82 lines
2.7 KiB
C++
82 lines
2.7 KiB
C++
////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// This file is part of RTTeensyLink
|
|
//
|
|
// Copyright (c) 2015, richards-tech, LLC
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a copy of
|
|
// this software and associated documentation files (the "Software"), to deal in
|
|
// the Software without restriction, including without limitation the rights to use,
|
|
// copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
|
|
// Software, and to permit persons to whom the Software is furnished to do so,
|
|
// subject to the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included in all
|
|
// copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
|
|
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
|
|
// PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
|
|
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
|
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
|
// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
|
|
|
|
#include <string.h>
|
|
#include "RTTeensyLinkEEPROM.h"
|
|
#include <Arduino.h>
|
|
|
|
// The global config structure
|
|
|
|
RTTEENSYLINK_EEPROM RTTeensyLinkConfig;
|
|
|
|
bool RTTeensyLinkEEPROMValid()
|
|
{
|
|
RTTeensyLinkEEPROMRead(); // see what it really is
|
|
return (RTTeensyLinkConfig.sig0 == RTTEENSYLINKEEPROM_SIG0) &&
|
|
(RTTeensyLinkConfig.sig1 == RTTEENSYLINKEEPROM_SIG1);
|
|
}
|
|
|
|
void RTTeensyLinkEEPROMDisplay()
|
|
{
|
|
Serial.println();
|
|
|
|
if ((RTTeensyLinkConfig.sig0 != RTTEENSYLINKEEPROM_SIG0) ||
|
|
(RTTeensyLinkConfig.sig1 != RTTEENSYLINKEEPROM_SIG1)) {
|
|
Serial.println("Invalid config");
|
|
return;
|
|
}
|
|
Serial.print("Identity: ");
|
|
Serial.println(RTTeensyLinkConfig.identity);
|
|
|
|
}
|
|
|
|
void RTTeensyLinkEEPROMDefault()
|
|
{
|
|
RTTeensyLinkConfig.sig0 = RTTEENSYLINKEEPROM_SIG0; // set to valid signature
|
|
RTTeensyLinkConfig.sig1 = RTTEENSYLINKEEPROM_SIG1;
|
|
strcpy(RTTeensyLinkConfig.identity, "RTTeensyLink_Teensy");
|
|
|
|
RTTeensyLinkEEPROMWrite();
|
|
}
|
|
|
|
void RTTeensyLinkEEPROMRead()
|
|
{
|
|
unsigned char *data;
|
|
|
|
data = (unsigned char *)&RTTeensyLinkConfig;
|
|
|
|
for (int i = 0; i < (int)sizeof(RTTEENSYLINK_EEPROM); i++)
|
|
*data++ = EEPROM.read(i + RTTEENSYLINK_EEPROM_OFFSET);
|
|
}
|
|
|
|
void RTTeensyLinkEEPROMWrite()
|
|
{
|
|
unsigned char *data;
|
|
|
|
data = (unsigned char *)&RTTeensyLinkConfig;
|
|
|
|
for (int i = 0; i < (int)sizeof(RTTEENSYLINK_EEPROM); i++)
|
|
EEPROM.write(i + RTTEENSYLINK_EEPROM_OFFSET, *data++);
|
|
}
|