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by seb101
Fri Feb 09, 2024 3:07 pm
Forum: ESP32 Arduino
Topic: Disable Interrupts for Legacy Serial Write
Replies: 1
Views: 552

Disable Interrupts for Legacy Serial Write

I need to send data to a very simple non-standard serial interface on a remote device, it is not UART compatible, so needs to be sent by driving a TX pin with precise timing from the CPU. It is a fixed length data frame, 9 data bytes and the checksum. I have this working fine, except for when I enab...