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4.6
EEPROMs
The TQMLX2160A provides two EEPROMS:
• A 64 Kbit serial EEPROM type 24LC64
• A 2 Kbit (256 × 8 Bit) serial EEPROM type SE97B, combined with a temperature sensor
Module
Connector
I2C1
Write
Protection
Figure 7:
Block diagram I2C1 EEPROM interface
4.6.1
EEPROM, 24LC64
The TQMLX2160A provides a 64 Kbit serial EEPROM type 24LC64. The EEPROM is connected to I2C1 of the LX2160A.
WP of the M24LC64 is pulled low on the TQMLX2160A, thus write access is permitted. See also Figure 7.
C address of the EEPROM is 0x50 / 101 0000b
The I
2
Other I
C addresses see chapter 4.9.2.
2
Preliminary User's Manual l TQMLX2160A UM 0002 l © 2020, TQ-Systems GmbH
EEPROM
Customer data
EEPROM
TQ data
I2C1
3.3V
E2
E1
E0
LX2160A
Page 9
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