DaRa); +} +/**************************************************************** + *FUNCTION NAME:Set Data Rate + *FUNCTION :none + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setDRate(float d) { + Split_MDMCFG4(); + float c = d; + byte MDMCFG3 = 0; + if (c > 1621.83) { + c = 1621.83; + } + if (c < 0.0247955) { + c = 0.0247955; + } + m4DaRa = 0; + for (int i = 0; i < 20; i++) { + if (c <= 0.0494942) { + c = c - 0.0247955; + c = c / 0.00009685; + MDMCFG3 = c; + float s1 = (c - MDMCFG3) * 10; + if (s1 >= 5) { + MDMCFG3++; + } + i = 20; + } else { + m4DaRa++; + c = c / 2; + } + } + SpiWriteReg(16, m4RxBw + m4DaRa); + SpiWriteReg(17, MDMCFG3); +} +/**************************************************************** + *FUNCTION NAME:Set Devitation + *FUNCTION :none + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setDeviation(float d) { + float f = 1.586914; + float v = 0.19836425; + int c = 0; + if (d > 380.859375) { + d = 380.859375; + } + if (d < 1.586914) { + d = 1.586914; + } + for (int i = 0; i < 255; i++) { + f += v; + if (c == 7) { + v *= 2; + c = -1; + i += 8; + } + if (f >= d) { + c = i; + i = 255; + } + c++; + } + SpiWriteReg(21, c); +} +/**************************************************************** + *FUNCTION NAME:Split PKTCTRL0 + *FUNCTION :none + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::Split_PKTCTRL1(void) { + int calc = SpiReadStatus(7); + pc1PQT = 0; + pc1CRC_AF = 0; + pc1APP_ST = 0; + pc1ADRCHK = 0; + for (bool i = 0; i == 0;) { + if (calc >= 32) { + calc -= 32; + pc1PQT += 32; + } else if (calc >= 8) { + calc -= 8; + pc1CRC_AF += 8; + } else if (calc >= 4) { + calc -= 4; + pc1APP_ST += 4; + } else { + pc1ADRCHK = calc; + i = 1; + } + } +} +/**************************************************************** + *FUNCTION NAME:Split PKTCTRL0 + *FUNCTION :none + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::Split_PKTCTRL0(void) { + int calc = SpiReadStatus(8); + pc0WDATA = 0; + pc0PktForm = 0; + pc0CRC_EN = 0; + pc0LenConf = 0; + for (bool i = 0; i == 0;) { + if (calc >= 64) { + calc -= 64; + pc0WDATA += 64; + } else if (calc >= 16) { + calc -= 16; + pc0PktForm += 16; + } else if (calc >= 4) { + calc -= 4; + pc0CRC_EN += 4; + } else { + pc0LenConf = calc; + i = 1; + } + } +} +/**************************************************************** + *FUNCTION NAME:Split MDMCFG1 + *FUNCTION :none + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::Split_MDMCFG1(void) { + int calc = SpiReadStatus(19); + m1FEC = 0; + m1PRE = 0; + m1CHSP = 0; + int s2 = 0; + for (bool i = 0; i == 0;) { + if (calc >= 128) { + calc -= 128; + m1FEC += 128; + } else if (calc >= 16) { + calc -= 16; + m1PRE += 16; + } else { + m1CHSP = calc; + i = 1; + } + } +} +/**************************************************************** + *FUNCTION NAME:Split MDMCFG2 + *FUNCTION :none + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::Split_MDMCFG2(void) { + int calc = SpiReadStatus(18); + m2DCOFF = 0; + m2MODFM = 0; + m2MANCH = 0; + m2SYNCM = 0; + for (bool i = 0; i == 0;) { + if (calc >= 128) { + calc -= 128; + m2DCOFF += 128; + } else if (calc >= 16) { + calc -= 16; + m2MODFM += 16; + } else if (calc >= 8) { + calc -= 8; + m2MANCH += 8; + } else { + m2SYNCM = calc; + i = 1; + } + } +} +/**************************************************************** + *FUNCTION NAME:Split MDMCFG4 + *FUNCTION :none + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::Split_MDMCFG4(void) { + int calc = SpiReadStatus(16); + m4RxBw = 0; + m4DaRa = 0; + for (bool i = 0; i == 0;) { + if (calc >= 64) { + calc -= 64; + m4RxBw += 64; + } else if (calc >= 16) { + calc -= 16; + m4RxBw += 16; + } else { + m4DaRa = calc; + i = 1; + } + } +} +/**************************************************************** + *FUNCTION NAME:RegConfigSettings + *FUNCTION :CC1101 register config //details refer datasheet of + * CC1101/CC1100// INPUT :none OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::RegConfigSettings(void) { + SpiWriteReg(CC1101_FSCTRL1, 