R-7280
R-l 720
PIN NO. j 56
1 SIGNAL j VDISP
I I/O
1 IN
Anode (seclment) of Fluorescent Displav light-ur, voltage: -29V.
Vp voltage of power source circuit input.
(RD93GA3U)
PIN NO. j 57
1 SIGNAL j VR
Reference voltage input terminal.
I
I/O -rK
A reference voltage applied to the A/D converter in the LSI.
The reference voltage is generally maintained at -6.15V.
(RD93GA4U)
PIN NO. j 58
1 SIGNAL / PA1
I
I/O
1 IN
Signal svnchronized with commercial source frequencv(50Hz).
This is the basic timing for time processing of LSI.
(AD93FE1 U)
PIN NO. j 59
1 SIGNAL f PA0
I
I/O
1 IN
Input sianal which communicates the door open/close information to LSI.
Door closed; “H” level signal.
Door opened; “L” level signal.
(RD937Al U)
PIN NO. ( 60-63
1 SIGNAL
/ PZO-P23
I
l/O
; OUT
Senment data signal.
Signal similar to P30.
(RD939AZU)
PIN NO.
1 64
i SIGNAL 1 GND
I l/O
/ IN
Connected to GND.
(RD93KAl U)
19
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