1Kbit EEPROM

class EEPROM.EEPROM

Bases: object

Class object of the MCP79410 EEPROM chip.

EEPROM_END = 127

EEPROM_PROTECTED_END = 247

EEPROM_PROTECTED_START = 240

EEPROM_Read(mem_address)

The function reads a data byte from the EEPROM.

Parameters:mem_address – Address of register. Returns:reg - Register content.

EEPROM_ReadPage(mem_address)

This function reads a single page from the RTCC EEPROM.

Parameters:mem_address – EEPROM address to write to Returns:buffer - Page buffer

EEPROM_SREG = 255

EEPROM_START = 0

EEPROM_SetBlockProtection(protSetting)

This function sets the EEPROM Block protection settings.

Parameters:mem_address – EEPROM address to write to. Returns:reg - Page buffer.

EEPROM_Write(mem_address, ee_data)

Write a single byte in the I2C EEPROM.

Parameters:mem_address – Memory register to write to. Returns:ee_data - Byte data to write.

EEPROM_WritePage(mem_address, buffer)

This function writes a single page to the RTCC EEPROM.

Parameters:mem_address – EEPROM address to write to Returns:buffer - Page buffer

EEPROM_WriteProtected(mem_address, ee_data)

Writes to the special protected EEPROM space.

Parameters:mem_address – Memory register to write to. Returns:ee_data - Byte data to write.

readRegister(rtcc_reg)

Read the value of the register.

Parameters:rtcc_reg – Address of the register. Returns:Register byte content

writeRegister(rtcc_reg, dat)

Write a new value on the register.

Parameters:

• rtcc_reg – Address of the register.
• dat – Byte value to be written on the register.

Returns:

none

class EEPROM.PROTECTION_t

Class type for EEPROM protection settings.

ALL = 3

HALF = 2

QUARTER = 1