msalat

PS: pipeline_a2dp_sink_and_hfp is running currently on my esp32-a1s-board, but I think the esp32 is a bit oversophisticated for that purpose. PS2: `idf.py monitor` showed some error message to pull a...

PS1: build instructions would be nice. PS2: to compile using actual stm32cube, you have to set `-fcommon`, otherwise there will be an error with GCC11 and later (or use `extern`...

Could work, but other usart conflicts with USB/ADC/stlink etc.

Tried the binary for Xubuntu18.04 yesterday: does not work. Requires Qt15.4. Closest (theoretically) was Ubuntu20.10, but this gave the same error message as 21.04, 21.10, 22.04, 24.04 etc. Have log...

``` (ubuntu20.10)user@pc:~/embo$ apt install libqt5serialport5 # version: _5.14.2-2_amd64.deb # ... (ubuntu20.10)user@pc:~/embo$ ./EMBO ./EMBO: symbol lookup error: ./EMBO: undefined symbol: __cxa_throw_bad_array_new_length, version Qt_5 # same with Ubuntu > 20.10 ```

Example frontend from scoppy with voltage divider and opamp: https://oshwlab.com/fruitloop57/scoppy-oscilloscope-analog-front-end-5 The frontend is for Raspberry Pi Pico, and with Wifi you're isolated, but... if you're using one of the embo...

... or a optocoupler for each rx+tx with digital out. Or a board with ch340 & optocouplers. PS: the frontend 5 mentioned above has a MCP6002 with 0.6 V /...