how Eink can be used for standard uno board?
i try to connect pin D4/5/6 with uno board DI and others with ICSP, but still i can’t active the display with the sample code, can you help to explain how pin wiring should be for a standard uno board?
D4: Eink_CS, E-ink select input pin
D5: Eink_D/C, E-ink Data/Command control pin
D6: GT_CS, GT20L16P1Y select input pin
Pins Used for SPI Interface： D10: SPI chip select
D11: SPI MOSI pin
D12: SPI MISO pin
D13: SPI serial clock pin