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|
/*************************************************************************\
* Copyright (C) <2001> <AJ Erasmus>
* antone@sentechsa.com
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
\*************************************************************************/
/********************************************************************\
* Routines to handle the Fuse and Lock bits of the ATMega
*
* $Id: fuse.c,v 1.4 2005/03/23 21:03:49 anton Exp $
* $Log: fuse.c,v $
* Revision 1.4 2005/03/23 21:03:49 anton
* Added GPL License to source files
*
* Revision 1.3 2005/03/23 20:16:12 anton
* Updates by Uwe Bonnes to add support for AT90CAN128
*
* Revision 1.2 2003/09/27 19:21:59 anton
* Added support for Linux compile
*
* Revision 1.1.1.1 2003/09/24 15:35:57 anton
* Initial import into CVS
*
\********************************************************************/
#define NO_JTAG_DISABLE
#include <stdlib.h>
#include <stdio.h>
#include "javr.h"
#include "avr_jtag.h"
#include "jtag_javr.h"
#define FUSE_M
#include "fuse.h"
#undef FUSE_M
/* M128 M323 M16 M162 M169P CAN128 USB1287 M640
* M64 M32 M169A M1280
* M329 M1281
* M3290 M2560
* M649 M2560
* M6490
* E7 ------ ------ ------ ------ ------- ------ ------ ------
* E6 ------ ------ ------ ------ ------- ------ ------ ------
* E5 ------ ------ ------ ------ ------- ------ ------ ------
* E4 ------ ------ ------ M161C ------- ------ ------ ------
* E3 ----- ----- ----- BODL2 BODL2 BODL2 HWBE -----
* E2 ----- ----- ----- BODL0 BODL0 BODL0 BODL2 BODL2
* E1 M103C ----- ----- BODL1 BODL1 BODL1 BODL0 BODL0
* E0 WDTON ----- ----- ------ RSTDIS TA0SEL BODL1 BODL1
*
** H7 OCDEN OCDEN OCDEN OCDEN OCDEN OCDEN OCDEN OCDEN
** H6 JTAGEN JTAGEN JTAGEN JTAGEN JTAGEN JTAGEN JTAGEN JTAGEN
** H5 SPIEN SPIEN SPIEN SPIEN SPIEN SPIEN SPIEN SPIEN
* H4 CKOPT ----- CKOPT WDTON WDTON WDTON WDTON WDTON
** H3 EESAVE EESAVE EESAVE EESAVE EESAVEE EESAVE EESAVE EESAVE
** H2 BOOTS1 BOOTS1 BOOTS1 BOOTS1 BOOTS11 BOOTS1 BOOTS1 BOOTS1
** H1 BOOTS0 BOOTS0 BOOTS0 BOOTS0 BOOTS00 BOOTS0 BOOTS0 BOOTS0
** H0 BOOTRS BOOTRS BOOTRS BOOTRS BOOTRSS BOOTRS BOOTRS BOOTRS
*
* L7 BODLVL BODLVL BODLVL CKDIV8 CKDIV8L CKDIV8 CKDIV8 CKDIV8
* L6 BODEN BODEN BODEN CKOUT CKOUT CKOUT CKOUT CKOUT
* L5 SUT1 ---- SUT1 SUT1 SUT1 SUT1 SUT1 SUT1
* L4 SUT0 ---- SUT0 SUT0 SUT0 SUT0 SUT0 SUT0
** L3 CKSEL3 CKSEL3 CKSEL3 CKSEL3 CKSEL33 CKSEL3 CKSEL3 CKSEL3
** L2 CKSEL2 CKSEL2 CKSEL2 CKSEL2 CKSEL22 CKSEL2 CKSEL2 CKSEL2
** L1 CKSEL1 CKSEL1 CKSEL1 CKSEL1 CKSEL11 CKSEL1 CKSEL1 CKSEL1
** L0 CKSEL0 CKSEL0 CKSEL0 CKSEL0 CKSEL00 CKSEL0 CKSEL0 CKSEL0
*
* LO7 ---- ---- ---- ----- ------ ----- ----- -----
* LO6 ---- ---- ---- ----- ------ ----- ----- -----
* LO5 LB12 LB12 LB12 BLB12 BBLB12 BLB12 BLB12 BLB12
* LO4 LB11 LB11 LB11 BLB11 BBLB11 BLB11 BLB11 BLB11
