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Merge pull request #54 from aldras/patch-1

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Update I2C_eeprom_test.ino
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Rob Tillaart 2017-01-24 09:34:36 +01:00 committed by GitHub
commit 240ebce308
1 changed files with 59 additions and 10 deletions
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69
libraries/I2C_EEPROM/examples/I2C_eeprom_test/I2C_eeprom_test.ino
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@ -13,7 +13,17 @@
// Due
// #define SERIAL_OUT SerialUSB
I2C_eeprom ee(0x50);
//for decimal display uncomment below two lines
#define DISPLAY_DECIMAL
#define BLOCK_TO_LENGTH 10
//for hex display uncomment below two lines
//#define DISPLAY_HEX
//#define BLOCK_TO_LENGTH 16
#define MEMORY_SIZE 0x2000 //total bytes can be accessed 24LC64 = 0x2000 (maximum address = 0x1FFF)
I2C_eeprom ee(0x50, MEMORY_SIZE);
uint32_t start, diff, totals = 0;
@ -77,7 +87,7 @@ void setup()
SERIAL_OUT.println("\nTEST: write large string readback in small steps");
ee.setBlock(0, 0, 128);
char data2[] = "0000000000111111111122222222223333333333444444444455555555556666666666777777777788888888889999999999A";
ee.writeBlock(10, (uint8_t *) &data2, 100);
ee.writeBlock(10, (uint8_t *) &data2, sizeof(data2));
dumpEEPROM(0, 128);
for (int i = 0; i < 100; i++)
{
@ -91,7 +101,7 @@ void setup()
SERIAL_OUT.println("\nTEST: check almost endofPage writeBlock");
ee.setBlock(0, 0, 128);
char data3[] = "6666";
ee.writeBlock(60, (uint8_t *) &data3, 2);
ee.writeBlock(60, (uint8_t *) &data3, sizeof(data3));
dumpEEPROM(0, 128);
// SERIAL_OUT.println();
@ -195,20 +205,59 @@ void loop()
void dumpEEPROM(uint16_t memoryAddress, uint16_t length)
{
// block to 10
memoryAddress = memoryAddress / 10 * 10;
length = (length + 9) / 10 * 10;
#ifdef DISPLAY_DECIMAL
SERIAL_OUT.print("\t ");
#endif
#ifdef DISPLAY_HEX
SERIAL_OUT.print("\t ");
#endif
for(int x = 0; x < BLOCK_TO_LENGTH; x++) {
if(x != 0) {
#ifdef DISPLAY_DECIMAL
SERIAL_OUT.print(" ");
#endif
#ifdef DISPLAY_HEX
SERIAL_OUT.print(" ");
#endif
}
#ifdef DISPLAY_DECIMAL
SERIAL_OUT.print(x);
#endif
#ifdef DISPLAY_HEX
SERIAL_OUT.print(x,HEX);
#endif
}
SERIAL_OUT.println();
// block to defined length
memoryAddress = memoryAddress / BLOCK_TO_LENGTH * BLOCK_TO_LENGTH;
length = (length + BLOCK_TO_LENGTH - 1) / BLOCK_TO_LENGTH * BLOCK_TO_LENGTH;
byte b = ee.readByte(memoryAddress);
for (int i = 0; i < length; i++)
{
if (memoryAddress % 10 == 0)
char buf[6];
if (memoryAddress % BLOCK_TO_LENGTH == 0)
{
SERIAL_OUT.println();
SERIAL_OUT.print(memoryAddress);
if(i != 0) {
SERIAL_OUT.println();
}
#ifdef DISPLAY_DECIMAL
sprintf(buf, "%05d", memoryAddress);
#endif
#ifdef DISPLAY_HEX
sprintf(buf, "%04X", memoryAddress);
#endif
SERIAL_OUT.print(buf);
SERIAL_OUT.print(":\t");
}
SERIAL_OUT.print(b);
#ifdef DISPLAY_DECIMAL
sprintf(buf, "%03d", b);
#endif
#ifdef DISPLAY_HEX
sprintf(buf, "%02X", b);
#endif
SERIAL_OUT.print(buf);
b = ee.readByte(++memoryAddress);
SERIAL_OUT.print(" ");
}