blondie7575

// Pseudo-code. May not compile or work
for (;;)
	{
		// Check for host data
		uint16_t byteCount = CDC_Device_BytesReceived(&EETool_CDC_Interface);
		byteCount = MIN(byteCount,BUFF_SIZE-1);
		
		if (byteCount>BUFF_SIZE)
		{
			FatalError();

blondie7575

#include <avr/io.h>
#include <avr/wdt.h>
#include <avr/power.h>
#include <avr/interrupt.h>
#include <string.h>
#include <stdio.h>
#include <LUFA/Drivers/USB/USB.h>
#include "Descriptors.h"
#include "Macros.h"

blondie7575

#!/usr/bin/python

import sys, getopt, serial, binascii


class Mode:
	NONE = 0
	DUMP = 1
	BURN = 2
	CHECK = 3

blondie7575

  // Pseudo-code. May not compile or work
  for (;;)
	{
		// Check for host data
		uint16_t byteCount = CDC_Device_BytesReceived(&EETool_CDC_Interface);
		byteCount = MIN(byteCount,BUFF_SIZE-1);
		
		if (byteCount>BUFF_SIZE)
		{
			FatalError();

blondie7575

// Pseudo-code. May not compile or work
for (;;)
{
	// Check for host data
	uint16_t byteCount = CDC_Device_BytesReceived(&EETool_CDC_Interface);
	byteCount = MIN(byteCount,BUFF_SIZE-1);
	
	if (byteCount>BUFF_SIZE)
	{
		FatalError();

blondie7575

	// Configure INT2 (interrupt 2, on line PB2) to be a rising
	// edge interrupt that we'll get from the CPU
	// See ATmega324PA datasheet p68
	cbi		EIMSK,INT2_BIT
	ldi		accum,EICRA
	ori		accum,_BV(ISC20) | _BV(ISC21)
	sts		EICRA,accum
	cbi		EIFR,INTF2
	sbi		EIMSK,INT2_BIT

blondie7575

INT2_vect:
	
	// Get ourselves completely off the bus
	clr		accum
	out		PORTD,accum
	out		DDRD,accum
	out		DDRC,accum
	out		DDRA,accum

	sbi		PORTB,vramWrite

blondie7575

$C784:  STA $C028
        RTS
        

blondie7575

FCA8: 38	SEC			; 2
FCA9: 48	PHA			; 3
FCAA: E9 01	SBC #$01		; 2
      D0 FC	BNE -4 ($FCAA)		; 3 (-1)
      68	PLA			; 4
      E9 01	SBC #$01		; 2
      D0 F6	BNE $FCA9		; 3 (-1)
      60	RTS			; 6	

blondie7575

BCA8:   sta     $C028		; 4
        nop			; 2 -
        nop			; 2 -
        nop			; 2 -
        nop			; 2 -
        rts			; 6 -

FCA8:   nop			; 2 -
        nop			; 2 -
        nop			; 2 -