/************************************************************************************
* arch/arm/src/lpc17xx/lpc17_internal.h
*
* Copyright (C) 2009-2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
************************************************************************************/
#ifndef __ARCH_ARM_SRC_LPC17XX_LPC17_INTERNAL_H
#define __ARCH_ARM_SRC_LPC17XX_LPC17_INTERNAL_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
#include <sys/types.h>
#include <stdint.h>
#include <stdbool.h>
#if defined(CONFIG_LPC17_SPI) || defined(CONFIG_LPC17_SSP0) || defined(CONFIG_LPC17_SSP1)
# include <nuttx/spi.h>
#endif
#include "up_internal.h"
#include "chip.h"
/************************************************************************************
* Definitions
************************************************************************************/
/* Configuration ********************************************************************/
/* Bit-encoded input to lpc17_configgpio() ******************************************/
/* Encoding: FFFx MMOV PPPN NNNN
*
* Pin Function: FFF
* Pin Mode bits: MM
* Open drain: O (output pins)
* Initial value: V (output pins)
* Port number: PPP (0-4)
* Pin number: NNNNN (0-31)
*/
/* Pin Function bits: FFF
* Only meaningful when the GPIO function is GPIO_PIN
*/
#define GPIO_FUNC_SHIFT (13) /* Bits 13-15: GPIO mode */
#define GPIO_FUNC_MASK (7 << GPIO_FUNC_SHIFT)
# define GPIO_INPUT (0 << GPIO_FUNC_SHIFT) /* 000 GPIO input pin */
# define GPIO_INTFE (1 << GPIO_FUNC_SHIFT) /* 001 GPIO interrupt falling edge */
# define GPIO_INTRE (2 << GPIO_FUNC_SHIFT) /* 010 GPIO interrupt rising edge */
# define GPIO_INTBOTH (3 << GPIO_FUNC_SHIFT) /* 011 GPIO interrupt both edges */
# define GPIO_OUTPUT (4 << GPIO_FUNC_SHIFT) /* 100 GPIO outpout pin */
# define GPIO_ALT1 (5 << GPIO_FUNC_SHIFT) /* 101 Alternate function 1 */
# define GPIO_ALT2 (6 << GPIO_FUNC_SHIFT) /* 110 Alternate function 2 */
# define GPIO_ALT3 (7 << GPIO_FUNC_SHIFT) /* 111 Alternate function 3 */
#define GPIO_EDGE_SHIFT (13) /* Bits 13-14: Interrupt edge bits */
#define GPIO_EDGE_MASK (3 << GPIO_EDGE_SHIFT)
#define GPIO_INOUT_MASK GPIO_OUTPUT
#define GPIO_FE_MASK GPIO_INTFE
#define GPIO_RE_MASK GPIO_INTRE
#define GPIO_ISGPIO(ps) ((uint16_t(ps) & GPIO_FUNC_MASK) <= GPIO_OUTPUT)
#define GPIO_ISALT(ps) ((uint16_t(ps) & GPIO_FUNC_MASK) > GPIO_OUTPUT)
#define GPIO_ISINPUT(ps) (((ps) & GPIO_FUNC_MASK) == GPIO_INPUT)
#define GPIO_ISOUTPUT(ps) (((ps) & GPIO_FUNC_MASK) == GPIO_OUTPUT)
#define GPIO_ISINORINT(ps) (((ps) & GPIO_INOUT_MASK) == 0)
#define GPIO_ISOUTORALT(ps) (((ps) & GPIO_INOUT_MASK) != 0)
#define GPIO_ISINTERRUPT(ps) (GPIO_ISOUTPUT(ps) && !GPIO_ISINPUT(ps))
#define GPIO_ISFE(ps) (((ps) & GPIO_FE_MASK) != 0)
#define GPIO_ISRE(ps) (((ps) & GPIO_RE_MASK) != 0)
/* Pin Mode: MM */
#define GPIO_PUMODE_SHIFT (10) /* Bits 10-11: Pin pull-up mode */
#define GPIO_PUMODE_MASK (3 << GPIO_PUMODE_SHIFT)
# define GPIO_PULLUP (0 << GPIO_PUMODE_SHIFT) /* Pull-up resistor enabled */
# define GPIO_REPEATER (1 << GPIO_PUMODE_SHIFT) /* Repeater mode enabled */
# define GPIO_FLOAT (2 << GPIO_PUMODE_SHIFT) /* Neither pull-up nor -down */
# define GPIO_PULLDN (3 << GPIO_PUMODE_SHIFT) /* Pull-down resistor enabled */
/* Open drain: O */
#define GPIO_OPEN_DRAIN (1 << 9) /* Bit 9: Open drain mode */
/* Initial value: V */
#define GPIO_VALUE (1 << 8) /* Bit 8: Initial GPIO output value */
#define GPIO_VALUE_ONE GPIO_VALUE
#define GPIO_VALUE_ZERO (0)
/* Port number: PPP (0-4) */
#define GPIO_PORT_SHIFT (5) /* Bit 5-7: Port number */
#define GPIO_PORT_MASK (7 << GPIO_PORT_SHIFT)
# define GPIO_PORT0 (0 << GPIO_PORT_SHIFT)
# define GPIO_PORT1 (1 << GPIO_PORT_SHIFT)
# define GPIO_PORT2 (2 << GPIO_PORT_SHIFT)
# define GPIO_PORT3 (3 << GPIO_PORT_SHIFT)
# define GPIO_PORT4 (4 << GPIO_PORT_SHIFT)
#define GPIO_NPORTS 5
/* Pin number: NNNNN (0-31) */
#define GPIO_PIN_SHIFT 0 /* Bits 0-4: GPIO number: 0-31 */
#define GPIO_PIN_MASK (31 << GPIO_PIN_SHIFT)
#define GPIO_PIN0 (0 << GPIO_PIN_SHIFT)
#define GPIO_PIN1 (1 << GPIO_PIN_SHIFT)
#define GPIO_PIN2 (2 << GPIO_PIN_SHIFT)
#define GPIO_PIN3 (3 << GPIO_PIN_SHIFT)
#define GPIO_PIN4 (4 << GPIO_PIN_SHIFT)
#define GPIO_PIN5 (5 << GPIO_PIN_SHIFT)
#define GPIO_PIN6 (6 << GPIO_PIN_SHIFT)
#define GPIO_PIN7 (7 << GPIO_PIN_SHIFT)
#define GPIO_PIN8 (8 << GPIO_PIN_SHIFT)
#define GPIO_PIN9 (9 << GPIO_PIN_SHIFT)
#define GPIO_PIN10 (10 << GPIO_PIN_SHIFT)
