Owners manual

System
H3 Datasheet(Revision1.2) Copyright© 2015 Allwinner Technology Co.,Ltd.All Rights Reserved. Page 318
010:UART2_RTS 011:JTAG_DO
100:Reserved 101:Reserved
110:PA_EINT2 111:IO Disable
7
/
/
/
6:4
R/W
0x7
PA1_SELECT
000:Input 001:Output
010:UART2_RX 011:JTAG_CK
100:Reserved 101:Reserved
110:PA_EINT1 111:IO Disable
3
/
/
/
2:0
R/W
0x7
PA0_SELECT
000:Input 001:Output
010:UART2_TX 011:JTAG_MS
100:Reserved 101:Reserved
110:PA_EINT0 111:IO Disable
4.22.2.2. PA Configure Register 1 (Default Value: 0x77777777)
Offset: 0x04
Register Name: PA_CFG1_REG
Bit
R/W
Default/Hex
Description
31
/
/
/
30:28
R/W
0x7
PA15_SELECT
000:Input 001:Output
010:SPI1_MOSI 011:UART3_RTS
100:Reserved 101:Reserved
110:PA_EINT15 111:IO Disable
27
/
/
26:24
R/W
0x7
PA14_SELECT
000:Input 001:Output
010:SPI1_CLK 011:UART3_RX
100:Reserved 101:Reserved
110:PA_EINT14 111:IO Disable
23
/
/
/
22:20
R/W
0x7
PA13_SELECT
000:Input 001:Output
010:SPI1_CS 011:UART3_TX
100:Reserved 101:Reserved
110:PA_EINT13 111:IO Disable
19
/
/
18:16
R/W
0x7
PA12_SELECT
000:Input 001:Output
010:TWI0_SDA 011:DI_RX
100:Reserved 101:Reserved
110:PA_EINT12 111:IO Disable
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