* LO3 LB02 LB02 LB02 BLB02 BBLB02 BLB02 BLB02 BLB02
* LO2 LB01 LB01 LB01 BLB01 BBLB01 BLB01 BLB01 BLB01
* LO1 B1 B1 B1 LB1 LLB1 LB1 LB1 LB1
* LO0 B1 B1 B1 LB1 LLB1 LB1 LB1 LB1
*
*
* Brownout Levels
* ATMEGA323 3.5/4.0/4.5 2.4/2.7/3.2
* ATMEGA32 3.6/4.0/4.2 2.5/2.7/2.9
* ATMEGA16 3.6/4.0/4.5 2.5/2.7/3.2
* ATMEGA64 3.7/4.0/4.5 2.4/2.6/2.9
* ATMEAG128
* ATMEGA162 RES RES RES 2.1/2.3/2.5 4.1/4.3/4.5 2.5/2.7/2.9 1.7/1.8/2.0 disabled
* ATMEGA169 RES RES reserved reserved 4.1/4.3/4.5 2.5/2.7/2.9 1.7/1.8/2.0 disabled
* ATMEGA169A
* ATMEGA329
* ATMEGA3290
* ATMEGA649
* ATMEGA6490
* AT90CAN128 2.5 2.6 2.7 3.8 3.9 4.0 4.1 disabled
* AT90CAN32 2.5 2.6 2.7 3.8 3.9 4.0 4.1 disabled
* AT90CAN64 2.5 2.6 2.7 3.8 3.9 4.0 4.1 disabled
* AT90USB1287 4.1/4.3/4.5 3.3/3.5/3.7 3.2/3.4/3.6 2.4/2.6/2.8 reserved reserved reserved disabled
*/
#define BVAL(v,b) (((1<<(b))&(v))?1:0)
void DecodeATMegaFuseBits(void)
{
gFuseBitsAll.OCDEN = BVAL(gFuseByte[1],7);
gFuseBitsAll.JTAGEN = BVAL(gFuseByte[1],6);
gFuseBitsAll.SPIEN = BVAL(gFuseByte[1],5);
gFuseBitsAll.EESAVE = BVAL(gFuseByte[1],3);
gFuseBitsAll.BOOTSIZE = (gFuseByte[1]>>1) & 0x03;
gFuseBitsAll.BOOTRST = BVAL(gFuseByte[1],0);
gFuseBitsAll.CKSEL = (gFuseByte[0] ) & 0x0f;
gLockBitsAll.LB = (gLockByte ) & 0x03;
gLockBitsAll.BLB0 = (gLockByte >>2) & 0x03;
gLockBitsAll.BLB1 = (gLockByte >>4) & 0x03;
switch(gDeviceData.Index)
{
case ATMEGA16:
case ATMEGA32:
case ATMEGA323:
break;
case ATMEGA64:
case ATMEGA128:
gFuseBitsAll.M103C = BVAL(gFuseByte[2],1);
gFuseBitsAll.WDTON = BVAL(gFuseByte[2],0);
break;
case ATMEGA162:
gFuseBitsAll.M161C = BVAL(gFuseByte[2],4);
gFuseBitsAll.BODLEVEL = (gFuseByte[2]>>1)&0x07;
break;
case ATMEGA169:
case ATMEGA329:
case ATMEGA3290:
case ATMEGA649:
case ATMEGA6490:
gFuseBitsAll.BODLEVEL = (gFuseByte[2]>>1)&0x07;
gFuseBitsAll.RESETDIS = BVAL(gFuseByte[2],0);
break;
case AT90CAN32:
case AT90CAN64:
case AT90CAN128:
gFuseBitsAll.BODLEVEL = (gFuseByte[2]>>1)&0x07;
gFuseBitsAll.TA0SEL = BVAL(gFuseByte[2],0);
break;
case AT90USB1287:
gFuseBitsAll.HWBE = BVAL(gFuseByte[2],3);
case ATMEGA640:
case ATMEGA1280:
case ATMEGA1281:
case ATMEGA2560:
case ATMEGA2561:
gFuseBitsAll.BODLEVEL = (gFuseByte[2] )&0x07;
break;
case UNKNOWN_DEVICE:
break;
}
switch(gDeviceData.Index)
{
case ATMEGA16:
case ATMEGA32:
case ATMEGA64:
case ATMEGA128:
gFuseBitsAll.CKOPT = BVAL(gFuseByte[1],4);
gFuseBitsAll.BODLEVEL = BVAL(gFuseByte[0],7);
gFuseBitsAll.BODEN = BVAL(gFuseByte[0],6);
gFuseBitsAll.SUT = (gFuseByte[0]>>4) & 0x3;
break;
case ATMEGA323:
gFuseBitsAll.BODLEVEL = BVAL(gFuseByte[0],7);
gFuseBitsAll.BODEN = BVAL(gFuseByte[0],6);
break;
case ATMEGA162:
case ATMEGA169:
case ATMEGA329:
case ATMEGA3290:
case ATMEGA649:
case ATMEGA6490:
case AT90CAN32:
case AT90CAN64:
case AT90CAN128:
case AT90USB1287:
