Component Description; Eeprom Section; Table 1. M24C32-R Package Details; Table 2. Eeprom Jumper Details - ST X-STM32MP-GNSS1 Getting Started

2

Component description

The board comprises the following key devices:
2.1

EEPROM Section

M24C32 is a 32-Kbit I2C-compatible EEPROM (electrically erasable programmable memory) organized as 4 K ×
8 bits.
Order code
Package
Operating voltage
Onboard jumper J1 can be used to enable or disable the write operation on the EEPROM to prevent unauthorized
write operations. This jumper setting details are shown in
1-2
2-3 (default)
3V3
R1
1K
S B1
Ope n
NM
R5 R6
22K 22K
NM NM
UM3237 - Rev 1
Table 1.
Features
Table 2.
Jumper
Figure 5.
U1
1
E0 VCC
2
E1 WC
3
E2 S CL
4
VS S S DA
R7
M24C32-RMN6TP
22K
NM
M24C32-R package details
M24C32-RMN6TP
SO8
1.8 V to 5.5 V
Table 2.
EEPROM jumper details
WRITE_ENABLE
WRITE_DISABLE
EEPROM Circuit
3V3
C1
R2 R3
100nF
8
1K 3.9K
7
6
5
J 1
1
2
3
3-pin Ma le He a de r
Jumper
1-2
2-3 (DEFAULT)
UM3237
Component description
Description
EEPROM
R4
3.9K
EEP ROM_ID_S C
EEP ROM_ID_S D
EEPROM (WC)
WRITE_ENABLE
WRITE_DISABLE
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