Mike Moore
/
RTOS_HW_04
RTOS homework 4
Diff: PowerControl.h
- Revision:
- 27:c380923f02d8
- Parent:
- 26:986b539170fc
--- a/PowerControl.h Fri Sep 13 04:16:05 2013 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,192 +0,0 @@ -/* mbed PowerControl Library - * Copyright (c) 2010 Michael Wei - */ - -#ifndef MBED_POWERCONTROL_H -#define MBED_POWERCONTROL_H - -//shouldn't have to include, but fixes weird problems with defines -//#include "LPC1768/LPC17xx.h" - -//System Control Register -// bit 0: Reserved -// bit 1: Sleep on Exit -#define LPC1768_SCR_SLEEPONEXIT 0x2 -// bit 2: Deep Sleep -#define LPC1768_SCR_SLEEPDEEP 0x4 -// bit 3: Resereved -// bit 4: Send on Pending -#define LPC1768_SCR_SEVONPEND 0x10 -// bit 5-31: Reserved - -//Power Control Register -// bit 0: Power mode control bit 0 (power-down mode) -#define LPC1768_PCON_PM0 0x1 -// bit 1: Power mode control bit 1 (deep power-down mode) -#define LPC1768_PCON_PM1 0x2 -// bit 2: Brown-out reduced power mode -#define LPC1768_PCON_BODRPM 0x4 -// bit 3: Brown-out global disable -#define LPC1768_PCON_BOGD 0x8 -// bit 4: Brown-out reset disable -#define LPC1768_PCON_BORD 0x10 -// bit 5-7 : Reserved -// bit 8: Sleep Mode Entry Flag -#define LPC1768_PCON_SMFLAG 0x100 -// bit 9: Deep Sleep Entry Flag -#define LPC1768_PCON_DSFLAG 0x200 -// bit 10: Power Down Entry Flag -#define LPC1768_PCON_PDFLAG 0x400 -// bit 11: Deep Power Down Entry Flag -#define LPC1768_PCON_DPDFLAG 0x800 -// bit 12-31: Reserved - -//"Sleep Mode" (WFI). -inline void Sleep(void) -{ - __WFI(); -} - -//"Deep Sleep" Mode -inline void DeepSleep(void) -{ - SCB->SCR |= LPC1768_SCR_SLEEPDEEP; - __WFI(); -} - -//"Power-Down" Mode -inline void PowerDown(void) -{ - SCB->SCR |= LPC1768_SCR_SLEEPDEEP; - LPC_SC->PCON &= ~LPC1768_PCON_PM1; - LPC_SC->PCON |= LPC1768_PCON_PM0; - __WFI(); - //reset back to normal - LPC_SC->PCON &= ~(LPC1768_PCON_PM1 | LPC1768_PCON_PM0); -} - -//"Deep Power-Down" Mode -inline void DeepPowerDown(void) -{ - SCB->SCR |= LPC1768_SCR_SLEEPDEEP; - LPC_SC->PCON |= LPC1768_PCON_PM1 | LPC1768_PCON_PM0; - __WFI(); - //reset back to normal - LPC_SC->PCON &= ~(LPC1768_PCON_PM1 | LPC1768_PCON_PM0); -} - -//shut down BOD during power-down/deep sleep -inline void BrownOut_ReducedPowerMode_Enable(void) -{ - LPC_SC->PCON |= LPC1768_PCON_BODRPM; -} - -//turn on BOD during power-down/deep sleep -inline void BrownOut_ReducedPowerMode_Disable(void) -{ - LPC_SC->PCON &= ~LPC1768_PCON_BODRPM; -} - -//turn off brown out circutry -inline void BrownOut_Global_Disable(void) -{ - LPC_SC->PCON |= LPC1768_PCON_BOGD; -} - -//turn on brown out circutry -inline void BrownOut_Global_Enable(void) -{ - LPC_SC->PCON &= !LPC1768_PCON_BOGD; -} - -//turn off brown out reset circutry -inline void BrownOut_Reset_Disable(void) -{ - LPC_SC->PCON |= LPC1768_PCON_BORD; -} - -//turn on brown outreset circutry -inline void BrownOut_Reset_Enable(void) -{ - LPC_SC->PCON &= ~LPC1768_PCON_BORD; -} -//Peripheral Control Register -// bit 0: Reserved -// bit 