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E3V2 UART crossing note

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e.g pin 3 on the idc connected to pin 10 on the rpi4 and pin 4 on the idc connected to pin 8 on the rpi4
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TypeChecked 2025-01-27 15:15:06 -05:00 • committed by GitHub
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config/printer-creality-ender3-v2-2020.cfg
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@ -7,7 +7,7 @@
# select "Enable extra low-level configuration options" and select
# serial (on USART3 PB11/PB10), which is broken out on the 10 pin IDC
# cable used for the LCD module as follows:
# 3: Tx, 4: Rx, 9: GND, 10: VCC
# 3: Tx, 4: Rx, 9: GND, 10: VCC (pins 3 & 4 may need to be crossed depending on host board)
# Flash this firmware by copying "out/klipper.bin" to a SD card and
# turning on the printer with the card inserted. The firmware