Toshiba FS-160 SERIES - Manual (Page 44)

Table 6.1 DSP Controller Port Functions
Port
Signal
Name
Function
Active
Level
DO ACK Acknowledge signal to be sent to the CPU H/L
D1 BUZZER Buzzer Drive signal H
D2 IG
D3 2G
D4 3G
D5 4G У To the grid of each digit of the FIU
D6 5G
/ and BIU
D7 6G
D8 7G
D9 8G
DIO 9G
Dll lOG
D12 a ,15 NC
ROO РАО
1
ROl PAl
1
у 4 bit parallel display data inputs
R02 PA2
R03 РАЗ
J
R10^13 NC
R20 S (a)
A
H
R21 (b)
R22 (c)
R23 (d)
R30 (e)
R31 (f)
\
у To each segment plate of the FIU and BIU
R32
(g)
R33 (1/2)
R4p (t)
R41 (Dp)
R42,43 NC
R 5 l ^ 5 3 NC
■
R60-63 NC
RST ACL Auto Clear signal input H
INTO CSDSP Chip Select signal input
NC : Not Connected
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