Allwinner A20 - Page 196

A20 User Manual (Revision 1.2) Copyright © 2013 Allwinner Technology Co., Ltd. All Rights Reserved. Page 196 / 812
Offset: 0x08
Register Name: LRADC_INT
Bit
Read/
Write
Default/He
x
Description
ADC 1 Key Down IRQ Pending Bit
When General key pull down, the status bit is set and the
interrupt line is set if the corresponding interrupt is enabled.
0: No IRQ
1: IRQ Pending
Notes: Writing 1 to the bit will clear it and its corresponding
interrupt if the interrupt is enable.
8
R/W
0x0
ADC1_DATA_IRQ_PENDING.
ADC 1 Data IRQ Pending Bit
0: No IRQ
1: IRQ Pending
Notes: Writing 1 to the bit will clear it and its corresponding
interrupt if the interrupt is enable.
7:5
/
/
/
4
R/W
0x0
ADC0_KEYUP_PENDING.
ADC 0 Key up pending Bit
When general key pull up, it the corresponding interrupt is
enabled.
0: No IRQ
1: IRQ Pending
Notes: Writing 1 to the bit will clear it and its corresponding
interrupt if the interrupt is enable
3
R/W
0x0
ADC0_ALRDY_HOLD_PENDING.
ADC 0 Already Hold Pending Bit
When hold key pull down and pull the general key down, if the
corresponding interrupt is enabled.
0: No IRQ
1: IRQ Pending
Notes: Writing 1 to the bit will clear it and its corresponding
interrupt if the interrupt is enabled
2
R/W
0x0
ADC0_HOLDKEY_PENDING.
ADC 0 Hold Key pending Bit
When Hold key pull down, the status bit is set and the interrupt
line is set if the corresponding interrupt is enabled.
0: NO IRQ
1: IRQ Pending
Notes: Writing 1 to the bit will clear it and its corresponding