Z80182 Datasheet, PDF (14/109 Pages) Zilog, Inc. – ZILOG INTELLIGENT PERIPHERAL CONTROLLER (ZIP™)

Zilog
PRELIMINARY
Z80182/Z8L182
ZILOG INTELLIGENT PERIPHERAL
MULTIPLEXED PIN DESCRIPTIONS (Continued)
Pin Number
VQFP QFP
41
44
42
45
43
46
44
47
45
48
46
49
47
50
48
51
49
52
50
53
51
54
52
55
53
56
54
57
55
58
56
59
57
60
58
61
59
62
60
63
61
64
62
65
63
66
64
67
65
68
66
69
67
70
68
71
69
72
70
73
Table 5. Primary, Secondary and Tertiary Pin Functions (Continued)
1st
Function
2nd
Function
3rd
Function
MUX
Control
V
SS
CKA1//TEND0
TxS
CKS
/DREQ1
/DTR//REQB
/W//REQB
HINTR
/HTxRDY
SYS CONF REG Bit 1,2
SYS CONF REG Bit 1,2
V
DD
/TEND1
/RAMCS
/ROMCS
EV1
/RTSB
/HRxRDY
SYS CONF REG Bit 1,2
EV2
PA0
HD0
PA1
HD1
PA2
HD2
PA3
HD3
SYS CONF REG Bit 1
SYS CONF REG Bit 1
SYS CONF REG Bit 1
SYS CONF REG Bit 1
PA4
PA5
PA6
PA7
/W//REQA
HD4
HD5
HD6
HD7
PC5
SYS CONF REG Bit 1
SYS CONF REG Bit 1
SYS CONF REG Bit 1
SYS CONF REG Bit 1
SYS CONF REG Bit 7
/DTR//REQA
PC3
/MWR
PC2
/CTSA
PC1
/DCDA
PC0
/SYNCA
PC4
RTSA
SYS CONF REG Bit 7
SYS CONF REG Bit 7 *
SYS CONF REG Bit 7
SYS CONF REG Bit 7
SYS CONF REG Bit 7
/RTxCA
V_SS
/IOCS
IEO
IEI
V_DD
INT EDG/PIN REG Bit 2
3-14
DS971820600