f236fullc.c

Templates for c51 from Cygnal

//---------------------------------------------------------------
// CYGNAL Integrated Products 
//
// C Code Configuration Tool: F236 INITIALIZATION/CONFIGURATION CODE
//----------------------------------------------------------------
// This file is read only. To insert the code into your  
// application, simply cut and paste or use the "Save As" 
// command in the file menu to save the file in your project 
// directory. 
//----------------------------------------------------------------

//----------------------------------------------------------------
// INCLUDES
//----------------------------------------------------------------

#include <8051F200.h>     // Register definition file.

//------------------------------------------------------------------------------------
// Global CONSTANTS
//------------------------------------------------------------------------------------

//------------------------------------------------------------------------------------
// Function PROTOTYPES
//------------------------------------------------------------------------------------

//------------------------------------------------------------------------------------
// Config Routine
//------------------------------------------------------------------------------------
void config (void) {
//Local Variable Definitions

	

//----------------------------------------------------------------
// Watchdog Timer Configuration
//
// WDTCN.[7:0]: WDT Control
//   Writing 0xA5 enables and reloads the WDT.
//   Writing 0xDE followed within 4 clocks by 0xAD disables the WDT
//   Writing 0xFF locks out disable feature.
//
// WDTCN.[2:0]: WDT timer interval bits
//   NOTE! When writing interval bits, bit 7 must be a 0.
//
//  Bit 2 | Bit 1 | Bit 0
//------------------------     
//    1   |   1   |   1      Timeout interval = 1048576 x Tsysclk
//    1   |   1   |   0      Timeout interval =  262144 x Tsysclk
//    1   |   0   |   1      Timeout interval =   65636 x Tsysclk
//    1   |   0   |   0      Timeout interval =   16384 x Tsysclk
//    0   |   1   |   1      Timeout interval =    4096 x Tsysclk
//    0   |   1   |   0      Timeout interval =    1024 x Tsysclk
//    0   |   0   |   1      Timeout interval =     256 x Tsysclk
//    0   |   0   |   0      Timeout interval = 	 64 x Tsysclk
// 
//------------------------

	WDTCN = 0x07;	// Watchdog Timer Control Register

// Configure the PRTnMX Registers

	PRT0MX = 0x00;	// PRT0MX: Initial Reset Value
	PRT1MX = 0x00;	// PRT1MX: Initial Reset Value
	PRT2MX = 0x00;	// PRT2MX: Initial Reset Value
	PRT3MX = 0x00;	// PRT3MX: Initial Reset Value

// Select Pin I/0

// NOTE: Some peripheral I/O pins can function as either inputs or 
// outputs, depending on the configuration of the peripheral. By default,
// the configuration utility will configure these I/O pins as push-pull 
// outputs.  If the I/O direction changes to input once the peripheral is
// configured, the peripheral hardware will override the PRTnCF register 
// setting and change the pin configuration to input.

                      // Port configuration (1 = Push Pull Output)
	PRT0CF = 0x00; // Output configuration for P0 
	PRT1CF = 0x00; // Output configuration for P1 
	PRT2CF = 0x00; // Output configuration for P2 
	PRT3CF = 0x00; // Output configuration for P3 

// View port pinout

		// The current MUX configuration results in the 
		// following port pinout assignment:
		// Port 0
		// P0.0 = GP I/O          (Open-Drain Output/Input)
		// P0.1 = GP I/O          (Open-Drain Output/Input)
		// P0.2 = GP I/O          (Open-Drain Output/Input)
		// P0.3 = GP I/O          (Open-Drain Output/Input)
		// P0.4 = GP I/O          (Open-Drain Output/Input)
		// P0.5 = GP I/O          (Open-Drain Output/Input)
		// P0.6 = GP I/O          (Open-Drain Output/Input)
		// P0.7 = GP I/O          (Open-Drain Output/Input)

		// Port 1
		// P1.0 = GP I/O          (Open-Drain Output/Input)
		// P1.1 = GP I/O          (Open-Drain Output/Input)
		// P1.2 = GP I/O          (Open-Drain Output/Input)
		// P1.3 = GP I/O          (Open-Drain Output/Input)
		// P1.4 = GP I/O          (Open-Drain Output/Input)
		// P1.5 = GP I/O          (Open-Drain Output/Input)
		// P1.6 = GP I/O          (Open-Drain Output/Input)
		// P1.7 = GP I/O          (Open-Drain Output/Input)
					
		// Port 2		
		// P2.0 = GP I/O          (Open-Drain Output/Input)
		// P2.1 = GP I/O          (Open-Drain Output/Input)
		// P2.2 = GP I/O          (Open-Drain Output/Input)
		// P2.3 = GP I/O          (Open-Drain Output/Input)
		// P2.4 = GP I/O          (Open-Drain Output/Input)
		// P2.5 = GP I/O          (Open-Drain Output/Input)
		// P2.6 = GP I/O          (Open-Drain Output/Input)
		// P2.7 = GP I/O          (Open-Drain Output/Input)

