Diff: libs/LPC17xx/LPC17xxLib/src/lpc17xx_pinsel.c

Revision:

3:f151d08d335c

Parent:

2:1df0b61d3b5a

--- a/libs/LPC17xx/LPC17xxLib/src/lpc17xx_pinsel.c	Fri Feb 28 18:52:52 2014 -0800
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,315 +0,0 @@
-#ifdef __LPC17XX__
-
-/**********************************************************************
-* $Id$		lpc17xx_pinsel.c				2010-05-21
-*//**
-* @file		lpc17xx_pinsel.c
-* @brief	Contains all functions support for Pin connect block firmware
-* 			library on LPC17xx
-* @version	2.0
-* @date		21. May. 2010
-* @author	NXP MCU SW Application Team
-*
-* Copyright(C) 2010, NXP Semiconductor
-* All rights reserved.
-*
-***********************************************************************
-* Software that is described herein is for illustrative purposes only
-* which provides customers with programming information regarding the
-* products. This software is supplied "AS IS" without any warranties.
-* NXP Semiconductors assumes no responsibility or liability for the
-* use of the software, conveys no license or title under any patent,
-* copyright, or mask work right to the product. NXP Semiconductors
-* reserves the right to make changes in the software without
-* notification. NXP Semiconductors also make no representation or
-* warranty that such application will be suitable for the specified
-* use without further testing or modification.
-**********************************************************************/
-
-/* Peripheral group ----------------------------------------------------------- */
-/** @addtogroup PINSEL
- * @{
- */
-
-/* Includes ------------------------------------------------------------------- */
-#include "lpc17xx_pinsel.h"
-
-/* Public Functions ----------------------------------------------------------- */
-
-static void set_PinFunc ( uint8_t portnum, uint8_t pinnum, uint8_t funcnum);
-static void set_ResistorMode ( uint8_t portnum, uint8_t pinnum, uint8_t modenum);
-static void set_OpenDrainMode( uint8_t portnum, uint8_t pinnum, uint8_t modenum);
-
-/*********************************************************************//**
- * @brief 		Setup the pin selection function
- * @param[in]	portnum PORT number,
- * 				should be one of the following:
- * 				- PINSEL_PORT_0	: Port 0
- * 				- PINSEL_PORT_1	: Port 1
- * 				- PINSEL_PORT_2	: Port 2
- * 				- PINSEL_PORT_3	: Port 3
- *
- * @param[in]	pinnum	Pin number,
- * 				should be one of the following:
-				- PINSEL_PIN_0 : Pin 0
-				- PINSEL_PIN_1 : Pin 1
-				- PINSEL_PIN_2 : Pin 2
-				- PINSEL_PIN_3 : Pin 3
-				- PINSEL_PIN_4 : Pin 4
-				- PINSEL_PIN_5 : Pin 5
-				- PINSEL_PIN_6 : Pin 6
-				- PINSEL_PIN_7 : Pin 7
-				- PINSEL_PIN_8 : Pin 8
-				- PINSEL_PIN_9 : Pin 9
-				- PINSEL_PIN_10 : Pin 10
-				- PINSEL_PIN_11 : Pin 11
-				- PINSEL_PIN_12 : Pin 12
-				- PINSEL_PIN_13 : Pin 13
-				- PINSEL_PIN_14 : Pin 14
-				- PINSEL_PIN_15 : Pin 15
-				- PINSEL_PIN_16 : Pin 16
-				- PINSEL_PIN_17 : Pin 17
-				- PINSEL_PIN_18 : Pin 18
-				- PINSEL_PIN_19 : Pin 19
-				- PINSEL_PIN_20 : Pin 20
-				- PINSEL_PIN_21 : Pin 21
-				- PINSEL_PIN_22 : Pin 22
-				- PINSEL_PIN_23 : Pin 23
-				- PINSEL_PIN_24 : Pin 24
-				- PINSEL_PIN_25 : Pin 25
-				- PINSEL_PIN_26 : Pin 26
-				- PINSEL_PIN_27 : Pin 27
-				- PINSEL_PIN_28 : Pin 28
-				- PINSEL_PIN_29 : Pin 29
-				- PINSEL_PIN_30 : Pin 30
-				- PINSEL_PIN_31 : Pin 31
-
- * @param[in] 	funcnum Function number,
- * 				should be one of the following:
- *				- PINSEL_FUNC_0 : default function
- *				- PINSEL_FUNC_1 : first alternate function
- *				- PINSEL_FUNC_2 : second alternate function
- *				- PINSEL_FUNC_3 : third alternate function
- *
- * @return 		None