case ATMEGA640:
case ATMEGA1280:
case ATMEGA1281:
case ATMEGA2560:
case ATMEGA2561:
gFuseBitsAll.WDTON = BVAL(gFuseByte[1],4);
gFuseBitsAll.CKDIV8 = BVAL(gFuseByte[0],7);
gFuseBitsAll.CKOUT = BVAL(gFuseByte[0],6);
gFuseBitsAll.SUT = (gFuseByte[0]>>4) & 0x3;
break;
case UNKNOWN_DEVICE:
break;
}
}
/* Logical Values are inverted in FLASH */
void EncodeATMegaFuseBits(void)
{
unsigned char tmp;
switch(gDeviceData.Index)
{
case ATMEGA16:
case ATMEGA32:
case ATMEGA323:
gFuseByte[2]=0xff;
break;
case ATMEGA64:
case ATMEGA128:
tmp=0xFC;
tmp|=(gFuseBitsAll.M103C<<1);
tmp|=(gFuseBitsAll.WDTON<<0);
gFuseByte[2]=tmp;
break;
case ATMEGA162:
tmp=0xE1;
tmp|=(gFuseBitsAll.M161C << 4);
tmp|=(gFuseBitsAll.BODLEVEL << 1);
gFuseByte[2]=tmp;
break;
case ATMEGA169:
case ATMEGA329:
case ATMEGA3290:
case ATMEGA649:
case ATMEGA6490:
tmp=0xf0;
tmp|=(gFuseBitsAll.BODLEVEL << 1);
tmp|=(gFuseBitsAll.RESETDIS );
gFuseByte[2]=tmp;
break;
case AT90CAN32:
case AT90CAN64:
case AT90CAN128:
tmp=0xFC;
tmp|=(gFuseBitsAll.M103C<<1);
tmp|=(gFuseBitsAll.WDTON<<0);
gFuseByte[2]=tmp;
break;
case AT90USB1287:
tmp=0xf4;
tmp &= ~(gFuseBitsAll.HWBE << 3);
case ATMEGA640:
case ATMEGA1280:
case ATMEGA1281:
case ATMEGA2560:
case ATMEGA2561:
tmp|=(gFuseBitsAll.BODLEVEL );
gFuseByte[2]=tmp;
break;
case UNKNOWN_DEVICE:
break;
}
tmp = (gFuseBitsAll.OCDEN << 7);
tmp |= (gFuseBitsAll.JTAGEN << 6);
tmp |= (gFuseBitsAll.SPIEN << 5);
tmp |= (gFuseBitsAll.WDTON << 4);
tmp |= (gFuseBitsAll.EESAVE << 3);
tmp |= (gFuseBitsAll.BOOTRST <<0);
tmp |= (gFuseBitsAll.BOOTSIZE <<1);
switch(gDeviceData.Index)
{
case ATMEGA16:
case ATMEGA32:
case ATMEGA64:
case ATMEGA128:
tmp &= 0xef;
tmp |= (gFuseBitsAll.CKOPT <<4);
break;
case ATMEGA323:
tmp &= 0xef;
break;
case ATMEGA162:
case ATMEGA169:
case AT90CAN128:
case AT90USB1287:
case ATMEGA640:
case ATMEGA1280:
case ATMEGA1281:
case ATMEGA2560:
case ATMEGA2561:
case AT90CAN32:
case AT90CAN64:
case ATMEGA329:
case ATMEGA3290:
case ATMEGA649:
case ATMEGA6490:
case UNKNOWN_DEVICE:
break;
}
gFuseByte[1]=tmp;
tmp = gFuseBitsAll.CKSEL;
switch(gDeviceData.Index)
{
case ATMEGA16:
case ATMEGA32:
case ATMEGA64:
case ATMEGA128:
tmp |= gFuseBitsAll.SUT <<4;
case ATMEGA323:
tmp |= gFuseBitsAll.BODLEVEL <<7;
tmp |= gFuseBitsAll.BODEN <<6;
break;
default:
tmp |= gFuseBitsAll.CKDIV8 <<7;
tmp |= gFuseBitsAll.CKOUT <<6;
tmp |= gFuseBitsAll.SUT <<4;
}
gFuseByte[0]=tmp;
tmp=0xC0;
tmp|=gLockBitsAll.LB;
tmp|=(gLockBitsAll.BLB0<<2);
tmp|=(gLockBitsAll.BLB1<<4);
gLockByte=tmp;
}
void DisplayATMegaFuseData(void)
{
unsigned char tmp;
uint32_t bootsize;
double bod_val= 0.0;
printf("Fuse Bits: 0=\"Programmed\" => True\n");
switch(gDeviceData.Index)
{
case ATMEGA64:
case ATMEGA323:
case ATMEGA32:
case ATMEGA16:
case UNKNOWN_DEVICE:
break;
case ATMEGA128:
case ATMEGA162:
case ATMEGA169:
case ATMEGA329:
