Infineon XENSIV TLI4971 - Page 18

Application Note 18 of 31 Rev. 1.30
2022-03-01
Current Sensor TLI4971
Programming Guide and User Manual
Table 12 EEPROM programming example
Command name
address
hex
command
hex
description
Enter Interface
---
DCBA
hex
Enter interface
Power down ISM
25
hex
8250
hex
8000
hex
Write command: get access to the register
Set data
Disable failure indication
01
hex
8010
hex
0000
hex
Write command
Set data
Read all register
Read data before modifying values
Read command (All EEPROM
register)
40
hex
n
51
hex
0400
hex
00n0
0510
hex
Read command at EEPROM line 0
Read command for address “n”
Address last line in EEPROM
NOP
---
FFFF
hex
Read values from previous address
Write command
Write data
40
hex
8400
hex
nnnn
hex
Write to EEPROM line 0: Access: set ones and zeros
Write content to be programmed
EEPROM program zeros
3E
hex
83E0
hex
024E
hex
Write to EEPROM command line
Set EEPROM command program zeros
Apply programming voltage
EEPROM refresh
3E
hex
83E0
hex
024C
hex
Write to EEPROM command line
Set EEPROM command refresh
Wait 100 µs
Write command
Write data
40
hex
8400
hex
nnnn
hex
Write to EEPROM line 0: Access: set ones and zeros
Write content to be programmed
EEPROM program ones
3E
hex
83E0
hex
024F
hex
Write to EEPROM command line
Set EEPROM command program ones
Apply programming voltage
EEPROM refresh
3E
hex
83E0
hex
Write to EEPROM command line
024C
hex
Set EEPROM command refresh
Wait 100 µs