User manual
...the world's most energy friendly microcontrollers
2012-04-24 - Giant Gecko Family - d0053_Rev0.96 677
www.energymicro.com
Bit Name Reset Access Description
Value Mode Description
7 512CYCLES 512 HFPERCLK cycles
7:5 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
4 HYSTEN 0 RW Hysteresis Enable
Enable hysteresis.
Value Description
0 No hysteresis
1 +-20 mV hysteresis
3 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
2 INACTVAL 0 RW Inactive Value
Configure the output value when the comparator is inactive.
1 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
0 EN 0 RW Voltage Supply Comparator Enable
Enable/disable voltage supply comparator.
27.5.2 VCMP_INPUTSEL - Input Selection Register
Offset Bit Position
0x004
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reset
0
0x00
Access
RW
RW
Name
LPREF
TRIGLEVEL
Bit Name Reset Access Description
31:9 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
8 LPREF 0 RW Low Power Reference
Enable/disable low power mode for VDD and bandgap reference. When using this bit, always leave it as 0 during warm-up and then
set it to 1 if desired when the warm-up is done.
7:6 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
5:0 TRIGLEVEL 0x00 RW Trigger Level
Select VDD trigger level. V
trig
= 1.667V+0.034V×TRIGLEVEL.
27.5.3 VCMP_STATUS - Status Register
Offset Bit Position
0x008
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reset
0
0
Access
R
R
Name
VCMPOUT
VCMPACT