M32C8A Datasheet, PDF (64/372 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M32C/80 Series

M32C/8A Group
7. Processor Mode
Processor Mode Register 1⁽¹⁾
b7 b6 b5 b4 b3 b2 b1 b0
00
Symbol
PM1
Address
0005h
After Reset
00h
Bit Symbol
Bit Name
PM10
PM11
External space mode bits
PM12
Internal memory wait bit
PM13
SFR area wait bit
Function
RW
b1 b0
0 0: Mode 0 (A20 to A23 for P4_4 to P4_7)
RW
0 1: Mode 1 (A20 for P4_4,
CS2 to CS0 for P4_5 to P4_7)
1 0: Mode 2 (A20 and A21 for P4_4 and P4_5,
CS1 and CS0 for P4_6 and P4_7)
RW
1 1: Mode 3 (CS3 to CS0 for P4_4 to P4_7)
0: No wait state
1: 1 wait state
RW
0: 1 wait state
1: 2 wait states
RW
PM14
b5 b4
RW
0 0: No ALE
ALE pin select bits
0 1: P5_3⁽²⁾
1 0: P5_6
PM15
1 1: P5_4
RW
−
(b7-b6)
Reserved bits
Set to 0
RW
NOTES:
1. Set the PM1 register after the PRC1 bit in the PRCR register is set to 1 (write enable).
2. To output ALE signal from P5_3, set bits PM15 and PM14 to 01b, and bits CM01 and CM00 in the CM0 register to 00b (I/O port
P5_3).
Figure 7.2 PM1 Register
Rev.1.00 Jul 15, 2007 Page 47 of 352
REJ09B0385-0100