Hitachi H8S/2215 Series Hardware Manual page 164

Bit Bit Name Initial Value R/W
1 W01 1
0 W00 1
Rev. 3.0, 10/02, page 106 of 686
Description
R/W Area 0 Wait Control 1 and 0:
R/W These bits select the number of program wait states
when area 0 in external space is accessed while the
AST0 bit in ASTCR is set to 1.
00: Program wait not inserted when external space area
0 is accessed
01: 1 program wait state inserted when external space
area 0 is accessed
10: 2 program wait states inserted when external space
area 0 is accessed
11: 3 program wait states inserted when external space
area 0 is accessed