- **********************************************************************/
-static void set_PinFunc ( uint8_t portnum, uint8_t pinnum, uint8_t funcnum)
-{
-	uint32_t pinnum_t = pinnum;
-	uint32_t pinselreg_idx = 2 * portnum;
-	volatile uint32_t *pPinCon = (volatile uint32_t *)&LPC_PINCON->PINSEL0;
-
-	if (pinnum_t >= 16) {
-		pinnum_t -= 16;
-		pinselreg_idx++;
-	}
-	*(volatile uint32_t *)(pPinCon + pinselreg_idx) &= ~(0x03UL << (pinnum_t * 2));
-	*(volatile uint32_t *)(pPinCon + pinselreg_idx) |= ((uint32_t)funcnum) << (pinnum_t * 2);
-}
-
-/*********************************************************************//**
- * @brief 		Setup resistor mode for each pin
- * @param[in]	portnum PORT number,
- * 				should be one of the following:
- * 				- PINSEL_PORT_0	: Port 0
- * 				- PINSEL_PORT_1	: Port 1
- * 				- PINSEL_PORT_2	: Port 2
- * 				- PINSEL_PORT_3	: Port 3
- * @param[in]	pinnum	Pin number,
- * 				should be one of the following:
-				- PINSEL_PIN_0 : Pin 0
-				- PINSEL_PIN_1 : Pin 1
-				- PINSEL_PIN_2 : Pin 2
-				- PINSEL_PIN_3 : Pin 3
-				- PINSEL_PIN_4 : Pin 4
-				- PINSEL_PIN_5 : Pin 5
-				- PINSEL_PIN_6 : Pin 6
-				- PINSEL_PIN_7 : Pin 7
-				- PINSEL_PIN_8 : Pin 8
-				- PINSEL_PIN_9 : Pin 9
-				- PINSEL_PIN_10 : Pin 10
-				- PINSEL_PIN_11 : Pin 11
-				- PINSEL_PIN_12 : Pin 12
-				- PINSEL_PIN_13 : Pin 13
-				- PINSEL_PIN_14 : Pin 14
-				- PINSEL_PIN_15 : Pin 15
-				- PINSEL_PIN_16 : Pin 16
-				- PINSEL_PIN_17 : Pin 17
-				- PINSEL_PIN_18 : Pin 18
-				- PINSEL_PIN_19 : Pin 19
-				- PINSEL_PIN_20 : Pin 20
-				- PINSEL_PIN_21 : Pin 21
-				- PINSEL_PIN_22 : Pin 22
-				- PINSEL_PIN_23 : Pin 23
-				- PINSEL_PIN_24 : Pin 24
-				- PINSEL_PIN_25 : Pin 25
-				- PINSEL_PIN_26 : Pin 26
-				- PINSEL_PIN_27 : Pin 27
-				- PINSEL_PIN_28 : Pin 28
-				- PINSEL_PIN_29 : Pin 29
-				- PINSEL_PIN_30 : Pin 30
-				- PINSEL_PIN_31 : Pin 31
-
- * @param[in] 	modenum: Mode number,
- * 				should be one of the following:
-				- PINSEL_PINMODE_PULLUP	: Internal pull-up resistor
-				- PINSEL_PINMODE_TRISTATE : Tri-state
-				- PINSEL_PINMODE_PULLDOWN : Internal pull-down resistor
-
- * @return 		None
- **********************************************************************/
-void set_ResistorMode ( uint8_t portnum, uint8_t pinnum, uint8_t modenum)
-{
-	uint32_t pinnum_t = pinnum;
-	uint32_t pinmodereg_idx = 2 * portnum;
-	volatile uint32_t *pPinCon = (volatile uint32_t *)&LPC_PINCON->PINMODE0;
-
-	if (pinnum_t >= 16) {
-		pinnum_t -= 16;
-		pinmodereg_idx++ ;
-	}
-
-	*(volatile uint32_t *)(pPinCon + pinmodereg_idx) &= ~(0x03UL << (pinnum_t * 2));
-	*(volatile uint32_t *)(pPinCon + pinmodereg_idx) |= ((uint32_t)modenum) << (pinnum_t * 2);
-}
-
-/*********************************************************************//**
- * @brief 		Setup Open drain mode for each pin
- * @param[in]	portnum PORT number,
- * 				should be one of the following:
- * 				- PINSEL_PORT_0	: Port 0
- * 				- PINSEL_PORT_1	: Port 1
- * 				- PINSEL_PORT_2	: Port 2
- * 				- PINSEL_PORT_3	: Port 3
- *
- * @param[in]	pinnum	Pin number,
- * 				should be one of the following:
-				- PINSEL_PIN_0 : Pin 0
-				- PINSEL_PIN_1 : Pin 1
-				- PINSEL_PIN_2 : Pin 2
-				- PINSEL_PIN_3 : Pin 3
-				- PINSEL_PIN_4 : Pin 4
-				- PINSEL_PIN_5 : Pin 5
-				- PINSEL_PIN_6 : Pin 6
-				- PINSEL_PIN_7 : Pin 7
-				- PINSEL_PIN_8 : Pin 8
-				- PINSEL_PIN_9 : Pin 9
-				- PINSEL_PIN_10 : Pin 10
-				- PINSEL_PIN_11 : Pin 11
-				- PINSEL_PIN_12 : Pin 12
-				- PINSEL_PIN_13 : Pin 13
-				- PINSEL_PIN_14 : Pin 14
-				- PINSEL_PIN_15 : Pin 15
-				- PINSEL_PIN_16 : Pin 16
-				- PINSEL_PIN_17 : Pin 17
-				- PINSEL_PIN_18 : Pin 18
