Part Number: LCD-1602B
Function: 16 Char x 2 Line, LCD Module
Manufacturer: XIAMEN OCULAR OPTICS CO.,LTD
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Description
XIAMEN OCULAR OPTICS CO.,LTD SPECIFICATIONS OF LCD MODULE PART NUMBER DATE GDM1602B SERIES JULY 28, 1998 CONTENTS Mechanical Diagram Absolute Maximum Ratings Description of Terminals Optical Characteristics Electrical Characteristics DC Characteristics AC Characteristics Write Cycle Timing Characteristics Block Diagram Display Commands Reliability and Lift Time Standard CharacterPattern 2 3 3 4 4 5 5 6 7 8 9 10 XIAMEN OCULAR OPTICS CO.,LTD. SOUTH 5/F, GUANGXIA BUILING, TORCH HIGH-TECH DEVELOPMENT AREA, XIAMEN 361006. P.R.CHINA TEL: 86-592-5650516 FAX: 86-592-5650695 Mechanical Diagram XIAMEN OCULAR OPTICS CO.,LTD. SOUTH 5/F, GUANGXIA BUILING, TORCH HIGH-TECH DEVELOPMENT AREA, XIAMEN 361006. P.R.CHINA TEL: 86-592-5650516 FAX: 86-592-5650695 Absolute Maximum Ratings Item Power Voltage Input Voltage Operating Temperature Range Storage Temperature Range Symbol VDD -VSS Vin TOP TST Min 0 VSS 0 -20 Max 7.0 VDD +50 +60 Unit V *wide Temperature range is available (operating/storage temperature as wide as -20 +70/-30 +80 ) Description Of Terminals Pin No. 1 2 3 4 Pin Name VSS VDD VO RS Input/ Output External Connection Power Supply Function VSS:GND VDD: +5V VLCD adjustment Register select signal “0”:Instruction register (when writing) Busy flag & address counter (When reading) “1”:Data register (when writing & reading) Read/write select signal “0” for writing , “1” for reading Operation (data read/write) enable signal Low-order lines of data bus with 3-state, bi-directional function for use in data transaction with the MPU. These lines are not used when interfacing with a 4-bit microprocessor. High-order lines of data bus with 3-state, bi-directional function for use in data transactions with the MPU. DB7 may also be used to check the busy flag. LED + VOLTAGE TYPE:4.2V MAX : 4.5V LED – : GND INPUT MPU 5 6 7 / 10 R/W E DB0-DB3 Input Input Input MPU MPU MPU 11 / 14 15 / 16 DB4-DB7 LED + Input Input MPU LED BACKLIGHT POWER SUPPLY LED – XIAMEN OCULAR OPTICS CO.,LTD. SOUTH 5/F, GUANGXIA BUILING, TORCH HIGH-TECH DEVELOPMENT AREA, XIAMEN 361006. P.R.CHINA TEL: 86-592-5650516 FAX: 86-592-5650695 Optical Characteristics for TN Type Display Module (T a=25 , VDD=5.0V 0.25V) Item Symbo Conditio Min. Typ. l n Viewing angle Cr 4 -25 -30 Contrast ratio Cr 2 Response Tr 120 time(rise) Response time(fall) Tr 120 for STN Type Display Module (T a=25 , VDD=5.0V 0.25V) Item Symbo Conditio Min. Typ. l n Viewing angle Cr 2 -60 -40 Contrast ratio Cr 6 Response Tr 150 time(rise) Response time(fall) Tr 150 Max. Unit deg 30 150 150 ms ms Max. 35 40 250 250 Unit deg ms ms Electrical Characteristics DC Characteristics Parameter Supply voltage for LCD Input voltage Supply current Input leakage current “H” level input voltage “L” level input voltage “H” level output voltage “L” level output voltage Backlight supply power Symbol VDD VO VDD IDD ILKG VIH VIL VOH VOL V […]