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some learning code trying to use libopencm3 to read values from dht11 temperature sensor
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Arti Zirk 32177827a1
Change 7 segment refresrate to 2ms 		2 months ago
RTT nosys printf maybe works now??? 3 months ago
libopencm3@3b89fc5999 Add dcc debug write and fix mcu part number 4 months ago
.clang-format Sorta does something 4 months ago
.editorconfig Add 7 segment display 2 months ago
.gitignore more hacks 3 months ago
.gitmodules init 6 months ago
CMakeLists.txt more hacks 3 months ago
CMakePresets.json more hacks 3 months ago
Makefile.old Add cmake 3 months ago
README.md more hacks 3 months ago
dht11.pvs Add Sigrok PulseView Session setup 4 months ago
dht11_data.pvs Add Sigrok Pulseview data files 4 months ago
dht11_data.sr Add Sigrok Pulseview data files 4 months ago
main.c Change 7 segment refresrate to 2ms 2 months ago
openocd.cfg Sorta does something 4 months ago
print_vars.mk Add cmake 3 months ago
rules.mk Add dcc debug write and fix mcu part number 4 months ago
toolchain-STM32F1.cmake more hacks 3 months ago

README.md

Build

First time:

  1. git submodule update --init
  2. make -C libopencm3
  3. cmake -S . --preset=default

or older cmake:

  1. cmake -S . -B build -DCMAKE_TOOLCHAIN_FILE=toolchain-STM32F1.cmake

And then to build an .elf

  1. cmake --build build --verbose

RTT debug console

run this while openocd is running

while true; do telnet localhost 9090; sleep 1; done