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Added the erase command to fill the EEPROM with 0xFF

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This commit is contained in:
Mariano Uvalle 2020-12-13 13:37:11 -06:00
parent 58c74ebc86
commit 7ef7a0bfef
5 changed files with 47 additions and 5 deletions
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16
arduino_programs/arduino_programmer/arduino_programmer.ino
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@ -25,6 +25,7 @@ static char printBuff[128];
void program();
void dump();
void erase();
void dumpFirts256Bytes() {
byte data;
@ -71,6 +72,9 @@ void loop() {
// Dump the eeprom.
dump();
break;
case 0x02:
// Erase the EEPROM (fill with 0xFF).
erase();
default:
// Ignore invalid commands.
break;
@ -224,6 +228,14 @@ void disableSoftwareProtection() {
delay(10);
}
void erase() {
for (long addr = 0; addr < 32768; addr++) {
writeEEPROM(addr, 0xFF, true);
}
// Ack the operation.
Serial.write(0xFF);
}
void program() {
// For now, the programmer will always write to the whole eeprom.
byte value;
@ -239,8 +251,8 @@ void program() {
}
void dump() {
long startAddress = 0;
long byteCount = 0;
unsigned long startAddress = 0;
unsigned long byteCount = 0;
byte value;
// Wait and read the starting address to dump.
while (Serial.available() < 2);