参数资料
型号: MC33389DDW
厂商: Freescale Semiconductor
文件页数: 30/49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
36
Freescale Semiconductor
33389
FUNCTIONAL DEVICE OPERATION
LOGIC COMMANDS AND REGISTERS
This register is used to select the window watchdog time period. Open window of the selected period is only the second half
of the selected period.
This register is used to monitor the ground shift of the vehicle network.
Table 23. CYTCR Bit Definition
CYTCR2
CYTCR1
CYTCR0
Comments
t(ms) Typical
0
Timer ON, t1 (Default)
32
0
1
Timer ON, t2
64
0
1
0
Timer ON, t3
128
0
1
Timer ON, t4
256
1
0
Timer ON, t5
512
1
0
1
Timer ON, t6
1024
1
0
Timer ON, t7
2048
1
Timer ON, t8
8192
Note: A reset of the register occurs when RST = Low.
Table 24. Software Watchdog Control Register (SWCR)
Address
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
SWCR
$009
R
SWCR2
SWCR1
SWCR0
W
RESET
0
Table 25. SWCR Bit Definition
SWCR2
SWCR1
SWCR0
Comments
t(ms) Typical
0
Timer ON, t1 (Default)
5
0
1
Timer ON, t2
10
0
1
0
Timer ON, t3
20
0
1
Timer ON, t4
33
1
0
Timer ON, t5
50
1
0
1
Timer ON, t6
75
1
0
Timer ON, t7
100
1
Timer ON, t8
200
Note: The software watchdog is only running in Normal and Stand-by modes. A reset of this register occurs when RST = Low.
Table 26. Ground Shift Level Register (GSLR)
Address
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
GSLR
$00A
R
TXDOM
SHIFT
GSLR1
GSLR0
W
RESET
0
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