Ellips Development / Mbed 2 deprecated AVRisp

AVRisp tested on ATMega88A inspired by various implementations around: - AVR_SPI_Programmer_v2 ( BO Qiang ) - mAVRISP (Aaron Berk) - TestAVRISP(Chester Hamilton)

Dependencies:   mbed

AVRisp implementation for mBED

main.cpp@0:29abe3c0b902, 2015-04-28 (annotated)

Committer:
Ellips
Date:
Tue Apr 28 10:53:26 2015 +0000
Revision:
0:29abe3c0b902
Child:
1:4b883042df7d
AVRisp class v0.1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Ellips 0:29abe3c0b902 1 #include "mbed.h"
Ellips 0:29abe3c0b902 2
Ellips 0:29abe3c0b902 3 #define ATMEGA88A 1
Ellips 0:29abe3c0b902 4 #include "AVRISP.h"
Ellips 0:29abe3c0b902 5
Ellips 0:29abe3c0b902 6 #define FUSE_LOW 0xD0
Ellips 0:29abe3c0b902 7 #define FUSE_HIGH 0xD9
Ellips 0:29abe3c0b902 8 #define FUSE_EXTENDED 0xFF
Ellips 0:29abe3c0b902 9 #define LOCK_BYTE 0xFF
Ellips 0:29abe3c0b902 10
Ellips 0:29abe3c0b902 11 //most chips use by default the internal 8Mhz clock with DIV8 fuse so 1Mhz seems a good starting point
Ellips 0:29abe3c0b902 12 #define TARGET_CLK 1000000L
Ellips 0:29abe3c0b902 13
Ellips 0:29abe3c0b902 14 Serial pc(USBTX, USBRX);
Ellips 0:29abe3c0b902 15 DigitalOut led1(LED1);
Ellips 0:29abe3c0b902 16
Ellips 0:29abe3c0b902 17 void ProgressLed()
Ellips 0:29abe3c0b902 18 {
Ellips 0:29abe3c0b902 19 led1 = !led1;
Ellips 0:29abe3c0b902 20 pc.printf(".");
Ellips 0:29abe3c0b902 21 }
Ellips 0:29abe3c0b902 22
Ellips 0:29abe3c0b902 23 #define ERROR -1
Ellips 0:29abe3c0b902 24
Ellips 0:29abe3c0b902 25 int main()
Ellips 0:29abe3c0b902 26 {
Ellips 0:29abe3c0b902 27 int result = ERROR;
Ellips 0:29abe3c0b902 28 uint8_t signatureByte1 = 0xff,signatureByte2 = 0xff,signatureByte3 = 0xff;
Ellips 0:29abe3c0b902 29 bool ProgMode = false;
Ellips 0:29abe3c0b902 30 AVRISP *avrisp = NULL;
Ellips 0:29abe3c0b902 31 LocalFileSystem local("local");
Ellips 0:29abe3c0b902 32 FILE * hexFile = fopen("/local/avr.hex","r");
Ellips 0:29abe3c0b902 33
Ellips 0:29abe3c0b902 34 if(!hexFile){
Ellips 0:29abe3c0b902 35 pc.printf("Unable to load avr.hex file\n");
Ellips 0:29abe3c0b902 36 goto exit;
Ellips 0:29abe3c0b902 37 }
Ellips 0:29abe3c0b902 38
Ellips 0:29abe3c0b902 39 avrisp = new AVRISP(p5,p6,p7,p8, TARGET_CLK, PAGE_SIZE, &ProgressLed);
Ellips 0:29abe3c0b902 40 //pc.printf("Press any button to program the AVR.\n");
Ellips 0:29abe3c0b902 41 //char c = pc.getc();
Ellips 0:29abe3c0b902 42
Ellips 0:29abe3c0b902 43 pc.printf("Enter Programming Mode: ");
Ellips 0:29abe3c0b902 44 ProgMode = avrisp->EnableProgrammingMode();
Ellips 0:29abe3c0b902 45 if(ProgMode) {
Ellips 0:29abe3c0b902 46 pc.printf(" Successful.\n");
Ellips 0:29abe3c0b902 47 } else {
Ellips 0:29abe3c0b902 48 pc.printf(" Failed.\n");
Ellips 0:29abe3c0b902 49 goto exit;
Ellips 0:29abe3c0b902 50 }
Ellips 0:29abe3c0b902 51
Ellips 0:29abe3c0b902 52 signatureByte1 = avrisp->ReadChipSignatureByte( AVRISP::eSB1 );
Ellips 0:29abe3c0b902 53 signatureByte2 = avrisp->ReadChipSignatureByte( AVRISP::eSB2 );
