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TMP92CZ26A
92CZ26A-113
Table 3.7.2 I/O Port and Specifications (1/4)
X: Don’t care
I/O register
Port Pin name Specification
Pn PnCR PnFC PnFC2
Input port X 0
Output port X 1
0
Port 1 P10 toP17
D8 to D15 bus X X 1
None
Output port X None 0 Port 4 P40 to P47
A0 to A7 Output X None 1
None
Output port X None 0 Port 5 P50 to P57
A8 to A15 Output X None 1
None
Input port X 0
Output port X 1
0
Port 6 P60 to P67
A16 to A23 Output X X 1
None
P70 to P76 Output port X 1 0
P71 to P76 Input port X 0 0
P70
RD
Output
X None 1
WRLL
Output
1
P71
NDRE
Output
0
1 1
WRLU
Output
1
P72
NDWE
Output
0
1 1
P73 EA24 Output X 1 1
P74 EA25 Output X 1 1
R/
W
Output
X 1 1
P75
NDR/B Input X 0 1
Port 7
P76
WAIT
Input
X 0 1
None
P80 to P87 Output port X 0 0
P80
0CS
Output
X 1 None
1CS
Output
X 1 0
P81
SDCS
Output
X X 1
2CS
Output
X 1 0
CSZA
Output
X 0 1
P82
SDCS
Output
X 1 1
3CS
Output
X 1 0
P83
CSXA
Output
X X 1
P84
CSZB
Output
X 1
P85
CSZC
Output
X 1
None
CSZD
Output
X 1 0
P86
CE0ND
Output
X 1 1
CSXB Output
X 1 0
Port 8
P87
CE1ND
Output
X
None
1 1