39 lines
909 B
C++
39 lines
909 B
C++
/*
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* This example shows how to read and write EEPROM data. Try writing
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* then removing power from both devices, commenting out the write, and
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* uploading again.
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*/
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#include "Adafruit_seesaw.h"
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Adafruit_seesaw ss;
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void setup() {
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uint8_t eepromval;
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Serial.begin(115200);
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while (!Serial) delay(10); // wait until serial port is opened
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if(!ss.begin()){
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Serial.println(F("seesaw not found!"));
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while(1) delay(10);
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}
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Serial.println(F("seesaw started OK!"));
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Serial.print(F("Initial read from address 0x02...0x"));
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eepromval = ss.EEPROMRead8(0x02);
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Serial.println(eepromval, HEX);
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Serial.println(F("Incrementing value to address 0x02"));
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ss.EEPROMWrite8(0x02, eepromval+1);
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Serial.print(F("Second read from address 0x02...0x"));
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Serial.println(ss.EEPROMRead8(0x02), HEX);
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}
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void loop() {
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//DONT WRITE EEPROM IN A LOOP!!!! YOU WILL DESTROY YOUR FLASH!!!
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}
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