HD64F2168 Datasheet, PDF (151/874 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer

• When ADMXE = 0
Initial
Bit Bit Name Value R/W Description
2 WC22
1
1 WC21
1
0 WC20
1
R/W CP Extended Area Wait Count 2 to 0
R/W _{Select the number of program wait states to be inserted for}
R/W _{access to the CP extended area when the CPCSE and}
ASTCP bits in BCR2 are set to 1.
If the CP extended area is selected, the WC22 bit must be
cleared to 0.
000: Program wait state is not inserted
001: 1 program wait state is inserted
010: 2 program wait states are inserted
011: 3 program wait states are inserted
100: (Setting prohibited)
101: (Setting prohibited)
110: (Setting prohibited)
111: (Setting prohibited)
• When ADMXE = 1
Initial
Bit Bit Name Value R/W Description
2 WC22
1
R/W Address-Data Multiplex Extended Area Address Cycle Wait
Count 2
Selects the number of program wait states to be inserted
into the address cycle for access to the address-data
multiplex extended area.
0: Program wait state is not inserted
1: 1 program wait state is inserted in the address cycle
1 WC21
1
0 WC20
1
R/W CP Extended Area Data Cycle Wait Count 1 and 0
R/W _{Selects the number of program wait states to be inserted in}
the data cycle for access to the CP extended area when the
CPCSE and ASTCP bits in BCR2 are set to 1.
00: Program wait state is not inserted in the data cycle
01: 1 program wait state is inserted in the data cycle
10: 2 program wait states are inserted in the data cycle
11: 3 program wait states are inserted in the data cycle
Rev. 3.00, 03/04, page 111 of 830