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V2.1: Slow down reading of N64 eeprom

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sanni 2018-10-20 17:38:24 +02:00
parent 7e0e7bd08c
commit 7356a93710
2 changed files with 11 additions and 13 deletions
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6
Cart_Reader/Cart_Reader.ino
View File

@ -2,8 +2,8 @@
Cartridge Reader for Arduino Mega2560
Author: sanni
Date: 14-10-2018
Version: 2.0
Date: 20-10-2018
Version: 2.1
SD lib: https://github.com/greiman/SdFat
LCD lib: https://github.com/adafruit/Adafruit_SSD1306
@ -37,7 +37,7 @@
vogelfreiheit - N64 flashram fix
**********************************************************************************/
char ver[5] = "2.0";
char ver[5] = "2.1";
/******************************************
Define Starting Point

18
Cart_Reader/N64.ino
View File

@ -1471,8 +1471,8 @@ void writeEeprom() {
void readEeprom() {
if ((saveType == 5) || (saveType == 6)) {
// Wait 0.6ms
pulseClock_N64(300);
// Wait 50ms or eeprom might lock up
pulseClock_N64(26000);
// Get name, add extension and convert to char array for sd lib
strcpy(fileName, romName);
@ -1513,8 +1513,8 @@ void readEeprom() {
for (byte j = 0; j < 64; j += 8) {
sdBuffer[(pageNumber * 8) + (j / 8)] = tempBits[0 + j] << 7 | tempBits[1 + j] << 6 | tempBits[2 + j] << 5 | tempBits[3 + j] << 4 | tempBits[4 + j] << 3 | tempBits[5 + j] << 2 | tempBits[6 + j] << 1 | tempBits[7 + j];
}
// Wait ~0.6ms between pages or eeprom will lock up
pulseClock_N64(300);
// Wait 50ms between pages or eeprom might lock up
pulseClock_N64(26000);
}
interrupts();
@ -1540,8 +1540,8 @@ unsigned long verifyEeprom() {
if ((saveType == 5) || (saveType == 6)) {
writeErrors = 0;
// Wait 0.6ms
pulseClock_N64(300);
// Wait 50ms or eeprom might lock up
pulseClock_N64(26000);
print_Msg(F("Verifying against "));
println_Msg(filePath);
@ -1566,14 +1566,12 @@ unsigned long verifyEeprom() {
readData();
sendStop();
// OR 8 bits into one byte for a total of 8 bytes
for (byte j = 0; j < 64; j += 8) {
sdBuffer[(pageNumber * 8) + (j / 8)] = tempBits[0 + j] << 7 | tempBits[1 + j] << 6 | tempBits[2 + j] << 5 | tempBits[3 + j] << 4 | tempBits[4 + j] << 3 | tempBits[5 + j] << 2 | tempBits[6 + j] << 1 | tempBits[7 + j];
}
// Wait ~0.6ms between pages or eeprom will lock up
pulseClock_N64(300);
// Wait 50ms between pages or eeprom might lock up
pulseClock_N64(26000);
}
interrupts();