h8s-2635 Renesas Electronics Corporation., h8s-2635 Datasheet - Page 146

• Manufacturer Part Number: h8s-2635
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 3 MCU Operating Modes
3.3.4
The CPU can access a 16-Mbyte address space in advanced mode. The on-chip ROM is enabled,
but external addresses cannot be accessed.
All I/O ports are available for use as input-output ports.
3.4
The pin functions of ports 1 and A to F vary depending on the operating mode. Table 3-3 shows
their functions in each operating mode.
Table 3-3
Legend:
P:
A:
D: Data bus I/O
C: Control signals, clock I/O
*:
Rev. 6.00 Feb 22, 2005 page 86 of 1484
REJ09B0103-0600
Port
Port A
Port B
Port C
Port D
Port E
Port F
Port 1
I/O port
Address bus output
After reset
Mode 7
Pin Functions in Each Operating Mode
Pin Functions in Each Mode
PF7
PF6 to PF4
PF3
PF0
P11 to P13
P10
Mode 4
P/A *
P/A *
A
D
P/D *
P/C *
C
P/C *
P * /C
P * /A
P/A *
Mode 5
P/A *
P/A *
A
D
P * /D
P/C *
C
P * /C
P * /C
P * /A
P/A *
Mode 6
P * /A
P * /A
P * /A
D
P * /D
P/C *
C
P * /C
P * /C
P * /A
P * /A
Mode 7
P
P
P
P
P
P * /C
P
P