mc33389 Freescale Semiconductor, Inc, mc33389 Datasheet - Page 36

• Manufacturer Part Number: mc33389
• Description: System Basis Chip With Low Speed Fault Tolerant Can
• Manufacturer: Freescale Semiconductor, Inc

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