491
Watch Timer (WT)
Chapter 14
Preliminary User’s Manual U17566EE1V2UM00
(3)
CRC00 - WCT capture / compare control register
The 8-bit CRC00 register controls the operation of the capture/compare
register CR000.
Access
This register can be read/written in 8-bit or 1-bit units.
Address
<base> + 8
H
Initial Value
00
H
. This register is cleared by any reset.
Note
1.
Stop the timer before changing the contents of this register.
2.
If both the rising edge and falling edge are specified as valid for the
INTWT0UV signal, the interval measurement does not work.
3.
Be sure to set bits 7 to 3 to 0.
7
6
5
4
3
2
1
0
0
0
0
0
0
X
CRC001
CRC000
R
R
R
R
R
R/W
R/W
R/W
Table 14-9
CRC00 register contents
Bit position
Bit name
Function
1
CRC001
Setting of the CR000 capture trigger signal:
0: No capture signal
1: INTWT0UV. capture signal
Caution:
CRC001 must be set to 1 after reset.
2
CRC000
Selects the operation mode of CR000:
0: Operates as a compare register.
1: Operates as capture register.
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