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152
isp_down.c
152
isp_down.c
@ -3,34 +3,35 @@
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#include <stdio.h>
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#include <string.h>
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//#define BAUDRATE B115200
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//#define BAUDRATE B57600
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#define BAUDRATE B38400
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struct termios oldtio, newtio;
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int ser;
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unsigned char sign[6][3]=
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{0x00,0x90,0x1E, /* AT90S1200 tested 05.04.2001 */
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0x01,0x91,0x1E, /* AT90S2313 tested 21.02.2001 */
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0x02,0x91,0x1E, /* AT90S2323 */
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0x03,0x91,0x1E, /* AT90S2343 */
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0x01,0x92,0x1E, /* AT90S4414 */
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0x01,0x93,0x1E}; /* AT90S8515 tested 12.11.2001 */
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char sign[6][3]=
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{0x1E,0x90,0x01, /* AT90S1200 */
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0x1E,0x91,0x01, /* AT90S2313 */
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0x1E,0x91,0x02, /* AT90S2323 */
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0x1E,0x91,0x03, /* AT90S2343 */
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0x1E,0x92,0x01, /* AT90S4414 */
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0x1E,0x93,0x01}; /* AT90S8515 */
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int mem_size[6][2]=
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{0x1FF,0x3F, /* AT90S1200 */
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0x3FF,0x7F, /* AT90S2313 */
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unsigned int mem_size[6][2]=
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{0x1FF,0x3F, /* AT90S1200 tested 05.04.2001 */
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0x3FF,0x7F, /* AT90S2313 tested 21.02.2001 */
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0x3FF,0x7F, /* AT90S2323 */
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0x3FF,0x7F, /* AT90S2343 */
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0x7FF,0xFF, /* AT90S4414 */
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0xFFF,0x1FF}; /* AT90S8515 */
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0xFFF,0x1FF}; /* AT90S8515 tested 12.11.2001*/
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struct termios oldtio, newtio;
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int ser;
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void end_prg(char level);
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void show_usage();
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main(int argc,char *argv[])
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{
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int avr_device=5, verify=0, flash=0, eeprom=0;
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int avr_device=5, verify=0, flash=0, eeprom=0, reset=0;
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char arg, ser_device[64]="/dev/ttyS0", flash_file[64]="", eeprom_file[64]="";
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unsigned char inbuf[8], outbuf[8], databuf[8];
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@ -98,6 +99,10 @@ main(int argc,char *argv[])
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else if (!strcmp (argv[arg], "-verify"))
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verify=1;
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/* check reset */
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else if (!strcmp (argv[arg], "-reset"))
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reset=1;
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/* get flash-file */
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else if (flash == 1)
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{
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@ -159,6 +164,7 @@ main(int argc,char *argv[])
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/* detecting avr-isp adapter */
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printf(" Detecting ISP ----------> ");
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write (ser,"S",1);
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usleep(10000);
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read (ser,inbuf,7);
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inbuf[7]=0x00;
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if (!strcmp(inbuf, "AVR ISP"))
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@ -177,7 +183,7 @@ main(int argc,char *argv[])
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break;
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case 1: printf(" Set device AT90S2313 ---> ");
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outbuf[1]=0x00;
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outbuf[1]=0x12;
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break;
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case 2: printf(" Set device AT90S2323 ---> ");
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@ -198,6 +204,7 @@ main(int argc,char *argv[])
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}
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outbuf[0]=0x54;
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write (ser,outbuf,2);
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usleep(10000);
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read (ser,inbuf,1);
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if (inbuf[0]==0x0D)
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printf("OK\n");
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@ -207,83 +214,98 @@ main(int argc,char *argv[])
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end_prg(1);
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}
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/* switch on red LED */
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write (ser,"x",1);
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usleep(10000);
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read (ser,inbuf,1);
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/* enter programming mode */
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printf(" Set Prg Mode -----------> ");
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write (ser,"P",1);
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usleep(10000);
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read (ser,inbuf,1);
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if (inbuf[0]==0x0D)
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printf("OK\n");
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else
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{
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printf("Error: No Response\n");
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printf("ERROR: No response\n");
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end_prg(1);
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}
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/* switch on red LED */
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write (ser,"x",1);
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read (ser,inbuf,1);
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/* check the signature */
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printf(" Checking Signature -----> ");
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write (ser,"s",1);
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usleep(10000);
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read (ser,inbuf,3);
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if (sign[avr_device][0] == inbuf[0] && sign[avr_device][1] == inbuf[1] && sign[avr_device][2] == inbuf[2])
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printf ("OK\n");
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else
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{
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printf("Wrong Signature ");
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printf ("%2.2X %2.2X %2.2X\n",inbuf[0], inbuf[1], inbuf[2]);
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printf("ERROR: Wrong signature: ");
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printf ("%2.2X %2.2X %2.2X <-> ",inbuf[0], inbuf[1], inbuf[2]);
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printf ("%2.2X %2.2X %2.2X\n",sign[avr_device][0], sign[avr_device][1], sign[avr_device][2]);
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end_prg(2);
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}
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/* clear the chip */
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printf(" Erase FLASH & EEPROM ---> ");
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write (ser,"e",1);
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read (ser,inbuf,1);
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if (inbuf[0]==0x0D)
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printf("OK\n");
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else
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if (!reset)
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{
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printf("Error: No Response\n");
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/* clear the chip */
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printf(" Erase FLASH & EEPROM ---> ");
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write (ser,"e",1);
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usleep(10000);
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read (ser,inbuf,1);
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if (inbuf[0]==0x0D)
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printf("OK\n");
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else
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{
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printf("ERROR: No response\n");
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end_prg(2);
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}
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}
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/* reset the chip after clear */
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printf(" Reseting AVR-Device ----> ");
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write (ser,"L",1);
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usleep(10000);
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read (ser,inbuf,1);
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if (inbuf[0]!=0x0D)
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{
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printf("Error: No Response\n");
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write (ser,"y",1);
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read (ser,inbuf,1);
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end_prg(2);
