hal_cc2420db.h

基于ATmega128的无线通信节点程序

/*******************************************************************************************************
 *                                                                                                     *
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 *      ***        ***                                                                                 *
 *      ***   +++   ***                                                                                *
 *      ***   + +   ***                                                                                *
 *      ***   +                        CHIPCON HARDWARE ABSTRACTION LIBRARY FOR THE CC2420             *
 *      ***   + +   ***                             CC2420DB defintion file                            *
 *      ***   +++   ***                                                                                *
 *      ***        ***                                                                                 *
 *       ************                                                                                  *
 *        **********                                                                                   *
 *                                                                                                     *
 *******************************************************************************************************
 * The Chipcon Hardware Abstraction Library is a collection of functions, macros and constants, which  *
 * can be used to ease access to the hardware on the CC2420 and the target microcontroller.            *
 *                                                                                                     *
 * This file contains all definitions that are specific for the CC2420DB development platform.         *
 *******************************************************************************************************
 * Compiler: AVR-GCC                                                                                   *
 * Target platform: CC2420DB                                                                           *
 *******************************************************************************************************
 * Revision history:                                                                                   *
 *  $Log: hal_cc2420db.h,v $
 *  Revision 1.11  2004/04/05 14:52:58  jol
 *  The red and yellow LEDs in the SET_LED_MASK(n) macro have been switched (wrong in the previous version)
 *
 *  Revision 1.10  2004/03/31 11:07:29  oyj
 *  Added postfix _UART1 to pins CTS and RTS throughout the file
 *  (error in previous revision)
 *
 *  Revision 1.9  2004/03/30 14:59:03  mbr
 *  Release for web
 *  
 *
 *
 *
 *******************************************************************************************************/
#ifndef HAL_CC2400DB_H
#define HAL_CC2400DB_H




/*******************************************************************************************************
 *******************************************************************************************************
 **************************                   AVR I/O PORTS                   **************************
 *******************************************************************************************************
 *******************************************************************************************************/

//Port A
#define RESET_N         6  // PA.6 - Output: RESET_N to CC2420
#define VREG_EN         5  // PA.5 - Output: VREG_EN to CC2420
#define GLED            1 // PB.7 - Output: Green LED
#define RLED            2 // PE.3 - Output: Red LED
#define YLED            0 // PE.4 - Output: Yellow LED




//-------------------------------------------------------------------------------------------------------
// Port B
#define CSN             0  // PB.0 - Output: SPI Chip Select (CS_N)
#define SCK             1  // PB.1 - Output: SPI Serial Clock (SCLK)
#define MOSI            2  // PB.2 - Output: SPI Master out - slave in (MOSI)
#define MISO            3  // PB.3 - Input:  SPI Master in - slave out (MISO)
#define OLED            4  // PB.4 - Output: Orange LED
//#define VREG_EN         5  // PB.5 - Output: VREG_EN to CC2420
//#define RESET_N         6  // PB.6 - Output: RESET_N to CC2420
#define FIFO            7  // PB.7 - Output: Green LED
//#define GLED            7  // PB.7 - Output: Green LED
//-------------------------------------------------------------------------------------------------------


//-------------------------------------------------------------------------------------------------------
// Port D
//#define FIFOP           0 // PD.0 - Input:  FIFOP from CC2420
//#define FIFO            1 // PD.1 - Input:  FIFO from CC2420
//#define UART1_RXD       2 // PD.2 - Input:  UART1 RXD
//#define UART1_TXD       3 // PD.3 - Output: UART1 TXD
#define SFD             4 // PD.4 - Input:  SFD from CC2420
#define UART1_RTS       5 // PD.5 - Output: UART HW handshaking: RTS
#define CCA             6 // PD.6 - Input:  CCA from CC2420
#define UART1_CTS       7 // PD.7 - Input:  UART HW handshaking: CTS
//-------------------------------------------------------------------------------------------------------


//-------------------------------------------------------------------------------------------------------
// Port E

#define UART0_RXD     0 // PE.0 - Input : Joystick up button
#define UART0_TXD  1 // PE.1 - Input : Joystick right
#define FIFOP           6// PE.6 - Input:  FIFOP from CC2420

//#define JOYSTICK_UP     0 // PE.0 - Input : Joystick up button
//#define JOYSTICK_RIGHT  1 // PE.1 - Input : Joystick right
#define JOYSTICK_CENTER 2 // PE.2 - Input : Joystick center
//#define RLED            4 // PE.3 - Output: Red LED
//#define YLED            3 // PE.4 - Output: Yellow LED
#define BUTTON          5 // PE.5 - Input : Push button S2

//-------------------------------------------------------------------------------------------------------


//-------------------------------------------------------------------------------------------------------
// Port F
#define FIFOP1   1 // PF.1 - Input: Joystick left


//#define JOYSTICK_DOWN   2 // PF.2 - Input: Joystick down

// ADC inputs
#define ADC_INPUT_0_POT_METER       0 // PF.0 - ADC0 with potentiometer
#define ADC_INPUT_1                 1 // PF.1 - ADC1
#define ADC_INPUT_2                 2 // PF.2 - ADC2
#define ADC_INPUT_3_TEMP_SENSOR     3 // PF.3 - ADC3 with temp sensor

// JTAG interface:
//     PF.4 - Input : JTAG TCK serial clock
//     PF.5 - Input : JTAG TMS strobe enable
//     PF.6 - Output: JTAG TDO serial data output
//     PF.7 - Input : JTAG TDI serial data input
//-------------------------------------------------------------------------------------------------------


//-------------------------------------------------------------------------------------------------------
// Port G
//-------------------------------------------------------------------------------------------------------


//-------------------------------------------------------------------------------------------------------
// External RAM interface:
//     PA and PC - Multiplexed address/data
//     PG.0 - Output: Write enable: WR_N
//     PG.1 - Output: Read enable: RD_N
//     PG.2 - Output: Address Latch Enable: ALE
//-------------------------------------------------------------------------------------------------------


//-------------------------------------------------------------------------------------------------------
// Port setup macros

// Port initialization
// Disables pull-up on all inputs!!!
#define PORT_INIT() \
    do { \
        SFIOR |= BM(PUD); \
         DDRA=BM(YLED)|BM(GLED)|BM(RLED) |BM(VREG_EN) |BM(RESET_N); \
        PORTA=BM(YLED)|BM(GLED)|BM(RLED) |BM(VREG_EN) |BM(RESET_N);\
        DDRB  =  BM(MOSI) | BM(SCK) | BM(CSN) | BM(OLED) ; \
        PORTB =  BM(MOSI) | BM(SCK) | BM(CSN); \
        DDRD  = BM(UART1_RTS); \
        PORTD = BM(UART1_RTS) | BM(UART1_CTS);\
        DDRE  = BM(UART0_RXD) | BM(UART0_TXD); \
        PORTE = BM(UART0_RXD) | BM(UART0_TXD) | BM(UART0_TXD)|BM(FIFOP);\
        DDRF=0x00;\
                  } while (0)


	
// Enables the external SRAM
#define ENABLE_EXT_RAM() (MCUCR |= BM(SRE))

// Enables/disables the SPI interface
#define SPI_ENABLE()                (PORTB &= ~BM(CSN))
#define SPI_DISABLE()               (PORTB |= BM(CSN))
//-------------------------------------------------------------------------------------------------------