cc26x0_ioc.h

CC26x0 MCU I/O register definitions.

MCU_IOC_BASE

IOC (MCU) base address. 

1
(0x40081000)
IOCFG_PORTID_GPIO

GPIO. 

1
0x00000000
IOCFG_PORTID_AON_SCS

AON SPI-S SCS. 

1
0x00000001
IOCFG_PORTID_AON_SCK

AON SPI-S SCK. 

1
0x00000002
IOCFG_PORTID_AON_SDI

AON SPI-S SDI. 

1
0x00000003
IOCFG_PORTID_AON_SDO

AON SPI-S SDO. 

1
0x00000004
IOCFG_PORTID_AON_CLK32K

AON external 32kHz clock. 

1
0x00000007
IOCFG_PORTID_AUX_IO

AUX IO. 

1
0x00000008
IOCFG_PORTID_SSI0_RX

SSI0 receive. 

1
0x00000009
IOCFG_PORTID_SSI0_TX

SSI0 transmit. 

1
0x0000000A
IOCFG_PORTID_SSI0_FSS

SSI0 FSS. 

1
0x0000000B
IOCFG_PORTID_SSI0_CLK

SSI0 clock. 

1
0x0000000C
IOCFG_PORTID_I2C_MSSDA

I2C data. 

1
0x0000000D
IOCFG_PORTID_I2C_MSSCL

I2C clock. 

1
0x0000000E
IOCFG_PORTID_UART0_RX

UART0 receive. 

1
0x0000000F
IOCFG_PORTID_UART0_TX

UART0 transmit. 

1
0x00000010
IOCFG_PORTID_UART0_CTS

UART0 clear to send. 

1
0x00000011
IOCFG_PORTID_UART0_RTS

UART0 request to send. 

1
0x00000012
IOCFG_PORTID_PORT_EVT0

PORT EVENT 0. 

1
0x00000017
IOCFG_PORTID_PORT_EVT1

PORT EVENT 1. 

1
0x00000018
IOCFG_PORTID_PORT_EVT2

PORT EVENT 2. 

1
0x00000019
IOCFG_PORTID_PORT_EVT3

PORT EVENT 3. 

1
0x0000001A
IOCFG_PORTID_PORT_EVT4

PORT EVENT 4. 

1
0x0000001B
IOCFG_PORTID_PORT_EVT5

PORT EVENT 5. 

1
0x0000001C
IOCFG_PORTID_PORT_EVT6

PORT EVENT 6. 

1
0x0000001D
IOCFG_PORTID_PORT_EVT7

PORT EVENT 7. 

1
0x0000001E
IOCFG_PORTID_SWV

serial wire viewer 

1
0x00000020
IOCFG_PORTID_SSI1_RX

SSI1 receive. 

1
0x00000021
IOCFG_PORTID_SSI1_TX

SSI1 transmit. 

1
0x00000022
IOCFG_PORTID_SSI1_FSS

SSI1 FSS. 

1
0x00000023
IOCFG_PORTID_SSI1_CLK

SSI1 clock. 

1
0x00000024
IOCFG_PORTID_I2S_AD0

I2S data 0. 

1
0x00000025
IOCFG_PORTID_I2S_AD1

I2S data 1. 

1
0x00000026
IOCFG_PORTID_I2S_WCLK

I2S frame/word clock. 

1
0x00000027
IOCFG_PORTID_I2S_BCLK

I2S bit clock. 

1
0x00000028
IOCFG_PORTID_I2S_MCLK

I2S master clock 2. 

1
0x00000029
IOCFG_PORTID_RFC_TRC

RF core trace. 

1
0x0000002E
IOCFG_PORTID_RFC_GPO0

RC core data out 0. 

1
0x0000002F
IOCFG_PORTID_RFC_GPO1

RC core data out 1. 

1
0x00000030
IOCFG_PORTID_RFC_GPO2

RC core data out 2. 

