User manual
...the world's most energy friendly microcontrollers
2012-04-24 - Giant Gecko Family - d0053_Rev0.96 147
www.energymicro.com
Bit Name Reset Access Description
HFRCO is enabled and start-up time has exceeded.
0 HFRCOENS 1 R HFRCO Enable Status
HFRCO is enabled.
11.5.13 CMU_IF - Interrupt Flag Register
Offset Bit Position
0x030
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
0
0
0
0
0
1
Access
R
R
R
R
R
R
R
R
Name
USBCHFCLKSEL
CALOF
CALRDY
AUXHFRCORDY
LFXORDY
LFRCORDY
HFXORDY
HFRCORDY
Bit Name Reset Access Description
31:8 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
7 USBCHFCLKSEL 0 R USBC HFCLK Selected Interrupt Flag
Set when HFCLK is selected as HFCORECLK
USBC
.
6 CALOF 0 R Calibration Overflow Interrupt Flag
Set when calibration overflow has occurred
5 CALRDY 0 R Calibration Ready Interrupt Flag
Set when calibration is completed.
4 AUXHFRCORDY 0 R AUXHFRCO Ready Interrupt Flag
Set when AUXHFRCO is ready (start-up time exceeded).
3 LFXORDY 0 R LFXO Ready Interrupt Flag
Set when LFXO is ready (start-up time exceeded).
2 LFRCORDY 0 R LFRCO Ready Interrupt Flag
Set when LFRCO is ready (start-up time exceeded).
1 HFXORDY 0 R HFXO Ready Interrupt Flag
Set when HFXO is ready (start-up time exceeded).
0 HFRCORDY 1 R HFRCO Ready Interrupt Flag
Set when HFRCO is ready (start-up time exceeded).
11.5.14 CMU_IFS - Interrupt Flag Set Register
Offset Bit Position
0x034
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
0
0
0
0
0
0
Access
W1
W1
W1
W1
W1
W1
W1
W1
Name
USBCHFCLKSEL
CALOF
CALRDY
AUXHFRCORDY
LFXORDY
LFRCORDY
HFXORDY
HFRCORDY