w w w .
D a ta e h S et 4U 1 .
c om 16 17 24 REVISIONS NO.
DATE BY 1 01/06/18 A.
CH DESCRIPTION NEW RELEASE PINS ASSIGNMENT NO.
SYSBOL DESCRIPTION K A 128 X 32 DOTS A RS(CS) R/W(SID) E(SCLK) DB0-DB7 VDD VSS /RST 32 COM SEGMENT DRIVER ST7920 64 SEG LED + LED - LED/EL BACKLIGHT w w LCD PANEL 128X32 DOTS w .
D 64 SEG A t a S a e h t e U 4 .
c m o 7 8 9-16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 LED + POWER SUPPLY FOR LED BACKLIGHT (+) LED POWER SUPPLY FOR LED BACKLIGHT (-) VSS POWER SUPPLY VDD POWER SUPPLY V0 CONTRAST ADJUST DATA/INSTRUCTION SELECT(CHIP SELECTION) RS READ/WRITE CONTROL(SERIAL DATA INPUT/OUTPUT) R/W E ENABLE SIGNAL(SERIAL CLOCK SIGNAL) DB0--DB7 DATA BUS ...

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