Owners manual

System
H3 Datasheet(Revision1.2) Copyright© 2015 Allwinner Technology Co.,Ltd.All Rights Reserved. Page 336
the port is configured as output, the pin state is the same as the
corresponding bit. The read bit value is the value setup by software. If the
port is configured as functional pin, the undefined value will be read.
4.22.2.42. PF Multi-Driving Register 0 (Default Value: 0x00001555)
Offset: 0xC8
Register Name: PF_DRV0_REG
Bit
R/W
Default/Hex
Description
31:14
/
/
/
[2i+1:2i]
(i=0~6)
R/W
0x1
PF_DRV
PF[n] Multi-Driving SELECT (n = 0~6)
00: Level 0 01: Level 1
10: Level 2 11: Level 3
4.22.2.43. PF Multi-Driving Register 1 (Default Value: 0x00000000)
Offset: 0xCC
Register Name: PF_DRV1_REG
Bit
R/W
Default/Hex
Description
31:0
/
/
/
4.22.2.44. PF PULL Register 0 (Default Value: 0x00000000)
Offset: 0xD0
Register Name: PF_PULL0_REG
Bit
R/W
Default/Hex
Description
31:14
/
/
/
[2i+1:2i]
(i=0~6)
R/W
0x0
PF_PULL
PF[n] Pull-up/down Select (n = 0~6)
00: Pull-up/down disable 01: Pull-up
10: Pull-down 11: Reserved
4.22.2.45. PF PULL Register 1 (Default Value: 0x00000000)
Offset: 0xD4
Register Name: PF_PULL1_REG
Bit
R/W
Default/Hex
Description
31:0
/
/
/
confidential