0x06); + + setCCMode(ccmode); + setMHZ(MHz); + + SpiWriteReg(CC1101_MDMCFG1, 0x02); + SpiWriteReg(CC1101_MDMCFG0, 0xF8); + SpiWriteReg(CC1101_CHANNR, chan); + SpiWriteReg(CC1101_DEVIATN, 0x47); + SpiWriteReg(CC1101_FREND1, 0x56); + SpiWriteReg(CC1101_MCSM0, 0x18); + SpiWriteReg(CC1101_FOCCFG, 0x16); + SpiWriteReg(CC1101_BSCFG, 0x1C); + SpiWriteReg(CC1101_AGCCTRL2, 0xC7); + SpiWriteReg(CC1101_AGCCTRL1, 0x00); + SpiWriteReg(CC1101_AGCCTRL0, 0xB2); + SpiWriteReg(CC1101_FSCAL3, 0xE9); + SpiWriteReg(CC1101_FSCAL2, 0x2A); + SpiWriteReg(CC1101_FSCAL1, 0x00); + SpiWriteReg(CC1101_FSCAL0, 0x1F); + SpiWriteReg(CC1101_FSTEST, 0x59); + SpiWriteReg(CC1101_TEST2, 0x81); + SpiWriteReg(CC1101_TEST1, 0x35); + SpiWriteReg(CC1101_TEST0, 0x09); + SpiWriteReg(CC1101_PKTCTRL1, 0x04); + SpiWriteReg(CC1101_ADDR, 0x00); + SpiWriteReg(CC1101_PKTLEN, 0x00); +} +/**************************************************************** + *FUNCTION NAME:SetTx + *FUNCTION :set CC1101 send data + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SetTx(void) { + SpiStrobe(CC1101_SIDLE); + SpiStrobe(CC1101_STX); // start send + trxstate = 1; +} +/**************************************************************** + *FUNCTION NAME:SetRx + *FUNCTION :set CC1101 to receive state + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SetRx(void) { + SpiStrobe(CC1101_SIDLE); + SpiStrobe(CC1101_SRX); // start receive + trxstate = 2; +} +/**************************************************************** + *FUNCTION NAME:SetTx + *FUNCTION :set CC1101 send data and change frequency + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SetTx(float mhz) { + SpiStrobe(CC1101_SIDLE); + setMHZ(mhz); + SpiStrobe(CC1101_STX); // start send + trxstate = 1; +} +/**************************************************************** + *FUNCTION NAME:SetRx + *FUNCTION :set CC1101 to receive state and change frequency + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SetRx(float mhz) { + SpiStrobe(CC1101_SIDLE); + setMHZ(mhz); + SpiStrobe(CC1101_SRX); // start receive + trxstate = 2; +} +/**************************************************************** + *FUNCTION NAME:RSSI Level + *FUNCTION :Calculating the RSSI Level + *INPUT :none + *OUTPUT :none + ****************************************************************/ +int ELECHOUSE_CC1101::getRssi(void) { + int rssi; + rssi = SpiReadStatus(CC1101_RSSI); + if (rssi >= 128) { + rssi = (rssi - 256) / 2 - 74; + } else { + rssi = (rssi / 2) - 74; + } + return rssi; +} +/**************************************************************** + *FUNCTION NAME:LQI Level + *FUNCTION :get Lqi state + *INPUT :none + *OUTPUT :none + ****************************************************************/ +byte ELECHOUSE_CC1101::getLqi(void) { + byte lqi; + lqi = SpiReadStatus(CC1101_LQI); + return lqi; +} +/**************************************************************** + *FUNCTION NAME:SetSres + *FUNCTION :Reset CC1101 + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setSres(void) { + SpiStrobe(CC1101_SRES); + trxstate = 0; +} +/**************************************************************** + *FUNCTION NAME:setSidle + *FUNCTION :set Rx / TX Off + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::setSidle(void) { + SpiStrobe(CC1101_SIDLE); + trxstate = 0; +} +/**************************************************************** + *FUNCTION NAME:goSleep + *FUNCTION :set cc1101 Sleep on + *INPUT :none + *OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::goSleep(void) { + trxstate = 0; + SpiStrobe(0x36); // Exit RX / TX, turn off frequency synthesizer and exit + SpiStrobe(0x39); // Enter power down mode when CSn goes high. +} +/**************************************************************** + *FUNCTION NAME:Char direct SendData + *FUNCTION :use CC1101 send data + *INPUT :txBuffer: data array to send; size: number of data to send, no + * more than 61 OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SendData(char *txchar) { + int len = strlen(txchar); + byte chartobyte[len]; + for (int i = 0; i < len; i++) { + chartobyte[i] = txchar[i]; + } + SendData(chartobyte, len); +} +/**************************************************************** + *FUNCTION NAME:SendData + *FUNCTION :use CC1101 send data + *INPUT :txBuffer: data array to send; size: number of data to send, no + * more than 61 OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SendData(byte *txBuffer, byte size) { + SpiWriteReg(CC1101_TXFIFO, size); + SpiWriteBurstReg(CC1101_TXFIFO, txBuffer, size); // write data to send + SpiStrobe(CC1101_SIDLE); + SpiStrobe(CC1101_STX); // start send + while (!digitalRead(GDO0)) + ; // Wait for GDO0 to be set -> sync transmitted + while (digitalRead(GDO0)) + ; // Wait for GDO0 to be cleared -> end of packet + SpiStrobe(CC1101_SFTX); // flush TXfifo + trxstate = 1; +} +/**************************************************************** + *FUNCTION NAME:Char direct SendData + *FUNCTION :use CC1101 send data without GDO + *INPUT :txBuffer: data array to send; size: number of data to send, no + * more than 61 OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SendData(char *txchar, int t) { + int len = strlen(txchar); + byte chartobyte[len]; + for (int i = 0; i < len; i++) { + chartobyte[i] = txchar[i]; + } + SendData(chartobyte, len, t); +} +/**************************************************************** + *FUNCTION NAME:SendData + *FUNCTION :use CC1101 send data without GDO + *INPUT :txBuffer: data array to send; size: number of data to send, no + * more than 61 OUTPUT :none + ****************************************************************/ +void ELECHOUSE_CC1101::SendData(byte *txBuffer, byte size, int t) { + SpiWriteReg(CC1101_TXFIFO, size); + SpiWriteBurstReg(CC1101_TXFIFO, txBuffer, size); // write data to send + SpiStrobe(CC1101_SIDLE); + SpiStrobe(CC1101_STX); // start send + delay(t); + SpiStrobe(CC1101_SFTX); // flush TXfifo + trxstate = 1; +} +/**************************************************************** + *FUNCTION NAME:Check CRC + *FUNCTION :none + *INPUT :none + *OUTPUT :none + ****************************************************************/ +bool ELECHOUSE_CC1101::CheckCRC(void) { + byte lqi = SpiReadStatus(CC1101_LQI); + bool crc_ok = bitRead(lqi, 7); + if (crc_ok == 1) { + return 1; + } else { + SpiStrobe(CC1101_SFRX); + SpiStrobe(CC1101_SRX); + return 0; + } +} +/**************************************************************** + *FUNCTION NAME:CheckRxFifo + *FUNCTION :check receive data or not + *INPUT :none + *OUTPUT :flag: 0 no data; 1 receive data + ****************************************************************/ +bool ELECHOUSE_CC1101::CheckRxFifo(int t) { + if (trxstate != 2) { + SetRx(); + } + if (SpiReadStatus(CC1101_RXBYTES) & BYTES_IN_RXFIFO) { + delay(t); + return 1; + } else { + return 0; + } +} +/**************************************************************** + *FUNCTION NAME:CheckReceiveFlag + *FUNCTION :check receive data or not + *INPUT :none + *OUTPUT :flag: 0 no data; 1 receive data + ****************************************************************/ +byte ELECHOUSE_CC1101::CheckReceiveFlag(void) { + if (trxstate != 2) { + SetRx(); + } + if (digitalRead(GDO0)) // receive data + { + while (digitalRead(GDO0)) + ; + return 1; + } else // no data + { + return 0; + } +} +/**************************************************************** + *FUNCTION NAME:ReceiveData + *FUNCTION :read data received from RXfifo + *INPUT :rxBuffer: buffer to store data + *OUTPUT :size of data received + ****************************************************************/ +byte ELECHOUSE_CC1101::ReceiveData(byte *rxBuffer) { + byte size; + byte status[2]; + + if (SpiReadStatus(CC1101_RXBYTES) & BYTES_IN_RXFIFO) { + size = SpiReadReg(CC1101_RXFIFO); + SpiReadBurstReg(CC1101_RXFIFO, rxBuffer, size); + SpiReadBurstReg(CC1101_RXFIFO, status, 2); + SpiStrobe(CC1101_SFRX); + SpiStrobe(CC1101_SRX); + return size; + } else { + SpiStrobe(CC1101_SFRX); + SpiStrobe(CC1101_SRX); + return 0; + } +} +ELECHOUSE_CC1101 ELECHOUSE_cc1101; \ No newline at end of file -- cgit v1.2.3