ATAM893X-TKHYZ ATMEL [ATMEL Corporation], ATAM893X-TKHYZ Datasheet - Page 35
ATAM893X-TKHYZ
Manufacturer Part Number
ATAM893X-TKHYZ
Description
Flash Version for ATAR080, ATAR090/890 and ATAR092/892
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.ATAM893X-TKHYZ.pdf
(98 pages)
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5.3.1.2
5.3.1.3
4680C–4BMCU–01/05
Timer 1 Control Register 2 (T1C2)
Watchdog Control Register (WDC)
Bit 3 = MSB, Bit 0 = LSB
Bit 3 = MSB, Bit 0 = LSB
Both these bits control the time interval for the watchdog reset.
T1C2
T1BP
T1CS
T1IM
WDC
WDL
WDR
WDT1
WDT0
WatchDog Lock mode
WDL = 1, the watchdog can be enabled and disabled by using the WDR-bit
WDL = 0, the watchdog is enabled and locked. In this mode the WDR-bit has no
WatchDog Run and stop mode
WDR = 1, the watchdog is stopped/disabled
WDR = 0, the watchdog is active/enabled
WatchDog Time 1
WatchDog Time 0
Bit 3
–
Timer 1 SUBCL ByPassed
T1BP = 1, TIOUT = T1MUX
T1BP = 0, T1OUT = SUBCL
Timer 1 input Clock Select
T1CS = 1, CL1 = SUBCL (see
T1CS = 0, CL1 = SYSCL (see
Timer 1 Interrupt Mask
T1IM = 1, disables Timer 1 interrupt
T1IM = 0, enables Timer 1 interrupt
Bit 3
WDL
effect. After the WDL-bit is cleared, the watchdog is active until a system
reset or power-on reset occurs.
Bit 2
T1BP
Bit 2
WDR
Bit 1
T1CS
Bit 1
WDT1
Figure 5-8 on page
Figure 5-8 on page
Bit 0
T1IM
Bit 0
WDT0
Address: ’7’hex - Subaddress: ’9’hex
Reset value: x111b
Address: ’7’hex - Subaddress: ’A’hex
Reset value: 1111b
33)
33)
ATAM893-D
35
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