avrsim: Change default speed to 16Mhz and default baud to 250K

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2021-09-16 20:09:33 -04:00
parent 46167cae67
commit 59bd51d207
2 changed files with 7 additions and 8 deletions

View file

@ -219,13 +219,12 @@ cd /path/to/klipper
make menuconfig
```
and compile the micro-controller software for an AVR atmega644p, set
the MCU frequency to 20Mhz, and select SIMULAVR software emulation
support. Then one can compile Klipper (run `make`) and then start the
simulation with:
and compile the micro-controller software for an AVR atmega644p and
select SIMULAVR software emulation support. Then one can compile
Klipper (run `make`) and then start the simulation with:
```
PYTHONPATH=/path/to/simulavr/src/python/ ./scripts/avrsim.py -m atmega644 -s 20000000 -b 250000 out/klipper.elf
PYTHONPATH=/path/to/simulavr/src/python/ ./scripts/avrsim.py out/klipper.elf
```
Then, with simulavr running in another window, one can run the
@ -246,7 +245,7 @@ the directions above, but run avrsim.py with a command-line like the
following:
```
PYTHONPATH=/path/to/simulavr/src/python/ ./scripts/avrsim.py -m atmega644 -s 20000000 -b 250000 out/klipper.elf -t PORTA.PORT,PORTC.PORT
PYTHONPATH=/path/to/simulavr/src/python/ ./scripts/avrsim.py out/klipper.elf -t PORTA.PORT,PORTC.PORT
```
The above would create a file **avrsim.vcd** with information on each