cc2538_sys_ctrl_t Struct Reference

System Control component registers. More...

Detailed Description

System Control component registers.

Definition at line 32 of file cc2538_sys_ctrl.h.

#include <cc2538_sys_ctrl.h>

Data Fields

union {
   cc2538_reg_t   CLOCK_CTRL
 Clock control register.
 
   struct {
      cc2538_reg_t   SYS_DIV: 3
 System clock rate setting.
 
      cc2538_reg_t   RESERVED1: 5
 Reserved bits.
 
      cc2538_reg_t   IO_DIV: 3
 I/O clock rate setting.
 
      cc2538_reg_t   RESERVED2: 5
 Reserved bits.
 
      cc2538_reg_t   OSC: 1
 System clock oscillator selection.
 
      cc2538_reg_t   OSC_PD: 1
 Oscillator power-down.
 
      cc2538_reg_t   RESERVED3: 3
 Reserved bits.
 
      cc2538_reg_t   AMP_DET: 1
 Amplitude detector of XOSC during power up.
 
      cc2538_reg_t   RESERVED4: 2
 Reserved bits.
 
      cc2538_reg_t   OSC32K: 1
 32-kHz clock oscillator selection
 
      cc2538_reg_t   OSC32K_CADIS: 1
 Disable calibration 32-kHz RC oscillator.
 
      cc2538_reg_t   RESERVED5: 6
 Reserved bits.
 
   }   CLOCK_CTRLbits
 
cc2538_sys_ctrl_clk_ctrl
 Clock control register.
 
union {
   cc2538_reg_t   CLOCK_STA
 Clock status register.
 
   struct {
      cc2538_reg_t   SYS_DIV: 3
 Current functional frequency for system clock.
 
      cc2538_reg_t   RESERVED6: 5
 Reserved bits.
 
      cc2538_reg_t   IO_DIV: 3
 Current functional frequency for IO_CLK.
 
      cc2538_reg_t   RESERVED7: 5
 Reserved bits.
 
      cc2538_reg_t   OSC: 1
 Current clock source selected.
 
      cc2538_reg_t   OSC_PD: 1
 Oscillator power-down.
 
      cc2538_reg_t   HSOSC_STB: 1
 HSOSC stable status.
 
      cc2538_reg_t   XOSC_STB: 1
 XOSC stable status.
 
      cc2538_reg_t   SOURCE_CHANGE: 1
 System clock source change.
 
      cc2538_reg_t   RESERVED8: 1
 Reserved bits.
 
      cc2538_reg_t   RST: 2
 Last source of reset.
 
      cc2538_reg_t   OSC32K: 1
 Current 32-kHz clock oscillator selected.
 
      cc2538_reg_t   OSC32K_CALDIS: 1
 Disable calibration 32-kHz RC oscillator.
 
      cc2538_reg_t   SYNC_32K: 1
 32-kHz clock source synced to undivided system clock (16 or 32 MHz)
 
      cc2538_reg_t   RESERVED9: 5
 Reserved bits.
 
   }   CLOCK_STAbits
 
cc2538_sys_ctrl_clk_sta
 Clock status register.
 
cc2538_reg_t RCGCGPT
 Module clocks for GPT[3:0] when the CPU is in active (run) mode.
 
cc2538_reg_t SCGCGPT
 Module clocks for GPT[3:0] when the CPU is in sleep mode.
 
cc2538_reg_t DCGCGPT
 Module clocks for GPT[3:0] when the CPU is in PM0.
 
cc2538_reg_t SRGPT
 Reset for GPT[3:0].
 
cc2538_reg_t RCGCSSI
 Module clocks for SSI[1:0] when the CPU is in active (run) mode.
 
cc2538_reg_t SCGCSSI
 Module clocks for SSI[1:0] when the CPU is insSleep mode.
 
cc2538_reg_t DCGCSSI
 Module clocks for SSI[1:0] when the CPU is in PM0.
 
cc2538_reg_t SRSSI
 Reset for SSI[1:0].
 
union {
   cc2538_reg_t   RCGCUART
 Module clocks for UART[1:0] when the CPU is in active (run) mode.
 
   struct {
      cc2538_reg_t   UART0: 1
 Enable UART0 clock in active (run) mode.
 
      cc2538_reg_t   UART1: 1
 Enable UART1 clock in active (run) mode.
 
      cc2538_reg_t   RESERVED: 30
 Reserved bits.
 
