On CM4 and Pi500, if you add "enable_uart=1" to config.txt, then the UART console will appear on the 40-pin header.
On the latest firmware, the late stages of bootloader will emit logging via RP1 if you add enable_rp1_uart to config.txt
On the latest firmware, the late stages of bootloader will emit logging via RP1 if you add enable_rp1_uart to config.txt
Statistics: Posted by timg236 — Mon Aug 04, 2025 11:22 am