/******************************************************************************
*                                                                             *
*    ****       ******       ****
*     ****     ********     ****
*      ****   ****  ****   ****
*       **** ****    **** ****              wxl
*        *******      *******
*         *****        *****                    成都無線龍通訊科技有限公司
*                                                                             *
*******************************************************************************

Filename:     uart.c                          文 件 名：      uart.c
Target:       cc2510                          使用芯片:       cc2510
Author:       WXL                             程 序 員：      無線龍
data:         1/12-2007                       日    期：      1/12-2007
******************************************************************************/
/******************************************************************************
Description:
Hardware Abstraction Layer, Utility Library.

******************************************************************************/

#ifndef HAL_H
#define HAL_H

#ifdef CC1110
#include "ioCC1110.h"
#endif
#ifdef CC2510
#include "ioCC2510.h"
#endif


/******************************************************************************
*******************              Commonly used types        *******************
******************************************************************************/
typedef unsigned char       BOOL;

// Data
typedef unsigned char       BYTE;
typedef unsigned short      WORD;
typedef unsigned long       DWORD;

// Unsigned numbers
typedef unsigned char       UINT8;
typedef unsigned char       INT8U;
typedef unsigned short      UINT16;
typedef unsigned short       INT16U;
typedef unsigned long       UINT32;
typedef unsigned long       INT32U;

// Signed numbers
typedef signed char         INT8;
typedef signed short        INT16;
typedef signed long         INT32;

//-----------------------------------------------------------------------------
// Common values
#ifndef FALSE
   #define FALSE 0
#endif

#ifndef TRUE
   #define TRUE 1
#endif

#ifndef NULL
   #define NULL 0
#endif

#ifndef HIGH
   #define HIGH 1
#endif

#ifndef LOW
   #define LOW 0
#endif

#define		K_UP		0X20
#define		K_DOWN		0X21
#define		K_LIFT		0X22
#define		K_RIGHT		0X23
#define		K_CANCEL	0X24
#define		K_OK		0X25

/******************************************************************************
*******************             Port functions/macros       *******************
******************************************************************************/

// Macros for simplifying access to I/O pin setup and usage

//*****************************************************************************


// Macros for configuring IO peripheral location:
// Example usage:
//   IO_PER_LOC_TIMER1_AT_PORT0_PIN234();
//   IO_PER_LOC_TIMER4_AT_PORT2_PIN03();
//   IO_PER_LOC_USART1_AT_PORT0_PIN2345();

#define IO_PER_LOC_TIMER1_AT_PORT0_PIN234() do { PERCFG = (PERCFG&~0x40)|0x00; } while (0)
#define IO_PER_LOC_TIMER1_AT_PORT1_PIN012() do { PERCFG = (PERCFG&~0x40)|0x40; } while (0)

#define IO_PER_LOC_TIMER3_AT_PORT1_PIN34()  do { PERCFG = (PERCFG&~0x20)|0x00; } while (0)
#define IO_PER_LOC_TIMER3_AT_PORT1_PIN67()  do { PERCFG = (PERCFG&~0x20)|0x20; } while (0)

#define IO_PER_LOC_TIMER4_AT_PORT1_PIN01()  do { PERCFG = (PERCFG&~0x10)|0x00; } while (0)
#define IO_PER_LOC_TIMER4_AT_PORT2_PIN03()  do { PERCFG = (PERCFG&~0x10)|0x10; } while (0)

#define IO_PER_LOC_SPI1_AT_PORT0_PIN2345()  do { PERCFG = (PERCFG&~0x02)|0x00; } while (0)
#define IO_PER_LOC_SPI1_AT_PORT1_PIN4567()  do { PERCFG = (PERCFG&~0x02)|0x02; } while (0)

#define IO_PER_LOC_SPI0_AT_PORT0_PIN2345()  do { PERCFG = (PERCFG&~0x01)|0x00; } while (0)
#define IO_PER_LOC_SPI0_AT_PORT1_PIN2345()  do { PERCFG = (PERCFG&~0x01)|0x01; } while (0)

#define IO_PER_LOC_UART1_AT_PORT0_PIN2345() do { PERCFG = (PERCFG&~0x02)|0x00; } while (0)
#define IO_PER_LOC_UART1_AT_PORT1_PIN4567() do { PERCFG = (PERCFG&~0x02)|0x02; } while (0)

#define IO_PER_LOC_UART0_AT_PORT0_PIN2345() do { PERCFG = (PERCFG&~0x01)|0x00; } while (0)
#define IO_PER_LOC_UART0_AT_PORT1_PIN2345() do { PERCFG = (PERCFG&~0x01)|0x01; } while (0)


