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Reverse 9S12HY64: patching without disassembler

https://sudonull.com/reverse-9s12hy64-patching-without-disassembler

Learn how to modify the dashboard display on 9S12HY64 via I²C sniffing and SREC patching. Step-by-step breakdown for embedded developers. Apply in practice.

UART CLI for microcontrollers: debug commands

https://sudonull.com/uart-cli-for-microcontrollers-debug-commands

Implementation of UART CLI in MCU firmware: diagnostics of GPIO, I2C, CAN, memory, calculators. Debugging without IDE for middle/senior developers. Learn commands and examples.

IoT Training Board Without Circuit Assembly

https://sudonull.com/iot-training-board-without-circuit-assembly

Universal board for IoT engineers speeds up network programming. I2C, 1-Wire components, protection against failures. Learn applications in smart home projects. Suitable for middle/senior dev.

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