GDM2004D

GDM2004D Features 1. 5x8 dots 2. Built-in controller (S6A0069 or equivalent) 3. +5V power supply 4. 1/16 duty cycle 5. LED Backlight Outline dimension SPECIFICATIONS OF LCD MODULE Absolute maximum ratings Item Power voltage Input voltage Operating temperature range Storage temperature range Environmental Humidity Expected Life Time Symbol VDD-VSS VIN Top Tst Wide temperature range is available (operating/storage temperature as –20~+70/-30~+80 ) Unit: mm Standard 0VSS 0-10 - RH≤70% ≥50000 7.0 VDD +50 +60 Unit V ℃ H GDM2004D-FL-YBW Block diagram VDD VSS V0 RS R/W E DB0-DB7 LED+ LED- LCD CONTROLLER AND DRIVER COM SEG R LCD PANEL LED BKL SEG LCD DRIVER Interface pin description Pin no. 1 2 3 4 5 6 Symbol VSS VDD V0 RS R/W E External connection Power supply MPU MPU MPU 7~10 DB0~DB3 MPU 11~14 15 16 DB4~DB7 LED+ LED- MPU LED BKL power Supply Function Signal ground for LCM (GND) Power supply for logic (+5V) for LCM Contrast adjust Register select signal Read/write select signal Operation (data read/write) enable signal Four low order bi-directional three-state data bus lines. Used for data transfer between the MPU and the LCM. These four are not used during 4-bit operation. Four high order bi-directional three-state data bus lines. Used for data transfer between the MPU Power supply for BKL (Anode) Power supply for BKL (GND) Contrast adjust A）For Single Source For Module with Normal Temperature Range Fluid VDD~V0: LCD Driving voltage VR: 10k~20k VER 1.0 ...