GDM2004D-NSW-BTS-0A-3.3V Description
Pin no. Symbol External connection 1 VSS 2 VDD Power supply 3 V0 4 RS MPU 5 R/W MPU 6E MPU 7~10 DB0~DB3 MPU 11~14 15 16 DB4~DB7 A(LED+) K(LED-) MPU LED BKL power Supply Function Signal ground for LCM (GND) Power supply for logic (+3.3V) for LCM Contrast.