Commit 6e29649

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README: add demo screenshots

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		@@ -8,6 +8,27 @@ registers, SFRs, memory, ports, timers, interrupts and the serial port.
8	8		Built in Rust with [ratatui](https://ratatui.rs). It is a learning tool, not a
9	9		cycle-exact replacement for a vendor simulator.
10	10
	11	+	![Debugging serial_hello.asm: source, registers, peripherals, IRAM and the UART console](docs/screenshots/debug_serial.png)
	12	+
	13	+	<table>
	14	+	<tr>
	15	+	<td width="50%"><img src="docs/screenshots/listing.png" alt="Editor with the assembled Keil-style listing"></td>
	16	+	<td width="50%"><img src="docs/screenshots/debug_breakpoint.png" alt="Stopped at a breakpoint inside the timer 0 ISR, SFR view"></td>
	17	+	</tr>
	18	+	<tr>
	19	+	<td align="center"><sub>Editor + assembled listing</sub></td>
	20	+	<td align="center"><sub>Breakpoint inside a timer ISR, SFR view</sub></td>
	21	+	</tr>
	22	+	<tr>
	23	+	<td width="50%"><img src="docs/screenshots/errors.png" alt="Assembler errors marked in the gutter and listed in the Errors tab"></td>
	24	+	<td width="50%"><img src="docs/screenshots/hex.png" alt="Intel HEX output tab"></td>
	25	+	</tr>
	26	+	<tr>
	27	+	<td align="center"><sub>Assembler errors in the gutter and Errors tab</sub></td>
	28	+	<td align="center"><sub>Intel HEX output</sub></td>
	29	+	</tr>
	30	+	</table>
	31	+
11	32		## Why this exists
12	33
13	34		I had microcontroller practicals to get through, and the course expects you to