// Actual MCU pin configuration:
//
// Peripheral I/O signal     Alt1       Alt2
// -------------------------------------------
// Timer1 channel0           P0.2       P1.2
// Timer1 channel1           P0.3       P1.1
// Timer1 channel2           P0.4       P1.0
// Timer3 channel0           P1.3       P1.6
// Timer3 channel1           P1.4       P1.7
// Timer4 channel0           P1.0       P2.0
// Timer4 channel1           P1.1       P2.3
// USART0 TXD/MOSI           P0.3       P1.5
// USART0 RXD/MISO           P0.2       P1.4
// USART0 RTS/SCK            P0.5       P1.3
// USART0 CTS/SS_N           P0.4       P1.2
// USART1 TXD/MOSI           P0.4       P1.6
// USART1 RXD/MISO           P0.5       P1.7
// USART1 RTS/SCK            P0.3       P1.5
// USART1 CTS/SS_N           P0.2       P1.4

// Macros for configuring IO direction:
// Example usage:
//   IO_DIR_PORT_PIN(0, 3, IO_IN);    // Set P0_3 to input
//   IO_DIR_PORT_PIN(2, 1, IO_OUT);   // Set P2_1 to output

#define IO_DIR_PORT_PIN(port, pin, dir)  \
   do {                                  \
      if (dir == IO_OUT)                 \
         P##port##DIR |= (0x01<<(pin));  \
      else                               \
         P##port##DIR &= ~(0x01<<(pin)); \
   }while(0)

// Where port={0,1,2}, pin={0,..,7} and dir is one of:
#define IO_IN   0
#define IO_OUT  1

// Macros for configuring IO input mode:
// Example usage:
//   IO_IMODE_PORT_PIN(0,0,IO_IMODE_PUD);
//   IO_IMODE_PORT_PIN(2,0,IO_IMODE_TRI);
//   IO_IMODE_PORT_PIN(1,3,IO_IMODE_PUD);

#define IO_IMODE_PORT_PIN(port, pin, imode) \
   do {                                     \
      if (imode == IO_IMODE_TRI)            \
         P##port##INP |= (0x01<<(pin));     \
      else                                  \
         P##port##INP &= ~(0x01<<(pin));    \
   } while (0)

// where imode is one of:
#define IO_IMODE_PUD  0 // Pull-up/pull-down
#define IO_IMODE_TRI  1 // Tristate

// Macro for configuring IO drive mode:
// Example usage:
//   IIO_PUD_PORT(0, IO_PULLUP);
//   IIO_PUD_PORT(1, IO_PULLDOWN);
//   IIO_PUD_PORT(2, IO_PULLUP);

#define IO_PUD_PORT(port, pud)        \
   do {                               \
      if (pud == IO_PULLDOWN)         \
         P2INP |= (0x01 << (port+5)); \
      else                            \
         P2INP &= ~(0x01 << (port+5));\
   } while (0)

#define IO_PULLUP          0
#define IO_PULLDOWN        1

// Macros for function select (General purpose I/O / Peripheral function):
// Example usage:
//   IO_FUNC_PORT0_PIN0(0, 0, IO_FUNC_PERIPH);
//   IO_FUNC_PORT0_PIN1(0, 1, IO_FUNC_GIO);
//   IO_FUNC_PORT2_PIN3(2, 3, IO_FUNC_PERIPH);

#define IO_FUNC_PORT_PIN(port, pin, func)  \
   do {                                    \
      if((port == 2) && (pin == 3)){       \
         if (func) {                       \
            P2SEL |= 0x02;                 \
         } else {                          \
            P2SEL &= ~0x02;                \
         }                                 \
      }                                    \
      else if((port == 2) && (pin == 4)){  \
         if (func) {                       \
            P2SEL |= 0x04;                 \
         } else {                          \
            P2SEL &= ~0x04;                \
         }                                 \
      }                                    \
      else{                                \
         if (func) {                       \
            P##port##SEL |= (0x01<<(pin)); \
         } else {                          \
            P##port##SEL &= ~(0x01<<(pin));\
        }                                  \
      }                                    \
   } while (0)

// where func is one of:
#define IO_FUNC_GIO     0 // General purpose I/O
#define IO_FUNC_PERIPH  1 // Peripheral function

// Macros for configuring the ADC input:
// Example usage:
//   IO_ADC_PORT0_PIN(0, IO_ADC_EN);
//   IO_ADC_PORT0_PIN(4, IO_ADC_DIS);
//   IO_ADC_PORT0_PIN(6, IO_ADC_EN);

#define IO_ADC_PORT0_PIN(pin, adcEn) \
   do {                              \
      if (adcEn)                     \
         ADCCFG |= (0x01<<pin);      \
      else                           \
         ADCCFG &= ~(0x01<<pin); }   \
   while (0)

// where adcEn is one of:
#define IO_ADC_EN           1 // ADC input enabled
#define IO_ADC_DIS          0 // ADC input disab

/******************************************************************************
*******************         Common USART functions/macros   *******************
*******************************************************************************

The macros in this section are available for both SPI and UART operation.
******************************************************************************/