Display controller (EXT1) pin map for Klipper config

 

# PinMap (Ender netname/ender pin .... SKR pin)

1 VCC 2 GND

3 EXT-SDA/PC1 PB7 4 EXT-A3/PA3 PB8

5 EXT-A1/PA1 PB9 6 FXT-RX1/PD2 PA10

7 RESET/RESET NRST 8 EXT-TX1/PD3 PA9

9 EXT-SCL/PC0 PB6 10 EXT-A4/PA4 PB5

 

lcd_type: st7920

cs_pin: EXT-A3

sclk_pin: EXT-A1

sid_pin: EXT-SDA

encoder_pins: ^FXT-RX1, ^EXT-TX1

click_pin: ^!EXT-SCL

 

# Ender 3 original controller

[display]

lcd_type: st7920

cs_pin: PA3

sclk_pin: PA1

sid_pin: PC1

encoder_pins: ^PD2, ^PD3

click_pin: ^!PC0

 

# SKR mini E3 v1.2

[display]

lcd_type: st7920

cs_pin: PB8

sclk_pin: PB9

sid_pin: PB7

encoder_pins: ^PA10, ^PA9

click_pin: ^!PB6

 

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