26
R-520LK
R-520LW
Connected to LCD.
The relation between signals are as follows:
LSI signal (Pin No.) LCD (Pin No.) LSI signal (Pin No.) LCD (Pin No.)
SEG0 (72) .................................. SEG 0 SEG11 (61) ................................SEG 11
SEG1 (71) .................................. SEG 1 SEG12 (60) ................................SEG 12
SEG2 (70) .................................. SEG 2 SEG13 (59) ................................SEG 13
SEG3 (69) .................................. SEG 3 SEG14 (58) ................................SEG 14
SEG4 (68) .................................. SEG 4 SEG15 (57) ................................SEG 15
SEG5 (67) .................................. SEG 5 SEG16 (56) ................................SEG 16
SEG6 (66) .................................. SEG 6 SEG17 (55) ................................SEG 17
SEG7 (65) .................................. SEG 7 SEG18 (54) ................................SEG 18
SEG8 (64) .................................. SEG 8 SEG19 (53) ................................SEG 19
SEG9 (63) .................................. SEG 9 SEG20 (52) ................................SEG 20
SEG10 (62) ................................. SEG 10 SEG21 (51) ................................SEG 21
73 VCC IN Power source voltage : GND(0V).
74 VREF IN A/D converter power source voltage : GND(0V).
The power source voltage to drive the A/D converter. Connected to GND.
75 AVSS IN A/D converter power source voltage : -5.0V.
The power source voltage to drive the A/D converter.
76 COM3 OUT Terminal not used.
77 COM2 OUT Common data signal.
Connected to LCD signal COM1.
78 COM1 OUT Common data signal.
Connected to LCD signal COM2.
79 COM0 OUT Common data signal.
Connected to LCD signal COM3.
80 VL3 IN Power source voltage input terminal.
Standard voltage for LCD. Connected to GND.
Pin No. Signal I/O Description