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Node Arduino EEPROM has to be initialized

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This commit is contained in:
Thomas Schwery 2018-05-10 22:43:49 +02:00
parent 25ff751aa9
commit 23b232b2d2
1 changed files with 13 additions and 2 deletions
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15
arduino-sensor/arduino-sensor.ino
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@ -35,6 +35,11 @@ void setup() {
EEPROM.begin(512);
uint8_t version = EEPROM.read(0x0);
if (version != 0x1) {
initEeprom();
}
// Connect to WiFi network
Serial.println();
Serial.println();
@ -118,10 +123,16 @@ void loop() {
}
#define LENGTH_ID 10
#define NODEID_ADDR 0x16
void initEeprom() {
EEPROM.write(0x0, 0x1);
setNodeId("");
}
void setNodeId(String value) {
const char* c = value.c_str();
size_t addr = 0x0;
size_t addr = NODEID_ADDR;
int givenLength = strlen(c);
if (givenLength >= LENGTH_ID) {
@ -139,7 +150,7 @@ void setNodeId(String value) {
}
char* getNodeId() {
size_t addr = 0x0;
size_t addr = NODEID_ADDR;
char* eepromId = new char[LENGTH_ID];
for (size_t i = 0; i < LENGTH_ID; i++) {