参数资料
型号: MC33889BDW
厂商: Freescale Semiconductor
文件页数: 43/59页
文件大小: 0K
描述: IC SYSTEM BASE W/CAN 28-SOIC
标准包装: 1
控制器类型: 系统基础芯片
接口: CAN
电源电压: 5.5 V ~ 18 V
电流 - 电源: 45mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC W
包装: 管件
Analog Integrated Circuit Device Data
48
Freescale Semiconductor
33889
FUNCTIONAL DEVICE OPERATION
LOGIC COMMANDS AND REGISTERS
j
Figure 22. Watchdog Operation (window and timeout)
TIM2 register
The purpose of TIM2 register is to select an appropriate timing for sensing the wake-up circuitry or cyclically supplying devices
by switching on or off HS1
Table 25. TIM2 Register
TIM2
D3
D2
D1
D0
$101b
W
1
CSP2
CSP1
CSP0
R
Reset
0
Reset condition
POR, RESET
Table 26. Cyclic Sense Timing
CSP2
CSP1
CSP0
Cyclic Sense Timing [ms]
0
5
0
1
10
0
1
0
20
0
1
40
1
0
75
1
0
1
100
1
0
200
1
400
window closed
window open
WD timing * 50%
Watchdog period
for watchdog clear
no watchdog clear
window open
Watchdog period
for watchdog clear
(WD timing selected by TIM 1 bit WDW=1)
(WD timing selected by TIM 1, bit WDW=0)
Timeout watchdog
Window watchdog
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