case ATMEGA3290:
case ATMEGA649:
case ATMEGA6490:
case AT90CAN32:
case AT90CAN64:
case AT90CAN128:
case AT90USB1287:
case ATMEGA640:
case ATMEGA1280:
case ATMEGA1281:
case ATMEGA2560:
case ATMEGA2561:
printf("Extended Fuse Byte: 0x%2.2X ",gFuseByte[2]);
}
printf("High Fuse Byte: 0x%2.2X ",gFuseByte[1]);
printf("Low Fuse Byte: 0x%2.2X\n",gFuseByte[0]);
tmp=gFuseBitsAll.CKSEL;
switch(gDeviceData.Index)
{
case UNKNOWN_DEVICE:
break;
case ATMEGA128:
case ATMEGA16:
case ATMEGA32:
tmp|=(gFuseBitsAll.CKOPT<<4);
printf("CKSEL: %X CKOPT: %d %s\n",gFuseBitsAll.CKSEL,gFuseBitsAll.CKOPT,gCKSEL_Data[tmp]);
break;
case ATMEGA323:
printf("CKSEL: %X %s \n",gFuseBitsAll.CKSEL,gCKSEL_Data1[tmp]);
break;
default:
printf("CKSEL: %X %s%s\n",gFuseBitsAll.CKSEL,gCKSEL_Data1[tmp],
(gFuseBitsAll.CKDIV8)?"":" divided by 8");
}
switch(gDeviceData.Index)
{
case ATMEGA32:
break;
default:
printf("SUT: %X ",gFuseBitsAll.SUT);
DisplayATMegaStartUpTime(); printf("\n");
}
bootsize = 256<<((~gFuseBitsAll.BOOTSIZE & 3) + gDeviceData.bootsize);
switch(gDeviceData.Index)
{
case ATMEGA128:
case ATMEGA64:
printf("M103C : %d (%s)\n",gFuseBitsAll.M103C ,gTF[gFuseBitsAll.M103C]);
printf("WDTON : %d (%s)\n",gFuseBitsAll.WDTON ,gTF[gFuseBitsAll.WDTON]);
break;
case ATMEGA323:
case ATMEGA16:
case ATMEGA32:
break;
case ATMEGA162:
printf("M61C : %d (%s)\n",gFuseBitsAll.M161C ,gTF[gFuseBitsAll.M161C]);
printf("BODLEVEL: %d\n",gFuseBitsAll.BODLEVEL);
break;
case ATMEGA169:
case ATMEGA329:
case ATMEGA3290:
case ATMEGA649:
case ATMEGA6490:
printf("BODLEVEL: %d\n",gFuseBitsAll.BODLEVEL);
printf("RESETDIS: %d (%s)\n",gFuseBitsAll.RESETDIS,gTF[gFuseBitsAll.RESETDIS]);
break;
case AT90CAN32:
case AT90CAN64:
case AT90CAN128:
printf("BODLEVEL: %d\n",gFuseBitsAll.BODLEVEL);
printf("TA0SEL: %d (%s)\n",gFuseBitsAll.TA0SEL ,gTF[gFuseBitsAll.TA0SEL]);
break;
case AT90USB1287:
printf("HWBE : %d (%s)\n",gFuseBitsAll.HWBE ,gTF[gFuseBitsAll.HWBE ]);
case ATMEGA640:
case ATMEGA1280:
case ATMEGA1281:
case ATMEGA2560:
case ATMEGA2561:
printf("BODLEVEL: %d\n",gFuseBitsAll.BODLEVEL);
break;
case UNKNOWN_DEVICE:
break;
}
switch(gDeviceData.Index)
{
case ATMEGA64:
case ATMEGA128:
case ATMEGA16:
case ATMEGA32:
case ATMEGA323:
printf("OCDEN : %d (%s)\n",gFuseBitsAll.OCDEN ,gTF[gFuseBitsAll.OCDEN]);
printf("JTAGEN : %d (%s)\n",gFuseBitsAll.JTAGEN ,gTF[gFuseBitsAll.JTAGEN]);
printf("SPIEN : %d (%s)\n",gFuseBitsAll.SPIEN ,gTF[gFuseBitsAll.SPIEN]);
printf("WDTON : %d (%s)\n",gFuseBitsAll.WDTON ,gTF[gFuseBitsAll.WDTON]);
printf("EESAVE : %d (%s)\n",gFuseBitsAll.EESAVE ,gTF[gFuseBitsAll.EESAVE]);
printf("BOOTSIZE: %X Size: %d Bytes", gFuseBitsAll.BOOTSIZE, bootsize);
if (bootsize)
printf(" Start:0x%5.5lX\n", gDeviceData.flash - bootsize);
else
printf("\n");
printf("BOOTRST : %d (%s)\n",gFuseBitsAll.BOOTRST ,gTF[gFuseBitsAll.BOOTRST]);