#define GPIO_PIN11 (11 << GPIO_PIN_SHIFT)
#define GPIO_PIN12 (12 << GPIO_PIN_SHIFT)
#define GPIO_PIN13 (13 << GPIO_PIN_SHIFT)
#define GPIO_PIN14 (14 << GPIO_PIN_SHIFT)
#define GPIO_PIN15 (15 << GPIO_PIN_SHIFT)
#define GPIO_PIN16 (16 << GPIO_PIN_SHIFT)
#define GPIO_PIN17 (17 << GPIO_PIN_SHIFT)
#define GPIO_PIN18 (18 << GPIO_PIN_SHIFT)
#define GPIO_PIN19 (19 << GPIO_PIN_SHIFT)
#define GPIO_PIN20 (20 << GPIO_PIN_SHIFT)
#define GPIO_PIN21 (21 << GPIO_PIN_SHIFT)
#define GPIO_PIN22 (22 << GPIO_PIN_SHIFT)
#define GPIO_PIN23 (23 << GPIO_PIN_SHIFT)
#define GPIO_PIN24 (24 << GPIO_PIN_SHIFT)
#define GPIO_PIN25 (25 << GPIO_PIN_SHIFT)
#define GPIO_PIN26 (26 << GPIO_PIN_SHIFT)
#define GPIO_PIN27 (27 << GPIO_PIN_SHIFT)
#define GPIO_PIN28 (28 << GPIO_PIN_SHIFT)
#define GPIO_PIN29 (29 << GPIO_PIN_SHIFT)
#define GPIO_PIN30 (30 << GPIO_PIN_SHIFT)
#define GPIO_PIN31 (31 << GPIO_PIN_SHIFT)
/* GPIO pin definitions *************************************************************/
/* NOTE that functions have a alternate pins that can be selected. These alternates
* are identified with a numerica suffix like _1, _2, or _3. Your board.h file
* should select the correct alternative for your board by including definitions
* such as:
*
* #define GPIO_UART1_RXD GPIO_UART1_RXD_1
*
* (without the suffix)
*/
#define GPIO_CAN1_RD_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN0)
#define GPIO_UART3_TXD_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN0)
#define GPIO_I2C1_SDA_1 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN0)
#define GPIO_CAN1_TD_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN1)
#define GPIO_UART3_RXD_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN1)
#define GPIO_I2C1_SCL_1 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN1)
#define GPIO_UART0_TXD (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN2)
#define GPIO_AD0p7 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN2)
#define GPIO_UART0_RXD (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN3)
#define GPIO_AD0p6 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN3)
#define GPIO_I2S_RXCLK_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN4)
#define GPIO_CAN2_RD (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN4)
#define GPIO_CAP2p0 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN4)
#define GPIO_I2S_RXWS_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN5)
#define GPIO_CAN2_TD (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN5)
#define GPIO_CAP2p1 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN5)
#define GPIO_I2S_RXSDA_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN6)
#define GPIO_SSP1_SSEL (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN6)
#define GPIO_MAT2p0_1 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN6)
#define GPIO_I2S_TXCLK_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN7)
#define GPIO_SSP1_SCK_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN7)
#define GPIO_MAT2p1_1 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN7)
#define GPIO_I2S_TXWS_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN8)
#define GPIO_SSP1_MISO (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN8)
#define GPIO_MAT2p2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN8)
#define GPIO_I2S_TXSDA_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN9)
#define GPIO_SSP1_MOSI (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN9)
#define GPIO_MAT2p3 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN9)
#define GPIO_UART2_TXD_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN10)
#define GPIO_I2C2_SDA (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN10)
#define GPIO_MAT3p0 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN10)
#define GPIO_UART2_RXD_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN11)
#define GPIO_I2C2_SCL (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN11)
#define GPIO_MAT3p1 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN11)
#define GPIO_UART1_TXD_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN15)
#define GPIO_SSP0_SCK_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN15)
#define GPIO_SPI_SCK (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN15)
#define GPIO_UART1_RXD_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN16)
#define GPIO_SSP0_SSEL_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN16)
