EB-STM32DISCOVERY-LCD Kentec

Rev.: 01 STM32VLDISCOVERY LCD Interface Expansion Board (EB-STM32DISCOVERY-LCD) User Guide 1 EB-STM32DISCOVERY-LCD Overview The EB-STM32DISCOVERY-LCD is an extension board for the STM32VLDISCOVERY Development Board. Figure 1. LCD connector expansion board for STM32VLDISCOVERY The expansion board has build in LED backlight driver circuit and 60pin FPC connector for the Kentec LCDs (3.5 inch: K350QVG-V2-F 4.3 inch: K430WQC-V3-FF 5.0 inch: K50DWN2-V1-FF 7.0 inch: K70DWN2-V1-FF 9.0 inch: K90DWN2-V1-FF). 2 EB-STM32DISCOVERY-LCD Dimensions Figure 2. Outline Dimensions Rev.: 01 3 EB-STM32DISCOVERY-LCD Interface Table 1-1. Main Interface Signal P1 (28pin header connect to STM32VLDISCOVERY MCU board) STM32VLDISCOVERY EB-STM32DISCOVERY-LCD Pin Description PIN Symbol Symbol 1 GND GND Ground (0V) No connection 2 NC NC 3 3V3 3V3 Power supply (+3.3V) 4 VBAT NC No connection 5 PC13 NC No connection 6 PC14 NC No connection 7 PC15 NC No connection 8 PD0 NC No connection 9 PD1 NC No connection 10 RST NC No connection LCD parallel data bus bit 0 11 PC0 D0 LCD parallel data bus bit 1 12 PC1 D1 13 PC2 D2 LCD parallel data bus bit 2 14 PC3 D3 LCD parallel data bus bit 3 15 PA0 NC No connection 16 PA1 NC No connection 17 PA2 NC No connection 18 PA3 NC No connection 19 PA4 NC No connection 20 PA5 SCL LCD serial clock input 21 PA6 NC No connection 22 PA7 SDA LCD serial data input 23 PC4 D4 LCD parallel data bus bit 4 24 PC5 D5 LCD parallel data bus bit 5 25 PB0 RD LCD parallel data read control signal 26 PB1 WR LCD parallel data write control signal 27 PB2 NC No connection 28 GND GND Ground (0V) Table 1-2. Main Interface Signal P2 (6pin header connect to STM32DISCOVERY MCU board) STM32DISCOVERY EB-STM32DISCOVERY-LCD Pin Description PIN Symbol Symbol 1 PB10 D10 LCD parallel data bus bit 10 2 PB11 D11 LCD parallel data bus bit 11 3 PB12 D12 LCD parallel data bus bit 12 4 PB13 D13 LCD parallel data bus bit 13 5 PB14 D14 LCD parallel data bus bit 14 6 PB15 D15 LCD parallel data bus bit 15