break;
case ATMEGA162:
case ATMEGA169:
case ATMEGA329:
case ATMEGA3290:
case ATMEGA649:
case ATMEGA6490:
case AT90CAN32:
case AT90CAN64:
case AT90CAN128:
case AT90USB1287:
case ATMEGA640:
case ATMEGA1280:
case ATMEGA1281:
case ATMEGA2560:
case ATMEGA2561:
printf("OCDEN : %d (%s)\n",gFuseBitsAll.OCDEN ,gTF[gFuseBitsAll.OCDEN]);
printf("JTAGEN : %d (%s)\n",gFuseBitsAll.JTAGEN ,gTF[gFuseBitsAll.JTAGEN]);
printf("SPIEN : %d (%s)\n",gFuseBitsAll.SPIEN ,gTF[gFuseBitsAll.SPIEN]);
printf("WDTON : %d (%s)\n",gFuseBitsAll.WDTON ,gTF[gFuseBitsAll.WDTON]);
printf("EESAVE : %d (%s)\n",gFuseBitsAll.EESAVE ,gTF[gFuseBitsAll.EESAVE]);
printf("BOOTSIZE: %X Size: %d Bytes", gFuseBitsAll.BOOTSIZE, bootsize);
if (bootsize)
printf(" Start:0x%5.5lX\n", gDeviceData.flash - bootsize);
else
printf("\n");
printf("BOOTRST : %d (%s)\n",gFuseBitsAll.BOOTRST ,gTF[gFuseBitsAll.BOOTRST]);
printf("CKDIV8 : %d (%s)\n",gFuseBitsAll.CKDIV8 ,gTF[gFuseBitsAll.CKDIV8]);
printf("CKOUT : %d (%s)\n",gFuseBitsAll.CKOUT ,gTF[gFuseBitsAll.CKOUT]);
break;
case UNKNOWN_DEVICE:
break;
}
switch(gDeviceData.Index)
{
case ATMEGA323:
case ATMEGA16:
case ATMEGA32:
case ATMEGA64:
case ATMEGA128:
bod_val = (gFuseBitsAll.BODEN)?((gFuseBitsAll.BODLEVEL)?4.0:2.7):0.0;
break;
case AT90CAN32:
case AT90CAN64:
case AT90CAN128:
switch (gFuseBitsAll.BODLEVEL)
{
case 0 : bod_val = 2.5; break;
case 1 : bod_val = 2.6; break;
case 2 : bod_val = 2.7; break;
case 3 : bod_val = 3.8; break;
case 4 : bod_val = 3.9; break;
case 5 : bod_val = 4.0; break;
case 6 : bod_val = 4.1; break;
case 7 : bod_val = 0.0; break;
}
break;
case AT90USB1287:
switch (gFuseBitsAll.BODLEVEL)
{
case 0 : bod_val = 4.3; break;
case 1 : bod_val = 3.5; break;
case 2 : bod_val = 3.4; break;
case 3 : bod_val = 2.6; break;
case 7 : bod_val = 0.0; break;
default: bod_val = 1000;
}
break;
case ATMEGA162:
switch (gFuseBitsAll.BODLEVEL)
{
case 3 : bod_val = 2.3; break;
case 4 : bod_val = 4.3; break;
case 5 : bod_val = 2.7; break;
case 6 : bod_val = 1.8; break;
case 7 : bod_val = 0.0; break;
default: bod_val = 1000;
}
break;
case ATMEGA640:
case ATMEGA1280:
case ATMEGA1281:
case ATMEGA2560:
case ATMEGA2561:
case ATMEGA169:
case ATMEGA329:
case ATMEGA3290:
case ATMEGA649:
case ATMEGA6490:
switch (gFuseBitsAll.BODLEVEL)
{
case 4 : bod_val = 4.3; break;
case 5 : bod_val = 2.7; break;
case 6 : bod_val = 1.8; break;
case 7 : bod_val = 0.0; break;
default: bod_val = 1000;
}
case UNKNOWN_DEVICE:
break;
}
if (bod_val > 0.01)
{
if (bod_val > 100)
printf("Reserved Brownout Threshold\n");
else
printf("Brownout Threshold %1.1f Volt\n", bod_val);
}
else
printf("Brownout Disabled\n");
printf("Lock Byte: 0x%2.2X \n",gLockByte);
printf("BLB0 : %d\n",gLockBitsAll.BLB0);
printf("BLB1 : %d\n",gLockBitsAll.BLB1);
printf("LB : %d\n",gLockBitsAll.LB);
}