#define GPIO_SPI_SSEL (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN16)
#define GPIO_UART1_CTS_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN17)
#define GPIO_SSP0_MISO_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN17)
#define GPIO_SPI_MISO (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN17)
#define GPIO_UART1_DCD_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN18)
#define GPIO_SSP0_MOSI_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN18)
#define GPIO_SPI_MOSI (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN18)
#define GPIO_UART1_DSR_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN19)
#define GPIO_I2C1_SDA_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN19)
#define GPIO_UART1_DTR_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN20)
#define GPIO_I2C1_SCL_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN20)
#define GPIO_UART1_RI_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN21)
#define GPIO_CAN1_RD_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN21)
#define GPIO_UART1_RTS_1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN22)
#define GPIO_CAN1_TD_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN22)
#define GPIO_AD0p0 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN23)
#define GPIO_I2S_RXCLK_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN23)
#define GPIO_CAP3p0 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN23)
#define GPIO_AD0p1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN24)
#define GPIO_I2S_RXWS_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN24)
#define GPIO_CAP3p1 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN24)
#define GPIO_AD0p2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN25)
#define GPIO_I2S_RXSDA_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN25)
#define GPIO_UART3_TXD_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN25)
#define GPIO_AD0p3 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN26)
#define GPIO_AOUT (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN26)
#define GPIO_UART3_RXD_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN26)
#define GPIO_I2C0_SDA (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN27)
#define GPIO_USB_SDA (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN27)
#define GPIO_I2C0_SCL (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN28)
#define GPIO_USB_SCL (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN28)
#define GPIO_USB_DP (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN29)
#define GPIO_USB_DM (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN30)
#define GPIO_ENET_TXD0 (GPIO_ALT1 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN0)
#define GPIO_ENET_TXD1 (GPIO_ALT1 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN1)
#define GPIO_ENET_TXEN (GPIO_ALT1 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN4)
#define GPIO_ENET_CRS (GPIO_ALT1 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN8)
#define GPIO_ENET_RXD0 (GPIO_ALT1 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN9)
#define GPIO_ENET_RXD1 (GPIO_ALT1 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN10)
#define GPIO_ENET_RXER (GPIO_ALT1 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN14)
#define GPIO_ENET_REFCLK (GPIO_ALT1 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN15)
#define GPIO_ENET_MDC_1 (GPIO_ALT1 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN16)
#define GPIO_ENET_MDIO_1 (GPIO_ALT1 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN17)
#define GPIO_USB_UPLED (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN18)
#define GPIO_PWM1p1_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN18)
#define GPIO_CAP1p0 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN18)
#define GPIO_MCPWM_MCOA0 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN19)
#define GPIO_USB_PPWR (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN19)
#define GPIO_CAP1p1 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN19)
#define GPIO_MCPWM_MCI0 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN20)
#define GPIO_PWM1p2_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN20)
#define GPIO_SSP0_SCK_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN20)
#define GPIO_MCPWM_MCABORT (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN21)
