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Section 2 CPU
Rev. 4.00 Sep. 14, 2005 Page 28 of 982
REJ09B0023-0400
39
A0G
A1G
32 31
A0
A1
M0
M1
X0
X1
Y0
Y1
DSR
MS
ME
MOD
0
(c) DSP mode register configuration (DSP = 1)
Figure 2.2 Register Configuration in Each Processing Mode (2)
Register values after a reset are shown in table 2.1.
Table 2.1
Initial Register Values
Type Registers
Initial
Value
*
General registers
R0 to R15
Undefined
Control registers
SR
RB bit = 1, BL bit = 1, I3 to I0 = 1111 (H'F),
The reserved bits other than bit 30 are all 0;
bit 30 is 1, others undefined
GBR, SSR, SPC
Undefined
VBR
H'00000000
RS,
RE Undefined
MOD
Undefined
System registers
MACH, MACL, PR
Undefined
PC
H'A0000000
DSP registers
A0, A0G, A1, A1G, M0, M1,
X0, X1, Y0, Y1
Undefined
DSR
H'00000000
Note:
*
Initialized by a power-on or manual reset.
Содержание HD6417641
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Страница 11: ...Rev 4 00 Sep 14 2005 Page xi of l USB Universal serial bus WDT Watch dog timer...
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Страница 204: ...Section 4 Clock Pulse Generator CPG Rev 4 00 Sep 14 2005 Page 154 of 982 REJ09B0023 0400...
Страница 212: ...Section 5 Watchdog Timer WDT Rev 4 00 Sep 14 2005 Page 162 of 982 REJ09B0023 0400...
Страница 228: ...Section 6 Power Down Modes Rev 4 00 Sep 14 2005 Page 178 of 982 REJ09B0023 0400...
Страница 246: ...Section 8 X Y Memory Rev 4 00 Sep 14 2005 Page 196 of 982 REJ09B0023 0400...
Страница 318: ...Section 11 User Break Controller UBC Rev 4 00 Sep 14 2005 Page 268 of 982 REJ09B0023 0400...
Страница 454: ...Section 12 Bus State Controller BSC Rev 4 00 Sep 14 2005 Page 404 of 982 REJ09B0023 0400...
Страница 500: ...Section 13 Direct Memory Access Controller DMAC Rev 4 00 Sep 14 2005 Page 450 of 982 REJ09B0023 0400...
Страница 504: ...Section 14 U Memory Rev 4 00 Sep 14 2005 Page 454 of 982 REJ09B0023 0400...
Страница 566: ...Section 17 Compare Match Timer CMT Rev 4 00 Sep 14 2005 Page 516 of 982 REJ09B0023 0400...
Страница 734: ...Section 18 Multi Function Timer Pulse Unit MTU Rev 4 00 Sep 14 2005 Page 684 of 982 REJ09B0023 0400...
Страница 868: ...Section 21 A D Converter Rev 4 00 Sep 14 2005 Page 818 of 982 REJ09B0023 0400...
Страница 914: ...Section 23 I O Ports Rev 4 00 Sep 14 2005 Page 864 of 982 REJ09B0023 0400...
Страница 956: ...Section 24 List of Registers Rev 4 00 Sep 14 2005 Page 906 of 982 REJ09B0023 0400...
Страница 1016: ...Section 25 Electrical Characteristics Rev 4 00 Sep 14 2005 Page 966 of 982 REJ09B0023 0400...
Страница 1024: ...Appendix Rev 4 00 Sep 14 2005 Page 974 of 982 REJ09B0023 0400...
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Страница 1036: ...SH7641 Hardware Manual...