M24LR64-RDW6T/2 STMicroelectronics, M24LR64-RDW6T/2 Datasheet - Page 125

• Manufacturer Part Number: M24LR64-RDW6T/2
• Description: 13.56MHZ 64KBIT EEPROM 8 TSSOP
• Manufacturer: STMicroelectronics

Specifications of M24LR64-RDW6T/2

• Featured Product: STM32 Cortex-M3 Companion Products
• Rf Type: Read / Write
• Frequency: 13.56MHz
• Features: 64 Kbit EEPROM
• Package / Case: 8-TSSOP
• Memory Size: 64 KB
• Organization: 2 K x 32
• Interface Type: I2C
• Maximum Clock Frequency: 400 KHz
• Access Time: 900 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1.8 V
• Maximum Operating Current: 600 uA
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-10487-2

M24LR64-R
int)array_of_databytes[i]);
POLYNOMIAL;
stream
current_crc_value);
current_crc_value);
}
}
else
{
}
current_crc_value = PRESET_VALUE;
for (i = 0; i < number_of_databytes; i++)
{
}
if (calculate_or_check_crc == CALC_CRC)
{
}
else
{
}
number_of_databytes = NUMBER_OF_BYTES;
number_of_databytes = NUMBER_OF_BYTES + 2;
current_crc_value = current_crc_value ^ ((unsigned
for (j = 0; j < 8; j++)
{
}
current_crc_value = ~current_crc_value;
printf ("Generated CRC is 0x%04X\n", current_crc_value);
// current_crc_value is now ready to be appended to the data
// (first LSByte, then MSByte)
if (current_crc_value == CHECK_VALUE)
{
}
else
{
}
// check CRC
// check CRC
if (current_crc_value & 0x0001)
{
}
else
{
}
printf ("Checked CRC is ok (0x%04X)\n",
printf ("Checked CRC is NOT ok (0x%04X)\n",
current_crc_value = (current_crc_value >> 1) ^
current_crc_value = (current_crc_value >> 1);
Doc ID 15170 Rev 12
CRC (informative)
125/128