		// Port 3		
		// P3.0 = GP I/O          (Open-Drain Output/Input)
		// P3.1 = GP I/O          (Open-Drain Output/Input)
		// P3.2 = GP I/O          (Open-Drain Output/Input)
		// P3.3 = GP I/O          (Open-Drain Output/Input)
		// P3.4 = GP I/O          (Open-Drain Output/Input)
		// P3.5 = GP I/O          (Open-Drain Output/Input)
		// P3.6 = GP I/O          (Open-Drain Output/Input)
		// P3.7 = GP I/O          (Open-Drain Output/Input)


//----------------------------------------------------------------
// Comparators Register Configuration
//
// Bit 7  | Bit 6  | Bit 5  | Bit 4  | Bit 3 | Bit 2 | Bit 1 | Bit 0
//------------------------------------------------------------------     
//   R/W  |    R   |  R/W   |  R/W   |  R/W  |  R/W  |  R/W  |  R/W
//------------------------------------------------------------------
// Enable | Output | Rising | Falling|  Positive     |  Negative    
//        | State  | Edge   | Edge   |  Hysterisis   |  Hysterisis    
//        | Flag   | Int.   | Int.   |  00: Disable  |  00: Disable
//        |        | Flag   | Flag   |  01:  5mV     |  01:  5mV  
//        |        |        |        |  10: 10mV     |  10: 10mV
//        |        |        |        |  11: 20mV     |  11: 20mV 
// ----------------------------------------------------------------

	CPT0CN = 0x00;	// Comparator 0 Control Register
	

	CPT1CN = 0x00;	// Comparator 1 Control Register
	
	//Comp1 marker
					
//----------------------------------------------------------------
// Oscillator Configuration
//----------------------------------------------------------------

	OSCXCN = 0x30;	// EXTERNAL Oscillator Control Register	

	OSCICN = 0x04;	// Internal Oscillator Control Register

	
//----------------------------------------------------------------
// Reference Control Register Configuration
//----------------------------------------------------------------

	REF0CN = 0x00;	// Reference Control Register

//----------------------------------------------------------------
// SPI Configuration
//----------------------------------------------------------------

	SPI0CN = 0x00;	// SPI Control Register
	SPI0CFG = 0x00;	// SPI Configuration Register
	SPI0CKR = 0x00;	// SPI Clock Rate Register

//----------------------------------------------------------------
// UART Configuration
//----------------------------------------------------------------

	SCON = 0x00;		// Serial Port Control Register
	PCON = 0x00;		// Power Control Register
		
//----------------------------------------------------------------
// Timer Configuration
//----------------------------------------------------------------

	CKCON = 0x00;	// Clock Control Register
	TH0 = 0x00;		// Timer 0 High Byte
	TL0 = 0x00;		// Timer 0 Low Byte
	TH1 = 0x00;		// Timer 1 High Byte
	TL1 = 0x00;		// Timer 1 Low Byte
	TMOD = 0x00;		// Timer Mode Register
	TCON = 0x00;		// Timer Control Register 

	RCAP2H = 0x00;	// Timer 2 Capture Register High Byte
	RCAP2L = 0x00;	// Timer 2 Capture Register Low Byte
	TH2 = 0x00;		// Timer 2 High Byte	
	TL2 = 0x00;		// Timer 2 Low Byte	
    T2CON = 0x00;	// Timer 2 Control Register	

//----------------------------------------------------------------
// Reset Source Configuration
//
// Bit 7  | Bit 6  | Bit 5  | Bit 4  | Bit 3 | Bit 2 | Bit 1 | Bit 0
//------------------------------------------------------------------     
//    	  |   R    |  R/W   |  R/W   |   R   |   R   |  R/W  |  R
//------------------------------------------------------------------
//Reserved|NOT	   | Comp.0 | S/W    | WDT   | Miss. | POR   | HW
//        |USED    | Reset/ | Reset  | Reset | Clock | Force | Pin
//        |		   | Enable | Force  | Flag  | Detect| &     | Reset
//        |        | Flag   | &      |       | Flag  | Flag  | Flag
//        |        |        | Flag   |       |       |
//------------------------------------------------------------------
// NOTE! : Comparator 0 must be enabled before it is enabled as a 
// reset source.

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

	RSTSRC = 0x00;	// Reset Source Register


//----------------------------------------------------------------
// Interrupt Configuration
//----------------------------------------------------------------

	IE = 0x00;      //Interrupt Enable
	IP = 0x00;      //Interrupt Priority
	EIE1 = 0x00;    //Extended Interrupt Enable 1
	EIE2 = 0x00;    //Extended Interrupt Enable 2
	EIP1 = 0x00;    //Extended Interrupt Priority 1
	EIP2 = 0x00;    //Extended Interrupt Priority 2

	

// other initialization code here...



}   //End of config

//------------------------------------------------------------------------------------
// MAIN Routine
//------------------------------------------------------------------------------------
void main (void) {

    config();

    while (1) 
    {

    PCON |= 0x01; // set IDLE mode
    
    }
}   //End of Main