參數資料
型號: DEM20486
廠商: Electronic Theatre Controls, Inc.
英文描述: LCD MODULE
中文描述: 液晶模塊
文件頁數: 5/17頁
文件大小: 145K
代理商: DEM20486
DEM 20486 SYH-LY
Product specification
4. External Dimensions
Figure 2.0
5. PIN Assignment
Pin No.
Symbol
V
SS
V
DD
V
0
RS
Function
1
2
3
4
Ground terminal of module
Supply terminal of module +5 V
Power Supply for Liquid crystal Drive
Register Select
RS = 0… Instruction Register
RS = 1… Data Register
Read / Write
R/W = 1 (Read)
R/W = 0 (Write)
Enable
5
R/W
6
7
8
9
E
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
Bi-directional Data Bus, Data Transfer is performed
once , thru DB0~DB7 , in the case of interface data .
Length is 8-bits; and twice , thru DB4~DB7 in the case
of interface data length is 4-bits .
Upper four bits first then lower four bits .
10
11
12
13
14
15
16
LED - ( K )
LED + ( A )
Please also refer to 6.1 PCB drawing and description .
Please also refer to 6.1 PCB drawing and description .
VERSION : 0
3
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