#define GPIO_PWM1p3_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN21)
#define GPIO_SSP0_SSEL_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN21)
#define GPIO_MCPWM_MCOB0 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN22)
#define GPIO_USB_PWRD (GPIO_ALT2 | GPIO_PULLDN | GPIO_PORT1 | GPIO_PIN22)
#define GPIO_MAT1p0 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN22)
#define GPIO_MCPWM_MCI1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN23)
#define GPIO_PWM1p4_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN23)
#define GPIO_SSP0_MISO_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN23)
#define GPIO_MCPWM_MCI2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN24)
#define GPIO_PWM1p5_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN24)
#define GPIO_SSP0_MOSI_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN24)
#define GPIO_MCPWM_MCOA1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN25)
#define GPIO_MAT1p1 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN25)
#define GPIO_MCPWM_MCOB1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN26)
#define GPIO_PWM1p6_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN26)
#define GPIO_CAP0p0 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN26)
#define GPIO_CLKOUT (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN27)
#define GPIO_USB_OVRCR (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN27)
#define GPIO_CAP0p1 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN27)
#define GPIO_MCPWM_MCOA2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN28)
#define GPIO_PCAP1p0_1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN28)
#define GPIO_MAT0p0_1 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN28)
#define GPIO_MCPWM_MCOB2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN29)
#define GPIO_PCAP1p1 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN29)
#define GPIO_MAT0p1_1 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN29)
#define GPIO_USB_VBUS (GPIO_ALT2 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN30)
#define GPIO_AD0p4 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN30)
#define GPIO_SSP1_SCK_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN31)
#define GPIO_AD0p5 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT1 | GPIO_PIN31)
#define GPIO_PWM1p1_2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN0)
#define GPIO_UART1_TXD_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN0)
#define GPIO_PWM1p2_2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN1)
#define GPIO_UART1_RXD_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN1)
#define GPIO_PWM1p3_2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN2)
#define GPIO_UART1_CTS_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN2)
#define GPIO_PWM1p4_2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN3)
#define GPIO_UART1_DCD_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN3)
#define GPIO_PWM1p5_2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN4)
#define GPIO_UART1_DSR_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN4)
#define GPIO_PWM1p6_2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN5)
#define GPIO_UART1_DTR_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN5)
#define GPIO_PCAP1p0_2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN6)
#define GPIO_UART1_RI_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN6)
#define GPIO_CAN2_RD_2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN7)
#define GPIO_UART1_RTS_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN7)
#define GPIO_CAN2_TD_2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN8)
#define GPIO_UART2_TXD_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN8)
#define GPIO_ENET_MDC_2 (GPIO_ALT3 | GPIO_FLOAT | GPIO_PORT2 | GPIO_PIN8)
#define GPIO_USB_CONNECT (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN9)
#define GPIO_UART2_RXD_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN9)
#define GPIO_ENET_MDIO_2 (GPIO_ALT3 | GPIO_FLOAT | GPIO_PORT2 | GPIO_PIN9)
#define GPIO_EINT0 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN10)
#define GPIO_NMI (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN10)
#define GPIO_EINT1 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN11)
#define GPIO_I2S_TXCLK_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN11)
