AON_IOC

Instance: AON_IOC
Component: AON_IOC
Base address: 0x40094000


Always On (AON) IO Controller - controls IO operation when the MCU IO Controller (IOC) is powered off and resides in the AON domain. Note: This module only supports 32 bit Read/Write access from MCU.

TOP:AON_IOC Register Summary

Register Name

Type

Register Width (Bits)

Register Reset

Address Offset

Physical Address

IOSTRMIN

RW

32

0x0000 0003

0x0000 0000

0x4009 4000

IOSTRMED

RW

32

0x0000 0006

0x0000 0004

0x4009 4004

IOSTRMAX

RW

32

0x0000 0005

0x0000 0008

0x4009 4008

CLK32KCTL

RW

32

0x0000 0001

0x0000 0010

0x4009 4010

TCKCTL

RW

32

0x0000 0001

0x0000 0014

0x4009 4014

TOP:AON_IOC Register Descriptions

TOP:AON_IOC:IOSTRMIN

Address Offset 0x0000 0000
Physical Address 0x4009 4000 Instance 0x4009 4000
Description Internal. Only to be used through TI provided API.
Type RW
Bits Field Name Description Type Reset
31:3 RESERVED3 Internal. Only to be used through TI provided API. RO 0b0 0000 0000 0000 0000 0000 0000 0000
2:0 GRAY_CODE Internal. Only to be used through TI provided API. RW 0b011

TOP:AON_IOC:IOSTRMED

Address Offset 0x0000 0004
Physical Address 0x4009 4004 Instance 0x4009 4004
Description Internal. Only to be used through TI provided API.
Type RW
Bits Field Name Description Type Reset
31:3 RESERVED3 Internal. Only to be used through TI provided API. RO 0b0 0000 0000 0000 0000 0000 0000 0000
2:0 GRAY_CODE Internal. Only to be used through TI provided API. RW 0b110

TOP:AON_IOC:IOSTRMAX

Address Offset 0x0000 0008
Physical Address 0x4009 4008 Instance 0x4009 4008
Description Internal. Only to be used through TI provided API.
Type RW
Bits Field Name Description Type Reset
31:3 RESERVED3 Internal. Only to be used through TI provided API. RO 0b0 0000 0000 0000 0000 0000 0000 0000
2:0 GRAY_CODE Internal. Only to be used through TI provided API. RW 0b101

TOP:AON_IOC:CLK32KCTL

Address Offset 0x0000 0010
Physical Address 0x4009 4010 Instance 0x4009 4010
Description SCLK_LF External Output Control
Type RW
Bits Field Name Description Type Reset
31:1 RESERVED1 Software should not rely on the value of a reserved. Writing any other value than the reset value may result in undefined behavior. RO 0b000 0000 0000 0000 0000 0000 0000 0000
0 OE_N 0: Output enable active. SCLK_LF output on IO pin that has PORT_ID (for example IOC:IOCFG0.PORT_ID) set to AON_CLK32K.
1: Output enable not active
RW 1

TOP:AON_IOC:TCKCTL

Address Offset 0x0000 0014
Physical Address 0x4009 4014 Instance 0x4009 4014
Description TCK IO Pin Control
Type RW
Bits Field Name Description Type Reset
31:1 RESERVED1 Software should not rely on the value of a reserved. Writing any other value than the reset value may result in undefined behavior. RO 0b000 0000 0000 0000 0000 0000 0000 0000
0 EN 0: Input driver for TCK disabled.
1: Input driver for TCK enabled.
RW 1