參數(shù)資料
型號(hào): TMS320LFC2406A
廠商: Texas Instruments, Inc.
元件分類: 數(shù)字信號(hào)處理
英文描述: DSP CONTROLLERS
中文描述: DSP控制器
文件頁數(shù): 66/133頁
文件大?。?/td> 1672K
代理商: TMS320LFC2406A
SPRS145J JULY 2000 REVISED NOVEMBER 2004
66
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
watchdog (WD) timer module (continued)
55 + AA
Detector
System
Reset
Request
WDCNTR.70
6-Bit
Free-
Running
Counter
/64
/32
/16
/8
/4
/2
111
110
101
100
011
010
001
000
WDCLK
System
Reset
System Reset
CLR
Watchdog
Reset Key
Register
8-Bit Watchdog
Counter
CLR
Bad WDCR Key
Good Key
Bad Key
WDPS
WDCR.20
2 1 0
WDKEY.70
WDCHK20
WDCR.53
WDCR.7
WDFLAG
Reset Flag
PS/257
WDDIS
WDCR.6
1 0 1
(Constant
Value)
3
3
On-Chip
Oscillator or
External
Clock
÷
512
PLL
CLKOUT
CLKIN
3-bit
Prescaler
Internal
Pullup
RS Pin
One-Cycle
Delay
Writing to bits WDCR.53 with anything but the correct pattern (101) generates a system reset.
Figure 19. Block Diagram of the WD Module
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