#define GPIO_PEINT2 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN12)
#define GPIO_I2S_TXWS_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN12)
#define GPIO_EINT3 (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN13)
#define GPIO_I2S_TXSDA_2 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN13)
#define GPIO_MAT0p0_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT3 | GPIO_PIN25)
#define GPIO_PWM1p2_3 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT3 | GPIO_PIN25)
#define GPIO_STCLK (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT3 | GPIO_PIN26)
#define GPIO_MAT0p1_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT3 | GPIO_PIN26)
#define GPIO_PWM1p3_3 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT3 | GPIO_PIN26)
#define GPIO_RXMCLK (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT4 | GPIO_PIN28)
#define GPIO_MAT2p0_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT4 | GPIO_PIN28)
#define GPIO_UART3_TXD_3 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT4 | GPIO_PIN28)
#define GPIO_TXMCLK (GPIO_ALT1 | GPIO_PULLUP | GPIO_PORT4 | GPIO_PIN29)
#define GPIO_MAT2p1_2 (GPIO_ALT2 | GPIO_PULLUP | GPIO_PORT4 | GPIO_PIN29)
#define GPIO_UART3_RXD_3 (GPIO_ALT3 | GPIO_PULLUP | GPIO_PORT4 | GPIO_PIN29)
/************************************************************************************
* Public Types
************************************************************************************/
typedef FAR void *DMA_HANDLE;
typedef void (*dma_callback_t)(DMA_HANDLE handle, void *arg, int result);
/* The following is used for sampling DMA registers when CONFIG DEBUG_DMA is selected */
#ifdef CONFIG_DEBUG_DMA
struct lpc17_dmaglobalregs_s
{
/* Global Registers */
uint32_t intst; /* DMA Interrupt Status Register */
uint32_t inttcst; /* DMA Interrupt Terminal Count Request Status Register */
uint32_t interrst; /* DMA Interrupt Error Status Register */
uint32_t rawinttcst; /* DMA Raw Interrupt Terminal Count Status Register */
uint32_t rawinterrst; /* DMA Raw Error Interrupt Status Register */
uint32_t enbldchns; /* DMA Enabled Channel Register */
uint32_t softbreq; /* DMA Software Burst Request Register */
uint32_t softsreq; /* DMA Software Single Request Register */
uint32_t softlbreq; /* DMA Software Last Burst Request Register */
uint32_t softlsreq; /* DMA Software Last Single Request Register */
uint32_t config; /* DMA Configuration Register */
uint32_t sync; /* DMA Synchronization Register */
};
struct lpc17_dmachanregs_s
{
/* Channel Registers */
uint32_t srcaddr; /* DMA Channel Source Address Register */
uint32_t destaddr; /* DMA Channel Destination Address Register */
uint32_t lli; /* DMA Channel Linked List Item Register */
uint32_t control; /* DMA Channel Control Register */
uint32_t config; /* DMA Channel Configuration Register */
};
struct lpc17_dmaregs_s
{
/* Global Registers */
struct lpc17_dmaglobalregs_s gbl;
/* Channel Registers */
struct lpc17_dmachanregs_s ch;
};
#endif
/************************************************************************************
* Inline Functions
************************************************************************************/
#ifndef __ASSEMBLY__
/************************************************************************************
* Public Data
************************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
/* These tables have global scope only because they are shared between lpc17_gpio.c,
* lpc17_gpioint.c, and lpc17_gpiodbg.c
*/
#ifdef CONFIG_GPIO_IRQ
EXTERN uint64_t g_intedge0;
EXTERN uint64_t g_intedge2;
#endif
EXTERN const uint32_t g_fiobase[GPIO_NPORTS];
EXTERN const uint32_t g_intbase[GPIO_NPORTS];
EXTERN const uint32_t g_lopinsel[GPIO_NPORTS];
EXTERN const uint32_t g_hipinsel[GPIO_NPORTS];
EXTERN const uint32_t g_lopinmode[GPIO_NPORTS];
EXTERN const uint32_t g_hipinmode[GPIO_NPORTS];
EXTERN const uint32_t g_odmode[GPIO_NPORTS];
/************************************************************************************
* Public Function Prototypes
************************************************************************************/
/************************************************************************************
* Name: lpc17_clockconfig
*
* Description:
* Called to initialize the LPC17XX. This does whatever setup is needed to put the
* MCU in a usable state. This includes the initialization of clocking using the
* settings in board.h.
