JRM-202A
JRM-202A is Dots Display manufactured by Unknown Manufacturer.
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20 CHARS × 2LINES TN STN/YELLOW GREEN 1/16DUTY 1/5BIAS
OUTLINE DIMENSION
PIN CONNECTIONS
NO. SYMBOL FUNCTION
1 2 3 4 5 6 7~14 15,16
VSS VDD VO RS R/W E DB0-DB7 LEDA,K
Ground (0V) Supply Voltage for Logic (+5V) Contrast Adjustment Data/Instruction Select Read/Write Select Enable Signal Data Bus Line LED Supply Voltage (5V)
深圳市久日光电子有限公司 TEL:0755-83746588 83999468 FAX:0755-83998518 http://.jiurilcd.
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BLOCK DIAGRAM & INTERFACE
KS0066
SEG 1-40
VDD VSS
Driver
D, M, CL1, CL2
POWER SUPPLY
VDD(+5V) LCD Bias Circuit VO R1 VR
LCD Module
R2 VSS
5V Power Input
深圳市久日光电子有限公司 TEL:0755-83746588 83999468 FAX:0755-83998518 http://.jiurilcd.
SEG 41-100
E RS R/W DB0~DB7
1-16
LCD Panel 20- 2 Chars
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ELECTRO-OPTICAL CHARACTERISTICS
Parameter Symbol Condition Min Typ Max Unit Note
----- Electronic Characteristics ----Logic Circuit Supply Voltage LCD Driving Voltage (Normal Temp. type) Input Voltage VDD-VSS VDD-VO -0 °C 25 °C 50 °C VIH VIL Logic Supply Current IDD --VDD = 5V ----- Temperature Normal temp. type Extended temp. type TOP TSTG TOP TSTG Operating Temp. Storage Temp. Operating Temp. Storage Temp. 4.5 ---0.7 VDD VSS -5.0 -5.0 ---1 5.5 ---VDD 0.3 VDD 2 V V m A V...