GXM12232-2

User’s Guide GXM12232-2 Liquid Crystal Display Module NANJING GUOXIAN ELECTRONICS CORP. Add: 524 Nanjing Zhongshan East Road Tel: 025-4594900 Fax: 025-4641600 Website: http://www.guoxian.com Email: [email protected] [email protected] contents MECHANICAL DIAGRAM ------------------------------ 2 BLOCK DIAGRAM ABSOLUTE MAXIMUM RATINGS ELECTRICAL CHRACTERISTICS ---------------------- 3 AC Characteristics --------------------------------------------- 4 Read/Write operation sequence(68 Type MPU) Read/Write operation sequence(80 Type MPU) ---------- 5 OPERATING PRINCIPLES & METHODS ----------- 6 DIAPLAY DATA RAM ADDRESS MAP ----------------- 7 GXM12232-2 use guide ,. . DIM"A" 12(max)_LED B/L V0 Mechanical Diagram GXM12232-2 use guide 1 2 2 BLOCK DIAGRAM DB0 DB7 E1 E2 R/W A0 V0 VDD VSS VLED VDD SED1520 (MASTER) SED1520 (SLAVE) C16 C16 S61 122X16 DOTS 122X16 DOTS S61 LED BACKLIGHT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 /Vled VSS VDD V0 A0 E1 E2 DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 RW ABSOLUTE MAXIMUM RATINGS(Ta=25 ) Parameter Symbol Min Max Supply Voltage for logic VDD 0 6.7 Supply Voltage for LCD VDD-V0 0 10 Input voltage VI 0 VDD Operating Temp. TOP -20 +70 Storage Temp. TST -25 +80 Unit V V V ELECTRICAL CHRACTERISTICS(VDD=+5V±10%,VSS=0V,Ta=25 ) DC Characteristics Parameter Symbol Condition Min Typ Max Supply voltage for logic VDD ---- 4.5 5.0 5.5 Supply current for logic Operating voltage for LCD IDD VDD-V0 ---- ---- 0.8 1.5 25 ---- 5 ...