void DisplayATMegaStartUpTime(void)
{
unsigned char tmp;
switch(gFuseBitsAll.CKSEL)
{
case 0: /* External Clock */
printf("None");
break;
case 1: /* Int RC */
case 2:
case 3:
case 4:
printf("%s",gSUT_IntRC[gFuseBitsAll.SUT]);
break;
case 5: /* Ext RC */
case 6:
case 7:
case 8:
printf("%s",gSUT_ExtRC[gFuseBitsAll.SUT]);
break;
case 9: /* Low Freq Crystal */
printf("%s",gSUT_LowXtal[gFuseBitsAll.SUT]);
break;
default: /* Crystal */
tmp=gFuseBitsAll.CKSEL&0x01;
tmp<<=2;
tmp|=gFuseBitsAll.SUT;
printf("%s",gSUT_Xtal[tmp]);
break;
}
}
void ReadATMegaFuse(void)
{
Send_Instruction(4,PROG_COMMANDS);
Send_AVR_Prog_Command(0x2304);
Send_AVR_Prog_Command(0x3A00);
switch(gDeviceData.Index)
{
case ATMEGA323:
case ATMEGA32:
case ATMEGA64:
break;
default:
gFuseByte[2]=(unsigned char)Send_AVR_Prog_Command(0x3E00); /* Ext Fuse Byte */
}
gFuseByte[1]=(unsigned char)Send_AVR_Prog_Command(0x3200); /* High Fuse Byte */
gFuseByte[0]=(unsigned char)Send_AVR_Prog_Command(0x3600); /* Low Fuse Byte */
gLockByte=(unsigned char)Send_AVR_Prog_Command(0x3700);
DecodeATMegaFuseBits();
}
void WriteATMegaFuse(void)
{
unsigned short tmp;
unsigned long timeout;
#ifdef NO_JTAG_DISABLE
if(gFuseBitsAll.JTAGEN)
{
gFuseBitsAll.JTAGEN=0; /* Force JTAGEN */
gFuseByte[1]&=~(1<<6); /* Force Bit Low */
}
#endif
Send_Instruction(4,PROG_COMMANDS);
Send_AVR_Prog_Command(0x2340); /* Enter Fuse Write */
switch(gDeviceData.Index)
{
case ATMEGA323:
case ATMEGA32:
case ATMEGA64:
break;
default:
tmp=0x1300;
tmp|=gFuseByte[2];
Send_AVR_Prog_Command(tmp);
Send_AVR_Prog_Command(0x3B00); /* Write Extended Fuse Byte */
Send_AVR_Prog_Command(0x3900);
Send_AVR_Prog_Command(0x3B00);
Send_AVR_Prog_Command(0x3B00);
timeout=1000;
do
{
tmp=Send_AVR_Prog_Command(0x3B00);
tmp&=0x0200;
timeout--;
if(!timeout)
{
printf("\nProblem Writing Fuse Extended Byte!!!\n");
return;
}
}while(!tmp);
printf("\nFuse Extended Byte Written");
}
tmp=0x1300;
tmp|=gFuseByte[1];
Send_AVR_Prog_Command(tmp);
Send_AVR_Prog_Command(0x3700); /* Write Fuse High Byte */
Send_AVR_Prog_Command(0x3500);
Send_AVR_Prog_Command(0x3700);
Send_AVR_Prog_Command(0x3700);
timeout=1000;
do
{
tmp=Send_AVR_Prog_Command(0x3700);
tmp&=0x0200;
timeout--;
if(!timeout)
{
printf("\nProblem Writing Fuse High Byte!!!\n");
return;
}
}while(!tmp);
printf("\nFuse High Byte Written");
tmp=0x1300;
tmp|=gFuseByte[0];
Send_AVR_Prog_Command(tmp);
Send_AVR_Prog_Command(0x3300); /* Write Fuse Low Byte */
Send_AVR_Prog_Command(0x3100);
Send_AVR_Prog_Command(0x3300);
Send_AVR_Prog_Command(0x3300);
timeout=1000;
do
{
tmp=Send_AVR_Prog_Command(0x3300);
tmp&=0x0200;
timeout--;
if(!timeout)
{
printf("\nProblem Writing Fuse Low Byte!!!\n");
return;
}
}while(!tmp);
printf("\nFuse Low Byte Written\n");
}
#if 1
#define EOLINE "\n"
#else
#define EOLINE "\n"
#endif
void WriteATMegaFuseFile(char *name)
