HD6433044 Datasheet, PDF (29/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

Table 1-3 Pin Functions (cont)
Type
I/O ports
Symbol Pin No.
P5₃ to P5₀ 56 to 53
P6₆ to P6₀ 72 to 69,
60 to 58
P7₇ to P7₀ 85 to 78
P8₄ to P8₀ 91 to 87
P9₅ to P9₀ 17 to 12
PA₇ to PA₀ 100 to 93
PB₇ to PB₀ 9 to 2
I/O Name and Function
Input/ Port 5: Four input/output pins. The direction of
output each pin can be selected in the port 5 data
direction register (P5DDR).
Input/ Port 6: Seven input/output pins. The direction
output of each pin can be selected in the port 6 data
direction register (P6DDR).
Input Port 7: Eight input pins
Input/ Port 8: Five input/output pins. The direction of
output each pin can be selected in the port 8 data
direction register (P8DDR).
Input/ Port 9: Six input/output pins. The direction of
output each pin can be selected in the port 9 data
direction register (P9DDR).
Input/ Port A: Eight input/output pins. The direction of
output each pin can be selected in the port A data
direction register (PADDR).
Input/ Port B: Eight input/output pins. The direction of
output each pin can be selected in the port B data
direction register (PBDDR).
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