diff options
Diffstat (limited to '.pio/libdeps/esp32-s3-n16r8/RF24/docs/attiny.md')
| -rw-r--r-- | .pio/libdeps/esp32-s3-n16r8/RF24/docs/attiny.md | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/.pio/libdeps/esp32-s3-n16r8/RF24/docs/attiny.md b/.pio/libdeps/esp32-s3-n16r8/RF24/docs/attiny.md deleted file mode 100644 index f048438..0000000 --- a/.pio/libdeps/esp32-s3-n16r8/RF24/docs/attiny.md +++ /dev/null @@ -1,81 +0,0 @@ -# ATTiny - -@tableofcontents - -ATTiny support for this library relies on the SpenceKonde ATTinyCore. Be sure to have added this core to the Arduino Boards Manager with [this install guide](http://highlowtech.org/?p=1695) - -See the included rf24ping85 example for pin info and usage - -@warning The ATTiny2313 is unsupported due to lack of sufficient memory resources - -Some versions of Arduino IDE may require a patch to allow use of the full program space on ATTiny. See [this resource](https://github.com/TCWORLD/ATTinyCore/tree/master/PCREL%20Patch%20for%20GCC) for the ATTiny patch. - -ATTiny board support initially added from [jscrane/RF24](https://github.com/jscrane/RF24) - -## Hardware Configuration - -By [tong67](https://github.com/tong67) - -### ATtiny25/45/85 Pin map with CE_PIN 3 and CSN_PIN 4 - -```text - +-\/-+ - NC PB5 1|o |8 Vcc --- nRF24L01 VCC, pin2 --- LED --- 5V -nRF24L01 CE, pin3 --- PB3 2| |7 PB2 --- nRF24L01 SCK, pin5 -nRF24L01 CSN, pin4 --- PB4 3| |6 PB1 --- nRF24L01 MOSI, pin6 -nRF24L01 GND, pin1 --- GND 4| |5 PB0 --- nRF24L01 MISO, pin7 - +----+ -``` - -### ATtiny25/45/85 Pin map with CE_PIN 3 and CSN_PIN 3 - PB3 and PB4 are free to use for application - -- Circuit idea from [NerdRalph's 3 pin solution](http://nerdralph.blogspot.ca/2014/01/nrf24l01-control-with-3-attiny85-pins.html) -- Original RC combination was 1K/100nF. 22K/10nF combination worked better. -- For best settle-time delay value in `RF24::csn()` the timingSearch3pin.ino sketch can be used. -- This configuration is enabled when CE_PIN and CSN_PIN are equal, e.g. both 3 -- Because CE is always high the power consumption is higher than for 5 pins solution - -```text - ^^ - +-\/-+ nRF24L01 CE, pin3 ------| // - PB5 1|o |8 Vcc --- nRF24L01 VCC, pin2 ------x----------x--|<|-- 5V - NC PB3 2| |7 PB2 --- nRF24L01 SCK, pin5 --|<|---x-[22k]--| LED - NC PB4 3| |6 PB1 --- nRF24L01 MOSI, pin6 1n4148 | -nRF24L01 GND, pin1 -x- GND 4| |5 PB0 --- nRF24L01 MISO, pin7 | - | +----+ | - |-----------------------------------------------||----x-- nRF24L01 CSN, pin4 - 10nF -``` - -### ATtiny24/44/84 Pin map with CE_PIN 8 and CSN_PIN 7 - -- Schematic provided and successfully tested by [Carmine Pastore](https://github.com/Carminepz) - -```text - +-\/-+ -nRF24L01 VCC, pin2 --- VCC 1|o |14 GND --- nRF24L01 GND, pin1 - PB0 2| |13 AREF - PB1 3| |12 PA1 - PB3 4| |11 PA2 --- nRF24L01 CE, pin3 - PB2 5| |10 PA3 --- nRF24L01 CSN, pin4 - PA7 6| |9 PA4 --- nRF24L01 SCK, pin5 -nRF24L01 MISO, pin7 --- PA6 7| |8 PA5 --- nRF24L01 MOSI, pin6 - +----+ -``` - -### ATtiny2313/4313 Pin map with CE_PIN 12 and CSN_PIN 13 - -```text - +-\/-+ - PA2 1|o |20 VCC --- nRF24L01 VCC, pin2 - PD0 2| |19 PB7 --- nRF24L01 SCK, pin5 - PD1 3| |18 PB6 --- nRF24L01 MOSI, pin6 - PA1 4| |17 PB5 --- nRF24L01 MISO, pin7 - PA0 5| |16 PB4 --- nRF24L01 CSN, pin4 - PD2 6| |15 PB3 --- nRF24L01 CE, pin3 - PD3 7| |14 PB2 - PD4 8| |13 PB1 - PD5 9| |12 PB0 -nRF24L01 GND, pin1 --- GND 10| |11 PD6 - +----+ -``` |