1: PCTIM0: Timer/Counter 0 power/clock enable -#define LPC1768_PCONP_PCTIM0 0x2 -// bit 2: PCTIM1: Timer/Counter 1 power/clock enable -#define LPC1768_PCONP_PCTIM1 0x4 -// bit 3: PCUART0: UART 0 power/clock enable -#define LPC1768_PCONP_PCUART0 0x8 -// bit 4: PCUART1: UART 1 power/clock enable -#define LPC1768_PCONP_PCUART1 0x10 -// bit 5: Reserved -// bit 6: PCPWM1: PWM 1 power/clock enable -#define LPC1768_PCONP_PCPWM1 0x40 -// bit 7: PCI2C0: I2C interface 0 power/clock enable -#define LPC1768_PCONP_PCI2C0 0x80 -// bit 8: PCSPI: SPI interface power/clock enable -#define LPC1768_PCONP_PCSPI 0x100 -// bit 9: PCRTC: RTC power/clock enable -#define LPC1768_PCONP_PCRTC 0x200 -// bit 10: PCSSP1: SSP interface 1 power/clock enable -#define LPC1768_PCONP_PCSSP1 0x400 -// bit 11: Reserved -// bit 12: PCADC: A/D converter power/clock enable -#define LPC1768_PCONP_PCADC 0x1000 -// bit 13: PCCAN1: CAN controller 1 power/clock enable -#define LPC1768_PCONP_PCCAN1 0x2000 -// bit 14: PCCAN2: CAN controller 2 power/clock enable -#define LPC1768_PCONP_PCCAN2 0x4000 -// bit 15: PCGPIO: GPIOs power/clock enable -#define LPC1768_PCONP_PCGPIO 0x8000 -// bit 16: PCRIT: Repetitive interrupt timer power/clock enable -#define LPC1768_PCONP_PCRIT 0x10000 -// bit 17: PCMCPWM: Motor control PWM power/clock enable -#define LPC1768_PCONP_PCMCPWM 0x20000 -// bit 18: PCQEI: Quadrature encoder interface power/clock enable -#define LPC1768_PCONP_PCQEI 0x40000 -// bit 19: PCI2C1: I2C interface 1 power/clock enable -#define LPC1768_PCONP_PCI2C1 0x80000 -// bit 20: Reserved -// bit 21: PCSSP0: SSP interface 0 power/clock enable -#define LPC1768_PCONP_PCSSP0 0x200000 -// bit 22: PCTIM2: Timer 2 power/clock enable -#define LPC1768_PCONP_PCTIM2 0x400000 -// bit 23: PCTIM3: Timer 3 power/clock enable -#define LPC1768_PCONP_PCQTIM3 0x800000 -// bit 24: PCUART2: UART 2 power/clock enable -#define LPC1768_PCONP_PCUART2 0x1000000 -// bit 25: PCUART3: UART 3 power/clock enable -#define LPC1768_PCONP_PCUART3 0x2000000 -// bit 26: PCI2C2: I2C interface 2 power/clock enable -#define LPC1768_PCONP_PCI2C2 0x4000000 -// bit 27: PCI2S: I2S interface power/clock enable -#define LPC1768_PCONP_PCI2S 0x8000000 -// bit 28: Reserved -// bit 29: PCGPDMA: GP DMA function power/clock enable -#define LPC1768_PCONP_PCGPDMA 0x20000000 -// bit 30: PCENET: Ethernet block power/clock enable -#define LPC1768_PCONP_PCENET 0x40000000 -// bit 31: PCUSB: USB interface power/clock enable -#define LPC1768_PCONP_PCUSB 0x80000000 - -//Powers Up specified Peripheral(s) -inline unsigned int Peripheral_PowerUp(unsigned int bitMask) -{ - return LPC_SC->PCONP |= bitMask; -} - -//Powers Down specified Peripheral(s) -inline unsigned int Peripheral_PowerDown(unsigned int bitMask) -{ - return LPC_SC->PCONP &= ~bitMask; -} - -//returns if the peripheral is on or off -inline bool Peripheral_GetStatus(unsigned int peripheral) -{ - return (LPC_SC->PCONP & peripheral) ? true : false; -} - -#endif \ No newline at end of file