Pin assignments, Figure, Scc/escc user manual – Zilog Z80230 User Manual
Page 17
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SCC/ESCC
User Manual
UM010903-0515
General Description
10
Z85X30 DIP Pin Assignments
1
2
9
3
4
5
6
7
8
40
39
38
37
36
35
34
33
32
D0
D2
D//C
D4
D6
/RD
/WR
A//B
/CE
D1
31
30
29
28
27
14
10
11
12
13
GND
/W//REQB
/SYNCB
/RTxCB
RxDB
D3
D5
D7
/INT
IEO
IEI
/INTACK
VCC
/W//REQA
/SYNCA
/RTxCA
RxDA
/TRxCA
TxDA
/DTR//REQA
/RTSA
/CTSA
/DCDA
PCLK
15
16
17
18
19
20
/TRxCB
TxDB
/DTR//REQB
RTSB
/CTSB
/DCDB
26
25
24
23
22
21
Z85X30
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