M32C8A Datasheet, PDF (84/372 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M32C/80 Series

M32C/8A Group
8. Bus
Page Mode Wait Control Register 1
b7 b6 b5 b4 b3 b2 b1 b0
Symbol
PWCR1
Address
004Dh
After Reset
0001 0001b
Bit Symbol
Bit Name
Function
RW
PWCR100
External space 2
PWCR101
subsequent access
wait select bits
PWCR102
b2 b1 b0
RW
0 0 1: 1φ + 1φ
0 1 0: 1φ + 2φ
0 1 1: 1φ + 3φ
RW
1 0 0: 1φ + 4φ
Do not set to values other than the above.
RW
PWCR103
External space 2
page mode control enable bit
0: Page mode control disabled
1: Page mode control enabled⁽¹⁾
RW
PWCR104
External space 3
PWCR105
subsequent access
wait select bits
PWCR106
b6 b5 b4
RW
0 0 1: 1φ + 1φ
0 1 0: 1φ + 2φ
0 1 1: 1φ + 3φ
RW
1 0 0: 1φ + 4φ
Do not set to values other than the above.
RW
PWCR107
External space 3
page mode control enable bit
0: Page mode control disabled
1: Page mode control enabled⁽¹⁾
RW
NOTE:
1. When page mode control is enabled, set the EWCRi6 bit in the EWCRi register (i = 0 to 3) to 0 (add no recovery
cycle when accessing external space i ).
Figure 8.13 PWCR1 Register
Rev.1.00 Jul 15, 2007 Page 67 of 352
REJ09B0385-0100