HD64F2636F20 Datasheet, PDF (136/1512 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Section 3 MCU Operating Modes
H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
3.3.4 Mode 7
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 Pin Functions in Each Operating Mode
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 Pin Functions in Each Mode
Port
Mode 4
Port A
Port B
P/A^*
P/A^*
Port C
A
Port D
Port E
Port F
PF7
D
P/D^*
P/C^*
Port 1
PF6 to PF4
PF3
P11 to P13
P10
C
P/C^*
P^*/A
P/A^*
Legend:
P: I/O port
A: Address bus output
D: Data bus I/O
C: Control signals, clock I/O
*: After reset
Mode 5
P/A^*
P/A^*
A
D
P^*/D
P/C^*
C
P^*/C
P^*/A
P/A^*
Mode 6
P^*/A
P^*/A
P^*/A
D
P^*/D
P/C^*
C
P^*/C
P^*/A
P^*/A
Mode 7
P
P
P
P
P
P^*/C
P
P
Page 86 of 1458
REJ09B0103-0800 Rev. 8.00
May 28, 2010