MSC8113 Reference Manual, Rev. 0
4-22
Freescale Semiconductor
System Interface Unit (SIU)
SWSR
Software Service Register
SWSR is the location to which the software watchdog timer servicing sequence is written. To
prevent software watchdog timer time-out, you should assign a value of 0x556C to this register
followed by 0xAA39. SWSR is written at any time, but it returns all zeros when read. For details,
see Section 4.1.5.
—
26–29
0
Reserved. Write to zero for future compatibility.
SWE
29
Sampled
at
power-on
reset from
SWTE.
Software Watchdog Enable
Enables the operation of the software watchdog timer. If
enabled after reset, software can clear SWE after a
system reset to disable the software watchdog timer.
0
Watchdog timer disabled.
1
Watchdog timer enabled.
SWRI
30
1
Software Watchdog Reset/Interrupt Select
0
Software watchdog timer causes a
machine check interrupt to the
core.
1
Software watchdog timer causes a
hard reset (this is the default value
after hard reset).
SWP
31
1
Software Watchdog Prescale
Controls the divide-by-2048 software watchdog timer
prescaler.
0
Software watchdog timer is not
prescaled.
1
Software watchdog timer clock is
prescaled.
TESCR1
System Bus Transfer Error Status and Control Register 1
Bit
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
BM
ISBE
PAR
—
—
WP
EXT
TC
—
TT
Type
R/W
Reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Bit
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
—
DMD
—
—
Type
R/W
Reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Table 4-8. SYPCR Bit Descriptions (Continued)
Name
Reset
Description
Settings
Summary of Contents for MSC8113
Page 1: ...MSC8113 Reference Manual Tri Core 16 Bit Digital Signal Processor MSC8113RM Rev 0 May 2008 ...
Page 20: ...MSC8113 Reference Manual Rev 0 xx Freescale Semiconductor Contents ...
Page 28: ...MSC8113 Reference Manual Rev 0 xxviii Freescale Semiconductor ...
Page 56: ...MSC8113 Reference Manual Rev 0 1 28 Freescale Semiconductor MSC8113 Overview ...
Page 76: ...MSC8113 Reference Manual Rev 0 2 20 Freescale Semiconductor SC140 Core Overview ...
Page 134: ...MSC8113 Reference Manual Rev 0 4 30 Freescale Semiconductor System Interface Unit SIU ...
Page 168: ...MSC8113 Reference Manual Rev 0 6 18 Freescale Semiconductor Boot Program ...
Page 180: ...MSC8113 Reference Manual Rev 0 7 12 Freescale Semiconductor Clocks ...
Page 260: ...MSC8113 Reference Manual Rev 0 8 80 Freescale Semiconductor Memory Map ...
Page 300: ...MSC8113 Reference Manual Rev 0 9 40 Freescale Semiconductor Extended Core ...
Page 304: ...MSC8113 Reference Manual Rev 0 10 4 Freescale Semiconductor MQBus and M2 Memory ...
Page 308: ...MSC8113 Reference Manual Rev 0 11 4 Freescale Semiconductor SQBus ...
Page 590: ...MSC8113 Reference Manual Rev 0 17 46 Freescale Semiconductor Interrupt Processing ...
Page 614: ...MSC8113 Reference Manual Rev 0 18 24 Freescale Semiconductor Debugging ...
Page 622: ...MSC8113 Reference Manual Rev 0 19 8 Freescale Semiconductor Internal Peripheral Bus IPBus ...
Page 724: ...MSC8113 Reference Manual Rev 0 21 32 Freescale Semiconductor UART ...
Page 920: ...MSC8113 Reference Manual Rev 0 25 150 Freescale Semiconductor Ethernet Controller ...
Page 1171: ...MSC8113 Reference Manual Rev 0 Freescale Semiconductor C 61 EF wait_rts P 01077FFC 9F rts 71 ...
Page 1172: ...MSC8113 Reference Manual Rev 0 C 62 Freescale Semiconductor MSC8113 Boot Code ...
Page 1202: ...MSC8113 Reference Manual Rev 0 Index 30 Freescale Semiconductor Index ...