MCZ33989EG Freescale Semiconductor, MCZ33989EG Datasheet - Page 35

• Manufacturer Part Number: MCZ33989EG
• Description: IC SYSTEM BASIS CHIP CAN 28-SOIC
• Manufacturer: Freescale Semiconductor

Specifications of MCZ33989EG

• Applications: *
• Interface: *
• Voltage - Supply: *
• Package / Case: 28-SOIC (7.5mm Width)
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Timing Register (TIM1/2)
Table 24. TIM1 Register
Table 25. TIM1 Control Bits
Table 26. TIM2 Register
Analog Integrated Circuit Device Data
Freescale Semiconductor
1. TIM1–controls the watchdog timing selection as well as
This register is composed of two registers:
Reset Condition
Reset Condition
WDW
the window or timeout option. TIM1 is selected when
bit D3 is 0. Please see
Reset Value
Reset Value
0
0
0
0
1
1
1
1
$101B
$101B
TMI1
TMI2
(WD Timing Selected by TIM1 Bit WDW=1)
WD Timing x 50%
Figure 17. Window Watchdog
WDT1
0
0
1
1
0
0
1
1
Watchdog Period
W
W
R
R
Table
WDT0
WD Timing x 50%
0
1
0
1
0
1
0
1
24.
D3
D3
—
—
—
—
—
—
Timing (ms)
0
1
100
350
100
350
10
45
10
45
POR, RST
POR, RST
CSP2
WDW
Watchdog Period 1
Watchdog Period 2
Watchdog Period 3
Watchdog Period 4
Watchdog Period 1
Watchdog Period 2
Watchdog Period 3
Watchdog Period 4
D2
D2
—
—
0
0
2. TIM2–is used to define the timing for the cyclic sense
Parameter
and forced wake-up function. TIM2 is selected when bit
D3 is read operation it is not allowed in either TIM1 or
TIM2 registers. Please see
(WD Timing Selected by TIM1 Bit WDW=1)
Figure 18. Timeout Watchdog
POR, RST
POR, RST
WDT1
CSP1
Watchdog Period
LOGIC COMMANDS AND REGISTERS
D1
D1
—
—
0
for Watchdog Clear
0
FUNCTIONAL DEVICE OPERATION
Window Watchdog Enabled (Window
Length is Half the Watchdog Timing)
Window Open
Table
No Window Watchdog
26.
POR, RST
POR, RST
WDT0
CSP0
D0
D0
—
—
0
0
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