-				- PINSEL_PIN_19 : Pin 19
-				- PINSEL_PIN_20 : Pin 20
-				- PINSEL_PIN_21 : Pin 21
-				- PINSEL_PIN_22 : Pin 22
-				- PINSEL_PIN_23 : Pin 23
-				- PINSEL_PIN_24 : Pin 24
-				- PINSEL_PIN_25 : Pin 25
-				- PINSEL_PIN_26 : Pin 26
-				- PINSEL_PIN_27 : Pin 27
-				- PINSEL_PIN_28 : Pin 28
-				- PINSEL_PIN_29 : Pin 29
-				- PINSEL_PIN_30 : Pin 30
-				- PINSEL_PIN_31 : Pin 31
-
- * @param[in]	modenum  Open drain mode number,
- * 				should be one of the following:
- * 				- PINSEL_PINMODE_NORMAL : Pin is in the normal (not open drain) mode
- * 				- PINSEL_PINMODE_OPENDRAIN : Pin is in the open drain mode
- *
- * @return 		None
- **********************************************************************/
-void set_OpenDrainMode( uint8_t portnum, uint8_t pinnum, uint8_t modenum)
-{
-	volatile uint32_t *pPinCon = (volatile uint32_t *)&LPC_PINCON->PINMODE_OD0;
-
-	if (modenum == PINSEL_PINMODE_OPENDRAIN){
-		*(volatile uint32_t *)(pPinCon + portnum) |= (0x01UL << pinnum);
-	} else {
-		*(volatile uint32_t *)(pPinCon + portnum) &= ~(0x01UL << pinnum);
-	}
-}
-
-/* End of Public Functions ---------------------------------------------------- */
-
-/* Public Functions ----------------------------------------------------------- */
-/** @addtogroup PINSEL_Public_Functions
- * @{
- */
-/*********************************************************************//**
- * @brief 		Configure trace function
- * @param[in] 	NewState State of the Trace function configuration,
- * 				should be one of the following:
- * 				- ENABLE : Enable Trace Function
- * 				- DISABLE : Disable Trace Function
- *
- * @return 		None
- **********************************************************************/
-void PINSEL_ConfigTraceFunc(FunctionalState NewState)
-{
-	if (NewState == ENABLE) {
-		LPC_PINCON->PINSEL10 |= (0x01UL << 3);
-	} else if (NewState == DISABLE) {
-		LPC_PINCON->PINSEL10 &= ~(0x01UL << 3);
-	}
-}
-
-/*********************************************************************//**
- * @brief 		Setup I2C0 pins
- * @param[in]	i2cPinMode I2C pin mode,
- * 				should be one of the following:
- * 				- PINSEL_I2C_Normal_Mode : The standard drive mode
- * 				- PINSEL_I2C_Fast_Mode : Fast Mode Plus drive mode
- *
- * @param[in]	filterSlewRateEnable  should be:
- * 				- ENABLE: Enable filter and slew rate.
- * 				- DISABLE: Disable filter and slew rate.
- *
- * @return 		None
- **********************************************************************/
-void PINSEL_SetI2C0Pins(uint8_t i2cPinMode, FunctionalState filterSlewRateEnable)
-{
-	uint32_t regVal;
-
-	if (i2cPinMode == PINSEL_I2C_Fast_Mode){
-		regVal = PINSEL_I2CPADCFG_SCLDRV0 | PINSEL_I2CPADCFG_SDADRV0;
-	}
-
-	if (filterSlewRateEnable == DISABLE){
-		regVal = PINSEL_I2CPADCFG_SCLI2C0 | PINSEL_I2CPADCFG_SDAI2C0;
-	}
-	LPC_PINCON->I2CPADCFG = regVal;
-}
-
-
-/*********************************************************************//**
- * @brief 		Configure Pin corresponding to specified parameters passed
- * 				in the PinCfg
- * @param[in]	PinCfg	Pointer to a PINSEL_CFG_Type structure
- *                    that contains the configuration information for the
- *                    specified pin.
- * @return 		None
- **********************************************************************/
-void PINSEL_ConfigPin(PINSEL_CFG_Type *PinCfg)
-{
-	set_PinFunc(PinCfg->Portnum, PinCfg->Pinnum, PinCfg->Funcnum);
-	set_ResistorMode(PinCfg->Portnum, PinCfg->Pinnum, PinCfg->Pinmode);
-	set_OpenDrainMode(PinCfg->Portnum, PinCfg->Pinnum, PinCfg->OpenDrain);
-}
-
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/* --------------------------------- End Of File ------------------------------ */
-#endif /* __LPC17XX__ */