   }   RCGCUARTbits
 
cc2538_sys_ctrl_unnamed1
 UART module clock register - active mode.
 
union {
   cc2538_reg_t   SCGCUART
 Module clocks for UART[1:0] when the CPU is in sleep mode.
 
   struct {
      cc2538_reg_t   UART0: 1
 Enable UART0 clock in sleep mode.
 
      cc2538_reg_t   UART1: 1
 Enable UART1 clock in sleep mode.
 
      cc2538_reg_t   RESERVED: 30
 Reserved bits.
 
   }   SCGCUARTbits
 
cc2538_sys_ctrl_unnamed2
 UART module clock register - sleep mode.
 
union {
   cc2538_reg_t   DCGCUART
 Module clocks for UART[1:0] when the CPU is in PM0.
 
   struct {
      cc2538_reg_t   UART0: 1
 Enable UART0 clock in PM0.
 
      cc2538_reg_t   UART1: 1
 Enable UART1 clock in PM0.
 
      cc2538_reg_t   RESERVED: 30
 Reserved bits.
 
   }   DCGCUARTbits
 
cc2538_sys_ctrl_unnamed3
 UART module clock register - PM0 mode.
 
cc2538_reg_t SRUART
 Reset for UART[1:0].
 
cc2538_reg_t RCGCI2C
 Module clocks for I2C when the CPU is in active (run) mode.
 
cc2538_reg_t SCGCI2C
 Module clocks for I2C when the CPU is in sleep mode.
 
cc2538_reg_t DCGCI2C
 Module clocks for I2C when the CPU is in PM0.
 
cc2538_reg_t SRI2C
 Reset for I2C.
 
cc2538_reg_t RCGCSEC
 Module clocks for the security module when the CPU is in active (run) mode.
 
cc2538_reg_t SCGCSEC
 Module clocks for the security module when the CPU is in sleep mode.
 
cc2538_reg_t DCGCSEC
 Module clocks for the security module when the CPU is in PM0.
 
cc2538_reg_t SRSEC
 Reset for the security module.
 
cc2538_reg_t PMCTL
 Power mode.
 
cc2538_reg_t SRCRC
 CRC on state retention.
 
cc2538_reg_t RESERVED10 [5]
 Reserved bits.
 
cc2538_reg_t PWRDBG
 Power debug register.
 
cc2538_reg_t RESERVED11 [2]
 Reserved bits.
 
cc2538_reg_t CLD
 This register controls the clock loss detection feature.
 
cc2538_reg_t RESERVED12 [4]
 Reserved bits.
 
cc2538_reg_t IWE
 This register controls interrupt wake-up.
 
cc2538_reg_t I_MAP
 This register selects which interrupt map to be used.
 
cc2538_reg_t RESERVED13 [3]
 Reserved bits.
 
cc2538_reg_t RCGCRFC
 This register defines the module clocks for RF CORE when the CPU is in active (run) mode.
 
cc2538_reg_t SCGCRFC
 This register defines the module clocks for RF CORE when the CPU is in sleep mode.
 
cc2538_reg_t DCGCRFC
 This register defines the module clocks for RF CORE when the CPU is in PM0.
 
cc2538_reg_t EMUOVR
 This register defines the emulator override controls for power mode and peripheral clock gate.
 

Field Documentation

◆ IO_DIV

cc2538_reg_t cc2538_sys_ctrl_t::IO_DIV

I/O clock rate setting.

Current functional frequency for IO_CLK.

Definition at line 42 of file cc2538_sys_ctrl.h.

◆ OSC

cc2538_reg_t cc2538_sys_ctrl_t::OSC

System clock oscillator selection.

Current clock source selected.

Definition at line 44 of file cc2538_sys_ctrl.h.

◆ OSC32K

cc2538_reg_t cc2538_sys_ctrl_t::OSC32K

32-kHz clock oscillator selection

Current 32-kHz clock oscillator selected.

Definition at line 49 of file cc2538_sys_ctrl.h.

◆ SYS_DIV

cc2538_reg_t cc2538_sys_ctrl_t::SYS_DIV

System clock rate setting.

Current functional frequency for system clock.

Definition at line 40 of file cc2538_sys_ctrl.h.

◆ UART0

cc2538_reg_t cc2538_sys_ctrl_t::UART0

Enable UART0 clock in active (run) mode.

Enable UART0 clock in PM0.

Enable UART0 clock in sleep mode.

Definition at line 94 of file cc2538_sys_ctrl.h.

◆ UART1

cc2538_reg_t cc2538_sys_ctrl_t::UART1

Enable UART1 clock in active (run) mode.

Enable UART1 clock in PM0.

Enable UART1 clock in sleep mode.

Definition at line 95 of file cc2538_sys_ctrl.h.


The documentation for this struct was generated from the following file: