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Section 9 Bus State Controller
Page 276 of 2108 R01UH0134EJ0400 Rev. 4.00
Sep 24, 2014
SH7262 Group, SH7264 Group
Bit Bit Name
Initial
Value R/W Description
10 to 7 PCW[3:0] 1010 R/W Number of Access Wait Cycles
Specify the number of wait cycles to be inserted.
0000: 3 cycles
0001: 6 cycles
0010: 9 cycles
0011: 12 cycles
0100: 15 cycles
0101: 18 cycles
0110: 22 cycles
0111: 26 cycles
1000: 30 cycles
1001: 33 cycles
1010: 36 cycles
1011: 38 cycles
1100: 52 cycles
1101: 60 cycles
1110: 64 cycles
1111: 80 cycles
6 WM 0 R/W External Wait Mask Specification
Specifies whether or not the external wait input is
valid. The specification by this bit is valid even when
the number of access wait cycles is 0.
0: External wait input is valid
1: External wait input is ignored
5, 4 All 0 R Reserved
These bits are always read as 0. The write value
should always be 0.