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CC112X/CC1175
SWRU295C
Page 68 of 108
10
Register Description
IOCFG3 - GPIO3 Pin Configuration
Bit no. Name
Reset
R/W
Description
7
GPIO3_ATRAN 0x00
R/W
Analog Transfer Enable
0 Standard digital pad
1 Pad in analog mode (digital GPIO input and output disabled)
6
GPIO3_INV
0x00
R/W
Invert Output Enable
0 Invert output disabled
1 Invert output enable
5:0
GPIO3_CFG
0x06
R/W
Output Selection
Default:
IOCFG2 - GPIO2 Pin Configuration
Bit no. Name
Reset
R/W
Description
7
GPIO2_ATRAN 0x00
R/W
Analog Transfer Enable. Refer to
6
GPIO2_INV
0x00
R/W
Invert Output Enable. Refer to
5:0
GPIO2_CFG
0x07
R/W
Output Selection
Default:
IOCFG1 - GPIO1 Pin Configuration
Bit no. Name
Reset
R/W
Description
7
GPIO1_ATRAN 0x00
R/W
Analog Transfer Enable. Refer to
6
GPIO1_INV
0x00
R/W
Invert Output Enable. Refer to
5:0
GPIO1_CFG
0x30
R/W
Output Selection
Default:
Note that GPIO1 is shared with the SPI and act as SO when CSn is asserted (active low). The
system must ensure pull up/down on this pin
IOCFG0 - GPIO0 Pin Configuration
Bit no. Name
Reset
R/W
Description
7
GPIO0_ATRAN 0x00
R/W
Analog Transfer Enable. Refer to
6
GPIO0_INV
0x00
R/W
Invert Output Enable. Refer to
5:0
GPIO0_CFG
0x3C
R/W
Output Selection
Default:
SYNC3 - Sync Word Configuration [31:24]
Bit no. Name
Reset
R/W
Description
7:0
SYNC31_24
0x93
R/W
Sync Word [31:24]
SYNC2 - Sync Word Configuration [23:16]
Bit no. Name
Reset
R/W
Description
7:0
SYNC23_16
0x0B
R/W
Sync Word [23:16]
SYNC1 - Sync Word Configuration [15:8]
Bit no. Name
Reset
R/W
Description
7:0
SYNC15_8
0x51
R/W
Sync Word [15:8]
SYNC0 - Sync Word Configuration [7:0]
Bit no. Name
Reset
R/W
Description
7:0
SYNC7_0
0xDE
R/W
Sync Word [7:0]