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if (inbuf[0]!=0x0D)
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{
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printf("ERROR: No response\n");
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end_prg(2);
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}
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if (reset)
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{
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printf("OK\n");
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end_prg(2);
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}
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/* enter programming mode */
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write (ser,"P",1);
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usleep(10000);
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read (ser,inbuf,1);
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if (inbuf[0]==0x0D)
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printf("OK\n");
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else
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{
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printf("Error: No Response\n");
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write (ser,"y",1);
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read (ser,inbuf,1);
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printf("ERROR: No response\n");
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end_prg(2);
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}
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if (flash == 1)
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/* writing flash */
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if (flash == 2)
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{
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printf(" Writing FLASH DATA -----> ");
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fdat = open(flash_file, O_RDWR);
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if (fdat <0)
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{
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printf("<%s> not found\n", flash_file);
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printf("ERROR: <%s> not found\n", flash_file);
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}
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else
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{
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t=0;
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while (read (fdat,databuf,2) == 2 && t < 4096)
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while (read (fdat,databuf,2) == 2 && t < (mem_size[avr_device][0]/2))
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{
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outbuf[0]=0x41;
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outbuf[1]=(unsigned char)(t>>8) & 0xFF;
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@ -303,21 +325,23 @@ main(int argc,char *argv[])
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t++;
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}
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close (fdat);
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printf("%4.4Xh Bytes\n",t*2);
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printf("%4.4Xh bytes\n",t*2);
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}
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}
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if (verify == 1 && flash == 1)
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/* verify flash */
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if (verify == 1 && flash == 2)
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{
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printf(" Verify FLASH DATA ------> ");
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fdat = open(flash_file, O_RDWR);
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if (fdat <0)
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{
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printf("<%s> not found\n", flash_file);
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printf("ERROR: <%s> not found\n", flash_file);
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}
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else
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{
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t=0;
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while (read (fdat,databuf,2) == 2 && t < 4096)
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while (read (fdat,databuf,2) == 2 && t < (mem_size[avr_device][0]/2))
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{
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outbuf[0]=0x41;
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outbuf[1]=(unsigned char)(t>>8) & 0xFF;
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@ -332,21 +356,23 @@ main(int argc,char *argv[])
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t++;
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}
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close (fdat);
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printf("%4.4Xh Bytes\n",t*2);
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printf("%4.4Xh bytes\n",t*2);
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}
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}
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if (eeprom == 1)
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/* writing eeprom */
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if (eeprom == 2)
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{
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printf(" Writing EEPROM DATA ----> ");
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eedat = open(eeprom_file, O_RDWR);
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if (eedat <0)
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{
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printf("<%s> not found\n", eeprom_file);
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printf("ERROR: <%s> not found\n", eeprom_file);
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}
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else
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{
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t=0;
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while (read (eedat,databuf,1) == 1 && t < 512)
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while (read (eedat,databuf,1) == 1 && t < (mem_size[avr_device][1]/2))
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{
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outbuf[0]=0x41;
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outbuf[1]=(unsigned char)(t>>8) & 0xFF;
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@ -361,21 +387,23 @@ main(int argc,char *argv[])
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t++;
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}
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close (eedat);
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printf("%4.4Xh Bytes\n",t);
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printf("%4.4Xh bytes\n",t);
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}
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}
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if (verify == 1 && eeprom == 1)
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/* verify eeprom */
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if (verify == 1 && eeprom == 2)
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{
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printf(" Verify EEPROM DATA -----> ");
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eedat = open(eeprom_file, O_RDWR);
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if (eedat <0)
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{
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printf("<%s> not found\n", eeprom_file);
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printf("ERROR: <%s> not found\n", eeprom_file);
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}
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else
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{
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t=0;
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while (read (eedat,databuf,1) == 1 && t < 512)
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while (read (eedat,databuf,1) == 1 && t < (mem_size[avr_device][1]/2))
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{
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outbuf[0]=0x41;
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outbuf[1]=(unsigned char)(t>>8) & 0xFF;
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@ -394,6 +422,8 @@ main(int argc,char *argv[])
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printf("%4.4Xh Bytes\n",t);
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}
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}
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/* release chip */
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printf(" Leave Prg Mode ---------> ");
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write (ser,"L",1);
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read (ser,inbuf,1);
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@ -401,12 +431,9 @@ main(int argc,char *argv[])
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printf("OK\n");
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else
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{
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printf("Error: No Response\n");
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write (ser,"y",1);
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read (ser,inbuf,1);
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printf("ERROR: No response\n");
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end_prg(2);
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}
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end_prg(2);
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}
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@ -422,7 +449,7 @@ void end_prg(char level)
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case 0: printf("\n***************************************\n\n");
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}
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exit (-1);
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exit (0);
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}
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void show_usage()
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@ -441,6 +468,7 @@ void show_usage()
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printf(" -flash Write (1st) file to FLASH\n");
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printf(" -eeprom Write (2nd) file to EEPROM\n");
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printf(" -verify Verify writing\n");
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printf(" -reset Only resets AVR\n");
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end_prg(0);
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}
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