1
0x00000031
IOCFG_PORTID_RFC_GPO3

RC core data out 3. 

1
0x00000032
IOCFG_PORTID_RFC_GPI0

RC core data in 0. 

1
0x00000033
IOCFG_PORTID_RFC_GPI1

RC core data in 1. 

1
0x00000034
IOCFG_PORTID_RFC_SMI_DL_OUT

RF core SMI data link out. 

1
0x00000035
IOCFG_PORTID_RFC_SMI_DL_IN

RF core SMI data link in. 

1
0x00000036
IOCFG_PORTID_RFC_SMI_CMD_OUT

RF core SMI command link out. 

1
0x00000037
IOCFG_PORTID_RFC_SMI_CMD_IN

RF core SMI command link in. 

1
0x00000038
IOCFG_IOSTR_AUTO

automatic drive strength (2/4/8 mA @ VVDS) 

1
0x00000000
IOCFG_IOSTR_MAX

maximum drive strength (2/4/8 mA @ 1.8V) 

1
0x00000300
IOCFG_IOSTR_MED

medium drive strength (2/4/8 mA @ 2.5V) 

1
0x00000200
IOCFG_IOSTR_MIN

minimum drive strength (2/4/8 mA @ 3.3V) 

1
0x00000100
IOCFG_IOCURR_2MA

2mA drive strength 

1
0x00000000
IOCFG_IOCURR_4MA

4mA drive strength 

1
0x00000400
IOCFG_IOCURR_8MA

4 or 8mA drive strength 

1
0x00000800
IOCFG_IOCURR_16MA

Up to 16mA drive strength. 

1
0x00000C00
IOCFG_SLEW_RED

reduced slew rate 

1
0x00001000
IOCFG_PULLCTL_OFF

no IO pull 

1
0x00006000
IOCFG_PULLCTL_UP

pull up 

1
0x00004000
IOCFG_PULLCTL_DOWN

pull down 

1
0x00002000
IOCFG_EDGEDET_FALLING

edge detection on falling edge 

1
0x00010000
IOCFG_EDGEDET_RISING

edge detection on rising edge 

1
0x00020000
IOCFG_EDGEDET_BOTH

edge detection on both edges 

1
0x00030000
IOCFG_EDGEIRQ_ENABLE

enable interrupt on edge detect 

1
0x00040000
IOCFG_IOMODE_INV

inverted I/O 

1
0x01000000
IOCFG_IOMODE_OPEN_DRAIN

open drain 

1
0x04000000
IOCFG_IOMODE_OPEN_SRC

open source 

1
0x06000000
IOCFG_WUCFG_LOW
1
0x10000000
IOCFG_WUCFG_HIGH
1
0x18000000
IOCFG_INPUT_ENABLE
1
0x20000000
IOCFG_HYST_ENABLE
1
0x40000000
AON_IOC_BASE

always-on-IOC base address 

1
(PERIPH_BASE + 0x94000)
IOC

IOC register banks. 

1
((cc26x0_ioc_regs_t *)(MCU_IOC_BASE))
AON

AON register bank. 

1
((aon_regs_t *) (AON_IOC_BASE))
IOCLATCH_EN

IO controlled by GPIO or peripheral; kept in AON otherwise. 

1
0x00000001
CLK32KCTL_OEN

don’t output SCLK_LF on DIOs with PORT_ID AON_CLK32K 

1
0x00000001
struct cc26x0_ioc_regs_t

obtain IOCFG-register for a DIO

Parameters

dio_num:DIO number (0-31)

reg32_t CFG()

config

struct aon_regs_t

AON registers.

reg32_t IOSTRMIN

IO drive strength minimum.

reg32_t IOSTRMED

IO drive strength medium.

reg32_t IOSTRMAX

IO drive strength maximum.

reg32_t IOCLATCH

IO latch control.

reg32_t CLK32KCTL

SCLK_LF external output control.