aduc7030 Analog Devices, Inc., aduc7030 Datasheet - Page 91

• Manufacturer Part Number: aduc7030
• Description: Integrated Precision Battery Sensor For Automotive
• Manufacturer: Analog Devices, Inc.

Preliminary Technical Data
Timer3 Value Register:
Name:
Address:
Default
Value:
Access:
Function:
Timer3 Control Register:
Name:
Address:
Default Value:
Access:
Function:
Table 50. T3CON MMR Bit Definition
Bit
15-9
8
7
6
5
4
3-2
1
0
Description
These bits are reserved and should be written as 0 by user code
Count Up/Down Enable
Set by user code to configure Timer3 to count up
Cleared by user code to configure Timer3 to count down
Timer3 Enable
Set by user code to enable Timer 3
Cleared by user code to disable Timer 3
Timer3 Operating Mode
Set by user code to configure Timer3 to operate in periodic mode
Cleared by user to configure Timer3 to operate in free-running mode
Watchdog Timer Mode Enable
Set by user code to enable watchdog mode
Cleared by user code to disable watchdog mode
Reserved
This bit is reserved and should be written as 0 by user code
Timer3 Clock(32.768kHz) Pre-Scalar
00
01
10
11
Watchdog Timer IRQ Enable
Set by user code to produce an IRQ instead of a reset when the watchdog reaches 0
Cleared by user code to disable the IRQ option
PD_OFF
Set by the user code to stop Timer3 when the peripherals are powered down via bit 4 in the POWCON MMR.
Cleared by the user code to enable Timer3 when the peripherals are powered down via bit 4 in the POWCON MMR.
T3VAL
0xFFFF0364
0x0040
Read Only
This 16-bit, read-only MMR holds the
currentTimer3 count value.
T3CON
0xFFFF0368
0x0000
Read/Write
The 16-bit MMR configures the mode of operation of Timer3 as is described in detail in Table 50.
Source clock / 1 ( Default )
Source clock / 16
Source clock / 256
Reserved
Rev. PrE | Page 91 of 150
Timer3 Clear Register:
Name:
Address:
Access:
Function:
T3CLRI
0xFFFF036C
Write Only
This 16-bit, write-only MMR is written (with any
value) by user code to refresh(reload) Timer3 in
watchdog mode to prevent a watchdog timer reset
event.
ADuC7030/ADuC7033