*
************************************************************************************/
EXTERN void lpc17_clockconfig(void);
/************************************************************************************
* Name: lpc17_lowsetup
*
* Description:
* Called at the very beginning of _start. Performs low level initialization
* including setup of the console UART. This UART done early so that the serial
* console is available for debugging very early in the boot sequence.
*
************************************************************************************/
EXTERN void lpc17_lowsetup(void);
/************************************************************************************
* Name: lpc17_gpioirqinitialize
*
* Description:
* Initialize logic to support a second level of interrupt decoding for GPIO pins.
*
************************************************************************************/
#ifdef CONFIG_GPIO_IRQ
EXTERN void lpc17_gpioirqinitialize(void);
#else
# define lpc17_gpioirqinitialize()
#endif
/************************************************************************************
* Name: lpc17_configgpio
*
* Description:
* Configure a GPIO pin based on bit-encoded description of the pin.
*
************************************************************************************/
EXTERN int lpc17_configgpio(uint16_t cfgset);
/************************************************************************************
* Name: lpc17_gpiowrite
*
* Description:
* Write one or zero to the selected GPIO pin
*
************************************************************************************/
EXTERN void lpc17_gpiowrite(uint16_t pinset, bool value);
/************************************************************************************
* Name: lpc17_gpioread
*
* Description:
* Read one or zero from the selected GPIO pin
*
************************************************************************************/
EXTERN bool lpc17_gpioread(uint16_t pinset);
/************************************************************************************
* Name: lpc17_gpioirqenable
*
* Description:
* Enable the interrupt for specified GPIO IRQ
*
************************************************************************************/
#ifdef CONFIG_GPIO_IRQ
EXTERN void lpc17_gpioirqenable(int irq);
#else
# define lpc17_gpioirqenable(irq)
#endif
/************************************************************************************
* Name: lpc17_gpioirqdisable
*
* Description:
* Disable the interrupt for specified GPIO IRQ
*
************************************************************************************/
#ifdef CONFIG_GPIO_IRQ
EXTERN void lpc17_gpioirqdisable(int irq);
#else
# define lpc17_gpioirqdisable(irq)
#endif
/************************************************************************************
* Function: lpc17_dumpgpio
*
* Description:
* Dump all GPIO registers associated with the base address of the provided pinset.
*
************************************************************************************/
#ifdef CONFIG_DEBUG_GPIO
EXTERN int lpc17_dumpgpio(uint16_t pinset, const char *msg);
#else
# define lpc17_dumpgpio(p,m)
#endif
/************************************************************************************
* Name: lpc17_clrpend
*
* Description:
* Clear a pending interrupt at the NVIC. This does not seem to be required
* for most interrupts. Don't know why... but the LPC1766 Ethernet EMAC
* interrupt definitely needs it!
*
************************************************************************************/
EXTERN void lpc17_clrpend(int irq);
/************************************************************************************
* Name: lpc17_spi/ssp0/ssp1select, lpc17_spi/ssp0/ssp1status, and
* lpc17_spi/ssp0/ssp1cmddata
*
* Description:
* These external functions must be provided by board-specific logic. They are
* implementations of the select, status, and cmddata methods of the SPI interface
* defined by struct spi_ops_s (see include/nuttx/spi.h). All other methods
* including up_spiinitialize()) are provided by common LPC17xx logic. To use
* this common SPI logic on your board:
*
* 1. Provide logic in lpc17_boardinitialize() to configure SPI/SSP chip select
* pins.
* 2. Provide lpc17_spi/ssp0/ssp1select() and lpc17_spi/ssp0/ssp1status() functions
* in your board-specific logic. These functions will perform chip selection
* and status operations using GPIOs in the way your board is configured.
