NOR Flash Memory 2Mbit

class S25FL204K.S25FL204K

Bases: object

Class object for 4Mbit NOR flash memory chip

CE_DESELECT()

Deselect flash memory.

Parameters:none – Returns:none

CE_OUTPUT()

Configure Chip Enable pin as output.

Parameters:none – Returns:none

CE_SELECT()

Select flash memory chip.

Parameters:none – Returns:none

blockErase(address)

Erase a block from the flash memory chip.

Parameters:address – Block initial address Returns:none

chipErase()

Flash memory chip class.

Parameters:none – Returns:none

close()

Close the SPI interface for the flash memory chip.

Parameters:none – Returns:none

deepSleep()

Put the memory in deep sleep mode.

Parameters:none – Returns:none

isWriteBusy()

Check if a write is in process.

Parameters:none – Returns:none

jedec_ID_Read()

Flash memory chip class.

Parameters:none – Returns:none

readArray(address, arrayLength)

Flash memory chip class.

Parameters:

• address – Starting address of array
• arrayLength – Array length in bytes

Returns:

none

readByte(address)

Read one byte from the given memory address.

Parameters:address – Address of data in memory. Returns:none

readID()

Flash memory chip class.

Parameters:none – Returns:none

readStatusRegister(statReg)

Read the contents of the status register.

Parameters:statReg – Address of one of the status registers Returns:stat - Status register contents

sectorErase(address)

Erase a sector from the flash memory chip.

Parameters:address – Sector address Returns:none

setBlockProtection(prot)

Set the contents of a specific block as protected.

Parameters:prot – Specific block Returns:none

wakeUp()

Wake up from deep sleep mode.

Parameters:none – Returns:none

writeArray(address, pData, arrayLength)

Write an array to the memory chip.

Parameters:

• address – Address of data in memory.
• pData –
• arrayLength –

Returns:

none

writeByte(data, address)

Write one byte at a specific address in the memory chip.

Parameters:

• data –
• address –

Returns:

none

writeStatusRegister(statReg)

Write a new value to the contents of the status register

Parameters:statReg – Address of one of the status registers Returns:none