DA6505.005
11 June 2018
EEPROM WRITE PROCEDURE (continued)
START
POWER UP DEVICE
Connect supply voltage 5V to VDD pin
INITIAL CONDITIONS
Reset device by writing any data to the reset register EC/6CHEX
ACTIVATE AND ENABLE EEPROM WRITE
Write 0AHEX to the EEPROM control register ED/6DHEX
WAIT
Wait minimum 0.2 ms after activating EEPROM
WRITE DATA TO EEPROM
Write data byte (8-bit) to selected EEPROM memory address
WAIT
Wait minimum 13ms after writing byte (8-bit) to EEPROM
VERIFY WRITTEN DATA
Read the written data byte (8-bit) from the EEPROM memory address
yes
Write more data?
no
INACTIVATE AND DISABLE EEPROM WRITE
Write 00HEX to the EEPROM control register ED/6DHEX
STOP
Figure 5. Flow chart for MAS6505 EEPROM write
28 (44)
MAS [ MICRO ANALOG SYSTEMS ]
