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AS3665
Datasheet, Confidential - D e t a i l e d D e s c r i p t i o n I n t e r r u p t G e n e r a t o r
Table 49. Interrupt_Mask Register (Continued)
Addr: 0Dh
Interrupt_Mask Register
Bit
Bit Name
Default Access
Description
2
3
4
5
6
int3_masked
no_extclock_detected_m
asked
init_ready_int_masked
adc_eoc_masked
ov_temp_masked
1
1
1
1
1
R/W
R/W
R/W
R/W
R/W
0
1
0
1
0
1
0
1
0
1
No Mask
int3 is masked
No Mask
no_extclock_detected is masked
No Mask
init_ready_int is masked
No Mask
adc_eoc is masked
No Mask
ov_temp is masked
The interrupt output pad INT/AUDIO_IN is controlled by register GPO_Control :
Table 50. GPO_Control Register
Addr: 04h
GPO_Control Register
Bit
Bit Name
Default Access
Description
Define operating mode of INT/AUDIO_IN ball
00
open drain output of interrupt status
4:3
int_mode
00b
R/W
01
push/pull output of signal int_signal
10
11
analog input -
use for Audio Input (see page 34) or
Analog to Digital Converter (see page 32)
Status of INT/AUDIO_IN ball if int_mode =01
5
int_signal
0b
R/W
0
active low
1
active high (VBAT)
Interrupt output selection flag
7
int_on_trig
0b
R/W
0
Interrupt status is available on ball INT/AUDIO_IN
(if int_mode =00)
Interrupt status is available on ball TRIG
1
1
1. Set int_on_trig =1 if the ball INT/AUDIO_IN is used for audio and/or ADC and an interrupt output is required;
the ball TRIG is then used as the interrupt open drain output
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