Z80C30 Datasheet, PDF (21/96 Pages) Zilog, Inc. – CMOS SCC SERIAL COMMUNICATIONS CONTROLLER

=&=& &026 6&&
6HULDO &RPPXQLFDWLRQV &RQWUROOHU

'6
'DWD VWUREH LQSXW DFWLYH /RZ 7KLV VLJQDO SURYLGHV WLPLQJ IRU WKH
WUDQVIHU RI GDWD LQWR DQG RXW RI WKH 6&& ,I $6 DQG '6 FRLQFLGH WKLV
FRQIOXHQFH LV LQWHUSUHWHG DV D UHVHW
5:
5HDG:ULWH LQSXW 7KLV VLJQDO VSHFLILHV ZKHWKHU WKH RSHUDWLRQ WR
EH SHUIRUPHG LV D UHDG RU D ZULWH
D1
D3
D5
D7
INT
IEO
IEI
INTACK
+5v
W/REQA
SYNCA
RTxCA
RxDA
TRxCA
TxDA
DTR/REQA
RTSA
CTSA
DCDA
PCLK
1
40
2
39
3
38
4
37
5
36
6
35
7
34
8
33
9
32
10 _Z85C30 31
11
30
12
29
13
28
14
27
15
26
16
25
17
24
18
23
19
22
20
21
D0
D2
D4
D6
RD
WR
A/B
CE
D/C
GND
W/REQB
SYNCB
RTxCB
RxDB
TRxCB
TxDB
DTR/REQB
RTSB
CTSB
DCDB
AD1
AD3
AD5
AD7
INT
IEO
IEI
INTACK
+5v
W/REQA
SYNCA
RTxCA
RxDA
TRxCA
TxDA
DTR/REQA
RTSA
CTSA
DCDA
PCLK
1
40
2
39
3
38
4
37
5
36
6
35
7
34
8
33
9
32
10 _Z80C30 31
11
30
12
29
13
28
14
27
15
26
16
25
17
24
18
23
19
22
20
21
AD0
AD2
AD4
AD6
DS
AS
R/W
CS0
CS1
GND
W/REQB
SYNCB
RTxCB
RxDB
TRxCB
TxDB
DTR/REQB
RTSB
CTSB
DCDB
)LJXUH  =& DQG =& ',3 3LQ $VVLJQPHQWV
*HQHUDO 'HVFULSWLRQ
36