{
FILE *fp;
fp=fopen(name,"wb");
if(!fp)
{
fprintf(stderr,"\nCould open write file %s\n",name);
return;
}
fprintf(fp,";%s Fuse Bit definitions" EOLINE,gDeviceData.name);
fprintf(fp,";0 => Programmed, 1 => Not Programmed" EOLINE);
fprintf(fp,";");
switch(gDeviceData.Index)
{
case ATMEGA323:
case ATMEGA32:
case ATMEGA64:
break;
default:
fprintf(fp,"Ext 0x%02x ", gFuseByte[2]);
}
fprintf(fp,"High 0x%02x Low 0x%02x Lock 0x%02x" EOLINE,
gFuseByte[1], gFuseByte[0], gLockByte);
switch(gDeviceData.Index)
{
case ATMEGA64:
case ATMEGA128:
fprintf(fp,"M103C: %d" EOLINE,gFuseBitsAll.M103C);
fprintf(fp,"WDTON: %d" EOLINE,gFuseBitsAll.WDTON);
case ATMEGA16:
case ATMEGA32:
fprintf(fp,"SUT: %d" EOLINE,gFuseBitsAll.SUT);
fprintf(fp,"CKOPT: %d" EOLINE,gFuseBitsAll.CKOPT);
case ATMEGA323:
fprintf(fp,"OCDEN: %d" EOLINE,gFuseBitsAll.OCDEN);
fprintf(fp,"JTAGEN: %d" EOLINE,gFuseBitsAll.JTAGEN);
fprintf(fp,"SPIEN: %d" EOLINE,gFuseBitsAll.SPIEN);
fprintf(fp,"EESAVE: %d" EOLINE,gFuseBitsAll.EESAVE);
fprintf(fp,"BOOTSIZE: %d" EOLINE,gFuseBitsAll.BOOTSIZE);
fprintf(fp,"BOOTRST: %d" EOLINE,gFuseBitsAll.BOOTRST);
fprintf(fp,"BODLEVEL: 0x%X" EOLINE,gFuseBitsAll.BODLEVEL);
fprintf(fp,"BODEN: %d" EOLINE,gFuseBitsAll.BODEN);
fprintf(fp,"CKSEL: 0x%X" EOLINE,gFuseBitsAll.CKSEL);
break;
case ATMEGA162:
fprintf(fp,"M161C: %d" EOLINE,gFuseBitsAll.M161C);
fprintf(fp,"BODLEVEL: 0x%X" EOLINE,gFuseBitsAll.BODLEVEL);
fprintf(fp,"OCDEN: %d" EOLINE,gFuseBitsAll.OCDEN);
fprintf(fp,"JTAGEN: %d" EOLINE,gFuseBitsAll.JTAGEN);
fprintf(fp,"SPIEN: %d" EOLINE,gFuseBitsAll.SPIEN);
fprintf(fp,"WDTON: %d" EOLINE,gFuseBitsAll.WDTON);
fprintf(fp,"EESAVE: %d" EOLINE,gFuseBitsAll.EESAVE);
fprintf(fp,"BOOTSIZE: %d" EOLINE,gFuseBitsAll.BOOTSIZE);
fprintf(fp,"BOOTRST: %d" EOLINE,gFuseBitsAll.BOOTRST);
fprintf(fp,"CKDIV8: %d" EOLINE,gFuseBitsAll.CKDIV8);
fprintf(fp,"CKOUT: %d" EOLINE,gFuseBitsAll.CKOUT);
fprintf(fp,"SUT: %d" EOLINE,gFuseBitsAll.SUT);
fprintf(fp,"CKSEL: 0x%X" EOLINE,gFuseBitsAll.CKSEL);
break;
case ATMEGA169:
case ATMEGA329:
case ATMEGA3290:
case ATMEGA649:
case ATMEGA6490:
fprintf(fp,"BODLEVEL: 0x%X" EOLINE,gFuseBitsAll.BODLEVEL);
fprintf(fp,"RESETDIS: 0x%X" EOLINE,gFuseBitsAll.RESETDIS);
fprintf(fp,"OCDEN: %d" EOLINE,gFuseBitsAll.OCDEN);
fprintf(fp,"JTAGEN: %d" EOLINE,gFuseBitsAll.JTAGEN);
fprintf(fp,"SPIEN: %d" EOLINE,gFuseBitsAll.SPIEN);
fprintf(fp,"WDTON: %d" EOLINE,gFuseBitsAll.WDTON);
fprintf(fp,"EESAVE: %d" EOLINE,gFuseBitsAll.EESAVE);
fprintf(fp,"BOOTSIZE: %d" EOLINE,gFuseBitsAll.BOOTSIZE);
fprintf(fp,"BOOTRST: %d" EOLINE,gFuseBitsAll.BOOTRST);
fprintf(fp,"CKDIV8: %d" EOLINE,gFuseBitsAll.CKDIV8);
fprintf(fp,"CKOUT: %d" EOLINE,gFuseBitsAll.CKOUT);
fprintf(fp,"SUT: %d" EOLINE,gFuseBitsAll.SUT);
fprintf(fp,"CKSEL: 0x%X" EOLINE,gFuseBitsAll.CKSEL);
fprintf(fp,"CKSEL: 0x%X" EOLINE,gFuseBitsAll.CKSEL);
