128l_usart.lst

AVRmega28L的串口发送数据程序

__start:
__text_start:
    007C EFCF      LDI	R28,0xFF
    007D E1D0      LDI	R29,0x10
    007E BFCD      OUT	0x3D,R28
    007F BFDE      OUT	0x3E,R29
    0080 51C0      SUBI	R28,0x10
    0081 40D0      SBCI	R29,0
    0082 EA0A      LDI	R16,0xAA
    0083 8308      STD	Y+0,R16
    0084 2400      CLR	R0
    0085 E6EB      LDI	R30,0x6B
    0086 E0F1      LDI	R31,1
    0087 E011      LDI	R17,1
    0088 36EB      CPI	R30,0x6B
    0089 07F1      CPC	R31,R17
    008A F011      BEQ	0x008D
    008B 9201      ST	R0,Z+
    008C CFFB      RJMP	0x0088
    008D 8300      STD	Z+0,R16
    008E E8EC      LDI	R30,0x8C
    008F E0F0      LDI	R31,0
    0090 E0A0      LDI	R26,0
    0091 E0B1      LDI	R27,1
    0092 E010      LDI	R17,0
    0093 3FE7      CPI	R30,0xF7
    0094 07F1      CPC	R31,R17
    0095 F021      BEQ	0x009A
    0096 95C8      LPM
    0097 9631      ADIW	R30,1
    0098 920D      ST	R0,X+
    0099 CFF9      RJMP	0x0093
    009A 940E009D  CALL	_main
_exit:
    009C CFFF      RJMP	_exit
FILE: F:\我的BACK\淘宝\128开发板\程序\128L_USART1\main.c
(0001) /******************************************************************
(0002) //	PROJECT:chipcon RF DEMO  TX MODE
(0003) //	RF:	 CC1100 or cc2500  
(0004) //	CC1100：433。92MHZ
(0005) //  MCU: MEGA128L(Microchip)
(0006) //	Designed : yu(Infortech)
(0007) //	Date :	2007-11
(0008) //	only transmit  www.apd-china.com
(0009) ******************************************************************/
(0010) 
(0011) #include "config.h"
(0012) #include "debug.h"
(0013) 
(0014) 
(0015) void main (void)
(0016) {
(0017)   unsigned char i;
(0018)   
(0019)   init_devices();
_main:
  i                    --> Y+1
    009D 940E00F2  CALL	_init_devices
(0020)   debug0_Print("debug0_Initall_OK\r\n");
    009F E507      LDI	R16,0x57
    00A0 E011      LDI	R17,1
    00A1 940E0162  CALL	_debug0_Print
(0021)   debug1_Print("debug1_Initall_OK\r\n");
    00A3 E403      LDI	R16,0x43
    00A4 E011      LDI	R17,1
    00A5 940E0172  CALL	_debug1_Print
    00A7 C010      RJMP	0x00B8
(0022)   
(0023)  while(1)
(0024)  {
(0025)    debug0_Print("Now Enjoying the show!");//提示信息
    00A8 E20C      LDI	R16,0x2C
    00A9 E011      LDI	R17,1
    00AA 940E0162  CALL	_debug0_Print
(0026)    debug1_Print("Now Enjoying the show!");//提示信息
    00AC E20C      LDI	R16,0x2C
    00AD E011      LDI	R17,1
    00AE 940E0172  CALL	_debug1_Print
(0027)    
(0028)    debug0_Print("debug0_Hello World:\r\n");
    00B0 E106      LDI	R16,0x16
    00B1 E011      LDI	R17,1
    00B2 940E0162  CALL	_debug0_Print
(0029)    debug1_Print("debug1_Hello World:\r\n");
    00B4 E000      LDI	R16,0
    00B5 E011      LDI	R17,1
    00B6 940E0172  CALL	_debug1_Print
    00B8 CFEF      RJMP	0x00A8
    00B9 9508      RET
FILE: F:\我的BACK\淘宝\128开发板\程序\128L_USART1\common.c
(0001) 
(0002) #include <iom128v.h>
(0003) #include <macros.h>
(0004) #include "config.h"
(0005) 
(0006) void port_init(void)
(0007) {
(0008)  PORTA = 0x00;
_port_init:
    00BA 2422      CLR	R2
    00BB BA2B      OUT	0x1B,R2
(0009)  DDRA  = 0x00;
    00BC BA2A      OUT	0x1A,R2
(0010)  PORTB = 0x80;
    00BD E880      LDI	R24,0x80
    00BE BB88      OUT	0x18,R24
(0011)  DDRB  = 0x80;
    00BF BB87      OUT	0x17,R24
(0012)  PORTC = 0x00; //m103 output only
    00C0 BA25      OUT	0x15,R2
(0013)  DDRC  = 0x00;
    00C1 BA24      OUT	0x14,R2
(0014)  PORTD = 0x00;
    00C2 BA22      OUT	0x12,R2
(0015)  DDRD  = 0x00;
    00C3 BA21      OUT	0x11,R2
(0016)  PORTE = 0x00;
    00C4 B823      OUT	0x03,R2
(0017)  DDRE  = 0x00;
    00C5 B822      OUT	0x02,R2
(0018)  PORTF = 0x00;
    00C6 92200062  STS	0x62,R2
(0019)  DDRF  = 0x00;
    00C8 92200061  STS	0x61,R2
(0020)  PORTG = 0x00;
