TouchScreenDisplays
From Hamspirit wiki
Different header connector schemes exist for LCD resistive touch panels:
There are still a lot of connector pinnings not documented here. BE CAREFUL before you buy.
The lesson here is, do not buy from supplier when no schematic or pinning is included in order description.
34 pin
dual row connector: 2x17
* pin1: CS * pin2: RS * pin3: WR * pin4: RD
40 pin
dual row connector: 2x20
* pin1: VLED- * pin2: VLED+ * pin3: GND1 * pin4: VCC
32 pin
female connector on display. in use on 'black STM32F407VET6'
dual row connector: 2x16
pin1: GND pin2: RST pin3: D15 pin4: D14
pin31: GND pin32: 3V3
32 pin
male connector on display.
dual row connector: 2x16
pin1: 3V3 pin2: GND pin3: D0 pin4: D1