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Microchip24AA02E.cpp
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Microchip24AA02E.cpp
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#include "Microchip24AA02E.h"
Microchip24AA02E::Microchip24AA02E(const byte device_address) {
this->device_address = device_address;
Wire.begin();
}
const void Microchip24AA02E::readMac48(mac48 mac_address) const {
readMac48(mac_address, readDeviceAddress());
}
const void Microchip24AA02E::readMac64(mac64 mac_address) const {
readMac64(mac_address, readDeviceAddress());
}
const void Microchip24AA02E::readMac48(mac48 mac_address, const byte device_address) const {
int offset = 0;
for (int address = 0xFA; address <= 0xFF; address++) {
mac_address[offset] = readRegister(address, device_address);
offset++;
}
}
const void Microchip24AA02E::readMac64(mac64 mac_address, const byte device_address) const {
int offset = 0;
for (int address = 0xF8; address <= 0xFF; address++) {
mac_address[offset] = readRegister(address, device_address);
offset++;
}
}
const byte Microchip24AA02E::readDeviceAddress() const {
return this->device_address;
}
const byte Microchip24AA02E::readRegister(const byte registry_address, const byte device_address) const {
Wire.beginTransmission(device_address);
Wire.write(registry_address); // register to read
Wire.endTransmission();
Wire.requestFrom(device_address, (byte)1); // read a byte
while (!Wire.available()) { }
return Wire.read();
}
Microchip24AA02E MacReader = Microchip24AA02E();