    00CA 92200065  STS	0x65,R2
(0021)  DDRG  = 0x00;
    00CC 92200064  STS	0x64,R2
    00CE 9508      RET
(0022) }
(0023) 
(0024) //SPI initialize
(0025) // clock rate: 1000000hz
(0026) void spi_init(void)
(0027) {
(0028)  SPCR = 0x50; //setup SPI
_spi_init:
    00CF E580      LDI	R24,0x50
    00D0 B98D      OUT	0x0D,R24
(0029)  SPSR = 0x00; //setup SPI
    00D1 2422      CLR	R2
    00D2 B82E      OUT	0x0E,R2
    00D3 9508      RET
(0030) }
(0031) //1200  4M
(0032) void uart0_init(void)
(0033) {
(0034)  UCSR0B = 0x00; //disable while setting baud rate
_uart0_init:
    00D4 2422      CLR	R2
    00D5 B82A      OUT	0x0A,R2
(0035)  UCSR0A = 0x00;
    00D6 B82B      OUT	0x0B,R2
(0036)  UCSR0C = 0x06;
    00D7 E086      LDI	R24,6
    00D8 93800095  STS	0x95,R24
(0037)  UBRR0L = 0xCF; //set baud rate lo
    00DA EC8F      LDI	R24,0xCF
    00DB B989      OUT	0x09,R24
(0038)  UBRR0H = 0x00; //set baud rate hi
    00DC 92200090  STS	0x90,R2
(0039)  UCSR0B = 0x18;
    00DE E188      LDI	R24,0x18
    00DF B98A      OUT	0x0A,R24
    00E0 9508      RET
(0040) }
(0041) 
(0042) //UART1 initialize
(0043) // desired baud rate:2400
(0044) // actual baud rate:2404 (0.2%)
(0045) // char size: 8 bit
(0046) // parity: Disabled
(0047) void uart1_init(void)
(0048) {
(0049)  UCSR1B = 0x00; //disable while setting baud rate
_uart1_init:
    00E1 2422      CLR	R2
    00E2 9220009A  STS	0x9A,R2
(0050)  UCSR1A = 0x00;
    00E4 9220009B  STS	0x9B,R2
(0051)  UCSR1C = 0x06;
    00E6 E086      LDI	R24,6
    00E7 9380009D  STS	0x9D,R24
(0052)  UBRR1L = 0x67; //set baud rate lo
    00E9 E687      LDI	R24,0x67
    00EA 93800099  STS	0x99,R24
(0053)  UBRR1H = 0x00; //set baud rate hi
    00EC 92200098  STS	0x98,R2
(0054)  UCSR1B = 0x18;
    00EE E188      LDI	R24,0x18
    00EF 9380009A  STS	0x9A,R24
    00F1 9508      RET
(0055) }
(0056) 
(0057) //call this routine to initialize all peripherals
(0058) void init_devices(void)
(0059) {
(0060)  //stop errant interrupts until set up
(0061)  CLI(); //disable all interrupts
_init_devices:
    00F2 94F8      BCLR	7
(0062)  XDIV  = 0x00; //xtal divider
    00F3 2422      CLR	R2
    00F4 BE2C      OUT	0x3C,R2
(0063)  XMCRA = 0x00; //external memory
    00F5 9220006D  STS	0x6D,R2
(0064)  port_init();
    00F7 DFC2      RCALL	_port_init
(0065)  spi_init();
    00F8 DFD6      RCALL	_spi_init
(0066)  uart0_init();
    00F9 DFDA      RCALL	_uart0_init
(0067)  uart1_init();
    00FA DFE6      RCALL	_uart1_init
(0068) 
(0069)  MCUCR = 0x00;
    00FB 2422      CLR	R2
    00FC BE25      OUT	0x35,R2
(0070)  EICRA = 0x00; //extended ext ints
    00FD 9220006A  STS	0x6A,R2
(0071)  EICRB = 0x00; //extended ext ints
    00FF BE2A      OUT	0x3A,R2
(0072)  EIMSK = 0x00;
    0100 BE29      OUT	0x39,R2
(0073)  TIMSK = 0x00; //timer interrupt sources
    0101 BE27      OUT	0x37,R2
(0074)  ETIMSK = 0x00; //extended timer interrupt sources
    0102 9220007D  STS	0x7D,R2
(0075)  SEI(); //re-enable interrupts
    0104 9478      BSET	7
    0105 9508      RET
_delay:
  i                    --> R20
  j                    --> R22
  t                    --> R16
    0106 940E018B  CALL	push_gset2
(0076)  //all peripherals are now initialized
(0077) }
(0078) 
(0079) 
(0080) 
(0081) 
(0082) 
(0083) //*********************************************************************/ 
(0084) //*函数名：delay()
(0085) //*函数功能：延时函数
(0086) //*函数说明：无返回值  t为一个延时的时间
(0087) //*设计者： yu  日期：2007-10-20
(0088) //**********************************************************************/
(0089) void delay(int t)
(0090) {
(0091)     int i,j ;
(0092)     for(i=0;i<t;i++)
    0108 2744      CLR	R20
    0109 2755      CLR	R21
    010A C00A      RJMP	0x0115
(0093)     for(j=0;j<t;j++);
    010B 2766      CLR	R22