DF2211NP24V Renesas Technology / Hitachi Semiconductor, DF2211NP24V Datasheet - Page 174

• Manufacturer Part Number: DF2211NP24V
• Description: H8S/2200 Series, 2212 Group, USB, RTC, HSS TNP-64B; Vcc= 2.7 to 3.6 volts, Temp= -20 to 75 C; Package: PVQN0064LB-A
• Manufacturer: Renesas Technology / Hitachi Semiconductor

6.3.3
WCRH and WCRL select the number of program wait states for each area.
Program waits are not inserted in the case of on-chip memory or internal I/O registers except for
the on-chip USB.
•
Note: * The on-chip USB and on-chip RTC are allocated to area 6 and area 7, respectively.
Rev.7.00 Dec. 24, 2008 Page 120 of 698
REJ09B0074-0700
Bit
7
6
5
4
WCRH
Bit Name
W71*
W70*
W61*
W60*
Therefore, these bits should be set to 0.
Wait Control Registers H and L (WCRH, WCRL)
Initial Value R/W
1
1
1
1
R/W
R/W
R/W
R/W
Description
Area 7 Wait Control 1 and 0
These bits select the number of program wait states
when area 7 in external space is accessed while the
AST7 bit in ASTCR is set to 1.
00: Program wait not inserted when external space area
01: 1 program wait state inserted when external space
10: 2 program wait states inserted when external space
11: 3 program wait states inserted when external space
Area 6 Wait Control 1 and 0
These bits select the number of program wait states
when area 6 in external space is accessed while the
AST6 bit in ASTCR is set to 1.
00: Program wait not inserted when external space area
01: 1 program wait state inserted when external space
10: 2 program wait states inserted when external space
11: 3 program wait states inserted when external space
6 is accessed
area 6 is accessed
area 6 is accessed
area 6 is accessed
7 is accessed
area 7 is accessed
area 7 is accessed
area 7 is accessed