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SH7014 Datasheet(PDF) 146 Page - Renesas Technology Corp

Part # SH7014
Description  32-Bit RISC Microcomputer
PDF  754 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

SH7014 Datasheet(HTML) 146 Page - Renesas Technology Corp

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8. Bus State Controller (BSC)
Rev.5.00 Sep. 27, 2007 Page 112 of 716
REJ09B0398-0500
Bit 1
SW1
Description
0
No CS1 space
CS assert extension
1
CS1 space
CS assert extension
(initial value)
Bit 0
SW0
Description
0
No CS0 space
CS assert extension
1
CS0 space
CS assert extension
(initial value)
8.2.3
Wait Control Register 1 (WCR1)
WCR1 is a 16-bit read/write register that specifies the number of wait cycles (0 to 15) for each CS
space.
WCR1 is initialized by power-on resets to H'FFFF, but is not initialized by software standbys.
Bit:
15
14
13
12
11
10
9
8
W33
W32
W31
W30
W23
W22
W21
W20
Initial value:
1
1
1
1
1
1
1
1
R/W:
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Bit:
7
6
5
4
3
2
1
0
W13
W12
W11
W10
W03
W02
W01
W00
Initial value:
1
1
1
1
1
1
1
1
R/W:
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Bits 15 to 12
⎯CS3 Space Wait Specification (W33, W32, W31, W30): Specifies the number of
waits for CS3 space access.
Bit 15
W33
Bit 14
W32
Bit 13
W31
Bit 12
W30
Description
0
0
0
0
No wait (external wait input disabled)
0
0
0
1
1 wait external wait input enabled
⋅⋅⋅
1
1
1
1
15 wait external wait input enabled
(initial value)



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