* 2. If CONFIG_SPI_CMDDATA is defined in the NuttX configuration, provide
* lpc17_spi/ssp0/ssp1cmddata() functions in your board-specific logic. These
* functions will perform cmd/data selection operations using GPIOs in the way
* your board is configured.
* 3. Add a call to up_spiinitialize() in your low level application
* initialization logic
* 4. The handle returned by up_spiinitialize() may then be used to bind the
* SPI driver to higher level logic (e.g., calling
* mmcsd_spislotinitialize(), for example, will bind the SPI driver to
* the SPI MMC/SD driver).
*
************************************************************************************/
#ifdef CONFIG_LPC17_SPI
EXTERN void lpc17_spiselect(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected);
EXTERN uint8_t lpc17_spistatus(FAR struct spi_dev_s *dev, enum spi_dev_e devid);
#ifdef CONFIG_SPI_CMDDATA
EXTERN int lpc17_spicmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool cmd);
#endif
#endif
#ifdef CONFIG_LPC17_SSP0
EXTERN void lpc17_ssp0select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected);
EXTERN uint8_t lpc17_ssp0status(FAR struct spi_dev_s *dev, enum spi_dev_e devid);
#ifdef CONFIG_SPI_CMDDATA
EXTERN int lpc17_ssp0cmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool cmd);
#endif
#endif
#ifdef CONFIG_LPC17_SSP1
EXTERN void lpc17_ssp1select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected);
EXTERN uint8_t lpc17_ssp1status(FAR struct spi_dev_s *dev, enum spi_dev_e devid);
#ifdef CONFIG_SPI_CMDDATA
EXTERN int lpc17_ssp1cmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool cmd);
#endif
#endif
/****************************************************************************
* Name: spi_flush
*
* Description:
* Flush and discard any words left in the RX fifo. This can be called
* from ssp0/1select after a device is deselected (if you worry about such
* things).
*
* Input Parameters:
* dev - Device-specific state data
*
* Returned Value:
* None
*
****************************************************************************/
#ifdef CONFIG_LPC17_SPI
EXTERN void spi_flush(FAR struct spi_dev_s *dev);
#endif
#if defined(CONFIG_LPC17_SSP0) || defined(CONFIG_LPC17_SSP1)
EXTERN void ssp_flush(FAR struct spi_dev_s *dev);
#endif
/****************************************************************************
* Name: lpc17_spi/ssp0/1register
*
* Description:
* If the board supports a card detect callback to inform the SPI-based
* MMC/SD drvier when an SD card is inserted or removed, then
* CONFIG_SPI_CALLBACK should be defined and the following function(s) must
* must be implemented. These functiosn implements the registercallback
* method of the SPI interface (see include/nuttx/spi.h for details)
*
* Input Parameters:
* dev - Device-specific state data
* callback - The funtion to call on the media change
* arg - A caller provided value to return with the callback
*
* Returned Value:
* 0 on success; negated errno on failure.
*
****************************************************************************/
#ifdef CONFIG_SPI_CALLBACK
#ifdef CONFIG_LPC17_SPI
EXTERN int lpc17_spiregister(FAR struct spi_dev_s *dev,
spi_mediachange_t callback, void *arg);
#endif
#ifdef CONFIG_LPC17_SSP0
EXTERN int lpc17_ssp0register(FAR struct spi_dev_s *dev,
spi_mediachange_t callback, void *arg);
#endif
#ifdef CONFIG_LPC17_SSP1
EXTERN int lpc17_ssp1register(FAR struct spi_dev_s *dev,
spi_mediachange_t callback, void *arg);
#endif
#endif
/****************************************************************************
* Name: lpc17_dmainitialize
*
* Description:
* Initialize the GPDMA subsystem.
*
* Returned Value:
* None
*
****************************************************************************/
#ifdef CONFIG_LPC17_GPDMA
EXTERN void lpc17_dmainitilaize(void);
#endif
/****************************************************************************
* Name: lpc17_dmachannel
*
* Description:
* Allocate a DMA channel. This function sets aside a DMA channel and
* gives the caller exclusive access to the DMA channel.
