text: /*******************************************************************************
   * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
   *
   * Permission is hereby granted, free of charge, to any person obtaining a
   * copy of this software and associated documentation files (the "Software"),
   * to deal in the Software without restriction, including without limitation
   * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   * and/or sell copies of the Software, and to permit persons to whom the
   * Software is furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included
   * in all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
   * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
   * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
   * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
   * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
   * OTHER DEALINGS IN THE SOFTWARE.
   *
   * Except as contained in this notice, the name of Maxim Integrated
   * Products, Inc. shall not be used except as stated in the Maxim Integrated
   * Products, Inc. Branding Policy.
   *
   * The mere transfer of this software does not imply any licenses
   * of trade secrets, proprietary technology, copyrights, patents,
   * trademarks, maskwork rights, or any other form of intellectual
   * property whatsoever. Maxim Integrated Products, Inc. retains all
   * ownership rights.
   *******************************************************************************
   */
  
  #ifndef MBED_PINNAMES_H
  #define MBED_PINNAMES_H
  
  #include "cmsis.h"
  #include "gpio_regs.h"
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  typedef enum {
      PIN_INPUT  = 0, /* MXC_V_GPIO_OUT_MODE_HIGH_Z,*/
      PIN_OUTPUT = 1  /* MXC_V_GPIO_OUT_MODE_NORMAL_DRIVE */
  } PinDirection;
  
  #define PORT_SHIFT  12
  #define PINNAME_TO_PORT(name)   ((unsigned int)(name) >> PORT_SHIFT)
  #define PINNAME_TO_PIN(name)    ((unsigned int)(name) & ~(0xFFFFFFFF << PORT_SHIFT))
  
  #define NOT_CONNECTED (int)0xFFFFFFFF
  
  typedef enum {
      P0_0 = (0 << PORT_SHIFT), P0_1, P0_2, P0_3, P0_4, P0_5, P0_6, P0_7,
      P1_0 = (1 << PORT_SHIFT), P1_1, P1_2, P1_3, P1_4, P1_5, P1_6, P1_7,
      P2_0 = (2 << PORT_SHIFT), P2_1, P2_2, P2_3, P2_4, P2_5, P2_6, P2_7,
      P3_0 = (3 << PORT_SHIFT), P3_1, P3_2, P3_3, P3_4, P3_5, P3_6, P3_7,
      P4_0 = (4 << PORT_SHIFT), P4_1, P4_2, P4_3, P4_4, P4_5, P4_6, P4_7,
  
      // Analog input pins
      AIN_0 = (0xA << PORT_SHIFT), AIN_1, AIN_2, AIN_3, AIN_4, AIN_5, AIN_6, AIN_7, AIN_8, AIN_9,
  
      // LEDs
      LED1 = P2_4,
      LED2 = P2_5,
      LED3 = P2_6,
      LED4 = LED1,
      LED_RED = LED1,
      LED_GREEN = LED2,
      LED_BLUE = LED3,
  
      // Push button
      SW1 = P2_7,
      // Standardized button names
      BUTTON1 = SW1,
  
      // USB bridge connected UART pins
      USBTX = P2_1,
      USBRX = P2_0,
      STDIO_UART_TX = USBTX,
      STDIO_UART_RX = USBRX,
  
      // I2C pins
      I2C0_SCL = P1_7,
      I2C0_SDA = P1_6,
  
      I2C1_SCL = P3_5,
      I2C1_SDA = P3_4,
  
      // UART pins
      UART0_RX  = P0_0,
      UART0_TX  = P0_1,
      UART0_CTS = P0_2,
      UART0_RTS = P0_3,
  
      UART1_RX  = P2_0,
      UART1_TX  = P2_1,
  
      UART2_RX  = P3_0,
      UART2_TX  = P3_1,
      UART2_CTS = P3_2,
      UART2_RTS = P3_3,
  
      // SPI pins
      SPI0_SCK  = P0_4,
      SPI0_MOSI = P0_5,
      SPI0_MISO = P0_6,
      SPI0_SS   = P0_7,
  
      SPI1_SCK  = P1_0,
      SPI1_MOSI = P1_1,
      SPI1_MISO = P1_2,
      SPI1_SS   = P1_3,
  
      SPI2_SCK  = P2_4,
      SPI2_MOSI = P2_5,
      SPI2_MISO = P2_6,
      SPI2_SS   = P2_7,
  
      // Default peripherals defines
      I2C_SCL = I2C0_SCL,
      I2C_SDA = I2C0_SDA,
  
      UART_RX = UART0_RX,
      UART_TX = UART0_TX,
      UART_CTS = UART0_CTS,
      UART_RTS = UART0_RTS,
  
      SPI_SCK = SPI0_SCK,
      SPI_MOSI = SPI0_MOSI,
      SPI_MISO = SPI0_MISO,
      SPI_SS = SPI0_SS,
  
      // Not connected
      NC = NOT_CONNECTED
  } PinName;
  
  typedef enum {
      PullUp,
      PullDown,
      OpenDrain,
      PullNone,
      PullDefault = PullUp
  } PinMode;
  
  typedef enum {
      LED_ON = 0,
      LED_OFF = 1
  } LedStates;
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif
  