break;
case AT90CAN32:
case AT90CAN64:
case AT90CAN128:
fprintf(fp,"BODLEVEL: 0x%X" EOLINE,gFuseBitsAll.BODLEVEL);
fprintf(fp,"TA0SEL: 0x%X" EOLINE,gFuseBitsAll.TA0SEL);
fprintf(fp,"OCDEN: %d" EOLINE,gFuseBitsAll.OCDEN);
fprintf(fp,"JTAGEN: %d" EOLINE,gFuseBitsAll.JTAGEN);
fprintf(fp,"SPIEN: %d" EOLINE,gFuseBitsAll.SPIEN);
fprintf(fp,"WDTON: %d" EOLINE,gFuseBitsAll.WDTON);
fprintf(fp,"EESAVE: %d" EOLINE,gFuseBitsAll.EESAVE);
fprintf(fp,"BOOTSIZE: %d" EOLINE,gFuseBitsAll.BOOTSIZE);
fprintf(fp,"BOOTRST: %d" EOLINE,gFuseBitsAll.BOOTRST);
fprintf(fp,"CKDIV8: %d" EOLINE,gFuseBitsAll.CKDIV8);
fprintf(fp,"CKOUT: %d" EOLINE,gFuseBitsAll.CKOUT);
fprintf(fp,"SUT: %d" EOLINE,gFuseBitsAll.SUT);
fprintf(fp,"CKSEL: 0x%X" EOLINE,gFuseBitsAll.CKSEL);
fprintf(fp,"CKSEL: 0x%X" EOLINE,gFuseBitsAll.CKSEL);
break;
case AT90USB1287:
fprintf(fp,"HWBE: 0x%X" EOLINE,gFuseBitsAll.HWBE);
case ATMEGA640:
case ATMEGA1280:
case ATMEGA1281:
case ATMEGA2560:
case ATMEGA2561:
fprintf(fp,"BODLEVEL: 0x%X" EOLINE,gFuseBitsAll.BODLEVEL);
fprintf(fp,"OCDEN: %d" EOLINE,gFuseBitsAll.OCDEN);
fprintf(fp,"JTAGEN: %d" EOLINE,gFuseBitsAll.JTAGEN);
fprintf(fp,"SPIEN: %d" EOLINE,gFuseBitsAll.SPIEN);
fprintf(fp,"WDTON: %d" EOLINE,gFuseBitsAll.WDTON);
fprintf(fp,"EESAVE: %d" EOLINE,gFuseBitsAll.EESAVE);
fprintf(fp,"BOOTSIZE: %d" EOLINE,gFuseBitsAll.BOOTSIZE);
fprintf(fp,"BOOTRST: %d" EOLINE,gFuseBitsAll.BOOTRST);
fprintf(fp,"CKDIV8: %d" EOLINE,gFuseBitsAll.CKDIV8);
fprintf(fp,"CKOUT: %d" EOLINE,gFuseBitsAll.CKOUT);
fprintf(fp,"SUT: %d" EOLINE,gFuseBitsAll.SUT);
fprintf(fp,"CKSEL: 0x%X" EOLINE,gFuseBitsAll.CKSEL);
fprintf(fp,"CKSEL: 0x%X" EOLINE,gFuseBitsAll.CKSEL);
break;
case UNKNOWN_DEVICE:
break;
}
fprintf(fp,"; Lock Bit definitions (Need -L command line option to write)" EOLINE);
fprintf(fp,"BLB1: %d" EOLINE,gLockBitsAll.BLB1);
fprintf(fp,"BLB0: %d" EOLINE,gLockBitsAll.BLB0);
fprintf(fp,"LB: %d" EOLINE,gLockBitsAll.LB);
fclose(fp);
}
void SetATMegaFuseDefault(void)
{
gFuseByte[0]=0xE1;
gFuseByte[1]=0x99;
gFuseByte[2]=0xFD;
gLockByte=0xFF;
DecodeATMegaFuseBits();
}
void WriteATMegaLock(void)
{
unsigned short tmp;
unsigned long timeout;
if(gLockByteUpdated) /* Only Write Lock Bits if defined in Fuse File */
{
Send_Instruction(4,PROG_COMMANDS);
Send_AVR_Prog_Command(0x2320); /* Enter Lock Write */
tmp=0x13C0;
tmp|=gLockByte;
printf("Lockbits: %2.2X\n",gLockByte);
Send_AVR_Prog_Command(tmp);
Send_AVR_Prog_Command(0x3300); /* Write Fuse High Byte */
Send_AVR_Prog_Command(0x3100);
Send_AVR_Prog_Command(0x3300);
Send_AVR_Prog_Command(0x3300);
timeout=1000;
do
{
tmp=Send_AVR_Prog_Command(0x3300);
tmp&=0x0200;
timeout--;
if(!timeout)
{
printf("\nProblem Writing Lock Bits!!!\n");
return;
}
}while(!tmp);
printf("\nLock Bits Written");
}
}
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