Pin Functions - Hitachi H8S/2378, H8S/2378R Series Hardware Manual

3.3.8

Pin Functions

Table 3.2 shows the pin functions in each operating mode.
Table 3.2 Pin Functions in Each Operating Mode
Mode
Port 1
*
Port A PA7 to P /A
PA5
PA4 to A
PA0
Port B A
Port C A
Port D D
*
Port E P/D
*
Port F PF7, P/C
PF6
PF5, C
PF4
*
PF3 P/C
*
PF2 to P /C
PF0
*
Port G PG6 to P /C
PG1
PG0 P/C *
*
Port H P /C
Legend: P: I/O port
A: Address bus output
D: Data bus input/output
C: Control signals, clock input/output
Note: * After reset
Rev. 1.0, 09/01, page 58 of 904
Mode Mode Mode Mode
2 3 4 5
* * *
P /A P /A P /A P
A A
* *
A P /A P /A A
* *
A P /A P /A A
* *
D P /D P /D D
* * *
P /D P /D P /D P/D
* * *
P /C P /C P/C P/C
C C C
* *
P/C P/C P/C
* *
P /C P /C P
* * *
P /C P /C P /C P
P/C * P * /C P/C
* * *
P /C P /C P /C P
Mode Mode
6 7
* * *
/A P /A P /A
A
*
A P /A
*
A P /A
*
D P /D
* * *
P /D P /D
* * *
P/C P /C
C
* *
P/C
* *
/C P /C
* * *
/C P /C P /C
* P/C *
* * *
/C P /C P /C