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3.1.4.2 Register Descriptions
3.1.4.2.1
Registers for selecting a role of the I/O pins belonging to SYS group
Table I/O Configuration-10 shows registers for selecting a role of the I/O pins belonging to SYS group. Setting
examples are explained in "3.1.4.3 Function Details".
Table I/O Configuration-10 Overview of Registers for Selecting a Role of the I/O Pins Belonging to SYS Group
Address
Register
Name
0x041007C0
IOCSYS_
IOMD0
0x041007C4
IOCSYS_
IOMD1
Bit Field
Type
Name
Reserved
-
HIFEXT
RW
HIFIRQ
RW
SPI2B
RW
SPI2A
RW
SPI1B
RW
SPI1A
RW
SPI0B
RW
SPI0A
RW
Reserved
-
GNSS_1PPS_OUT
RW
AP_CLK
RW
RTC_IRQ_OUT
RW
PMIC_INT
RW
I2C4
RW
Reserved
-
PWMB
RW
PWMA
RW
I2C0
RW
SPI3
RW
SPI3_CS2_X
RW
SPI3_CS1_X
RW
SPI3_CS0_X
RW
SEN_IRQ_IN
RW
Reserved
-
－59/1010－
Bit
Initial
Description
Value
[31:28]
-
For
[27:26]
0
IOCSYS_IOMOD1,0, refer to
I/O Configuration-11
[25:24]
0
[23:22]
0
[21:20]
0
[19:18]
0
[17:16]
0
[15:14]
0
[13:12]
0
[11:10]
-
[9:8]
0
[7:6]
0
[5:4]
0
[3:2]
0
[1:0]
0
[31:24]
-
[23:22]
0
[21:20]
0
[19:18]
0
[17:16]
0
[15:14]
0
[13:12]
0
[11:10]
0
[9:8]
0
[7:0]
-
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