*
* Returned Value:
* One success, this function returns a non-NULL, void* DMA channel
* handle. NULL is returned on any failure. This function can fail only
* if no DMA channel is available.
*
****************************************************************************/
#ifdef CONFIG_LPC17_GPDMA
EXTERN DMA_HANDLE lpc17_dmachannel(void);
#endif
/****************************************************************************
* Name: lpc17_dmafree
*
* Description:
* Release a DMA channel. NOTE: The 'handle' used in this argument must
* NEVER be used again until lpc17_dmachannel() is called again to re-gain
* a valid handle.
*
* Returned Value:
* None
*
****************************************************************************/
#ifdef CONFIG_LPC17_GPDMA
EXTERN void lpc17_dmafree(DMA_HANDLE handle);
#endif
/****************************************************************************
* Name: lpc17_dmasetup
*
* Description:
* Configure DMA for one transfer.
*
****************************************************************************/
#ifdef CONFIG_LPC17_GPDMA
EXTERN int lpc17_dmarxsetup(DMA_HANDLE handle,
uint32_t control, uint32_t config,
uint32_t srcaddr, uint32_t destaddr,
size_t nbytes);
#endif
/****************************************************************************
* Name: lpc17_dmastart
*
* Description:
* Start the DMA transfer
*
****************************************************************************/
#ifdef CONFIG_LPC17_GPDMA
EXTERN int lpc17_dmastart(DMA_HANDLE handle, dma_callback_t callback, void *arg);
#endif
/****************************************************************************
* Name: lpc17_dmastop
*
* Description:
* Cancel the DMA. After lpc17_dmastop() is called, the DMA channel is
* reset and lpc17_dmasetup() must be called before lpc17_dmastart() can be
* called again
*
****************************************************************************/
#ifdef CONFIG_LPC17_GPDMA
EXTERN void lpc17_dmastop(DMA_HANDLE handle);
#endif
/****************************************************************************
* Name: lpc17_dmasample
*
* Description:
* Sample DMA register contents
*
****************************************************************************/
#ifdef CONFIG_LPC17_GPDMA
#ifdef CONFIG_DEBUG_DMA
EXTERN void lpc17_dmasample(DMA_HANDLE handle, struct lpc17_dmaregs_s *regs);
#else
# define lpc17_dmasample(handle,regs)
#endif
#endif
/****************************************************************************
* Name: lpc17_dmadump
*
* Description:
* Dump previously sampled DMA register contents
*
****************************************************************************/
#ifdef CONFIG_LPC17_GPDMA
#ifdef CONFIG_DEBUG_DMA
EXTERN void lpc17_dmadump(DMA_HANDLE handle, const struct lpc17_dmaregs_s *regs,
const char *msg);
#else
# define lpc17_dmadump(handle,regs,msg)
#endif
#endif
/****************************************************************************
* Name: lpc17_adcinitialize
*
* Description:
* Initialize the adc
*
* Returned Value:
* Valid can device structure reference on succcess; a NULL on failure
*
****************************************************************************/
#ifdef CONFIG_LPC17_ADC
FAR struct adc_dev_s *lpc17_adcinitialize(void);
#endif
/****************************************************************************
* Name: lpc17_dacinitialize
*
* Description:
* Initialize the DAC
*
* Returned Value:
* Valid dac device structure reference on succcess; a NULL on failure
*
****************************************************************************/
#ifdef CONFIG_LPC17_DAC
EXTERN FAR struct dac_dev_s *lpc17_dacinitialize(void);
#endif
/****************************************************************************
* Name: lpc17_caninitialize
*
* Description:
* Initialize the selected can port
*
* Input Parameter:
* Port number (for hardware that has mutiple can interfaces)
*
* Returned Value:
* Valid can device structure reference on succcess; a NULL on failure
*
****************************************************************************/
#if defined(CONFIG_CAN) && (defined(CONFIG_LPC17_CAN1) || defined(CONFIG_LPC17_CAN2))
struct can_dev_s;
EXTERN FAR struct can_dev_s *lpc17_caninitialize(int port);
#endif
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __ARCH_ARM_SRC_LPC17XX_LPC17_INTERNAL_H */