Ellips 0:29abe3c0b902 54 signatureByte3 = avrisp->ReadChipSignatureByte( AVRISP::eSB3 );
Ellips 0:29abe3c0b902 55 if ( signatureByte1 != SIGNATURE_BYTE_1 || signatureByte2 != SIGNATURE_BYTE_2 || signatureByte3 != SIGNATURE_BYTE_3 ) {
Ellips 0:29abe3c0b902 56 pc.printf("Chip signature mismatch 0x%02x 0x%02x 0x%02x\n",signatureByte1,signatureByte2,signatureByte3);
Ellips 0:29abe3c0b902 57 goto exit;
Ellips 0:29abe3c0b902 58 }
Ellips 0:29abe3c0b902 59
Ellips 0:29abe3c0b902 60 pc.printf("Erasing Chip: ");
Ellips 0:29abe3c0b902 61 avrisp->ChipErase();
Ellips 0:29abe3c0b902 62 pc.printf(" Done\n");
Ellips 0:29abe3c0b902 63
Ellips 0:29abe3c0b902 64 /*pc.printf("Write Fuse Low Byte.\n");
Ellips 0:29abe3c0b902 65 avrisp.WriteFuseLow(FUSE_LOW);
Ellips 0:29abe3c0b902 66 pc.printf("Fuse Low Byte Readback = %x.\n",avrisp.ReadFuseLow());
Ellips 0:29abe3c0b902 67
Ellips 0:29abe3c0b902 68 pc.printf("Write Fuse High Byte.\n");
Ellips 0:29abe3c0b902 69 avrisp.WriteFuseLow(FUSE_HIGH);
Ellips 0:29abe3c0b902 70 pc.printf("Fuse High Byte Readback = %x.\n",avrisp.ReadFuseHigh());
Ellips 0:29abe3c0b902 71
Ellips 0:29abe3c0b902 72 pc.printf("Write Fuse Extended Byte.\n");
Ellips 0:29abe3c0b902 73 avrisp.WriteFuseLow(FUSE_EXTENDED);
Ellips 0:29abe3c0b902 74 pc.printf("Fuse Extended Byte Readback = %x.\n",avrisp.ReadFuseExtended());
Ellips 0:29abe3c0b902 75
Ellips 0:29abe3c0b902 76 pc.printf("Write Lock Byte.\n");
Ellips 0:29abe3c0b902 77 avrisp.WriteLockByte(LOCK_BYTE);
Ellips 0:29abe3c0b902 78 pc.printf("Lock Byte Readback = %x.\n",avrisp.ReadLockByte()); */
Ellips 0:29abe3c0b902 79
Ellips 0:29abe3c0b902 80
Ellips 0:29abe3c0b902 81 pc.printf("Programing Flash:");
Ellips 0:29abe3c0b902 82 if(avrisp->ProgramFlash(hexFile)) {
Ellips 0:29abe3c0b902 83 pc.printf(" Complete.\n");
Ellips 0:29abe3c0b902 84 //verify programming
Ellips 0:29abe3c0b902 85 pc.printf("Verifying Flash:");
Ellips 0:29abe3c0b902 86 rewind(hexFile);
Ellips 0:29abe3c0b902 87 if( avrisp->VerifyFlash(hexFile) ) {
Ellips 0:29abe3c0b902 88 pc.printf(" Complete.\n");
Ellips 0:29abe3c0b902 89 } else {
Ellips 0:29abe3c0b902 90 pc.printf(" Failed.\n");
Ellips 0:29abe3c0b902 91 goto exit;
Ellips 0:29abe3c0b902 92 }
Ellips 0:29abe3c0b902 93 } else {
Ellips 0:29abe3c0b902 94 pc.printf("Failed.\n");
Ellips 0:29abe3c0b902 95 }
Ellips 0:29abe3c0b902 96
Ellips 0:29abe3c0b902 97 avrisp->LeaveProgrammingMode();
Ellips 0:29abe3c0b902 98
Ellips 0:29abe3c0b902 99 while(true)
Ellips 0:29abe3c0b902 100 __WFI();
Ellips 0:29abe3c0b902 101
Ellips 0:29abe3c0b902 102 exit:
Ellips 0:29abe3c0b902 103 if(ProgMode)
Ellips 0:29abe3c0b902 104 avrisp->LeaveProgrammingMode();
Ellips 0:29abe3c0b902 105
Ellips 0:29abe3c0b902 106 if(avrisp){
Ellips 0:29abe3c0b902 107 delete avrisp;
Ellips 0:29abe3c0b902 108 avrisp = NULL;
Ellips 0:29abe3c0b902 109 }
Ellips 0:29abe3c0b902 110
Ellips 0:29abe3c0b902 111 if (hexFile)
Ellips 0:29abe3c0b902 112 fclose(hexFile);
Ellips 0:29abe3c0b902 113
Ellips 0:29abe3c0b902 114
Ellips 0:29abe3c0b902 115 return result;
Ellips 0:29abe3c0b902 116 }