UM1521
Schematics
Doc ID 022868 Rev 1
47/56
Figure 32.
EEPROM and temperature sensor
1
1
2
2
3
3
4
4
STMicroelectronics
Title:
Number:
Rev:
Sheet
of
B.3
Date:
2/3/2012
Audio_Rf_Temp_SCL
Audio_Rf_Temp_SDA
R152
0
R159
0
SDA
1
SCL
2
OS/IN
T
3
GND
4
A2
5
A1
6
A0
7
VDD
8
U24
S
T
L
M75M2E
+3V3
VDD
R158
4K7
R163
4K7
C86
100nF
2
1
3
G
SD
TR2
F
DN327N
2
1
3
G
SD
TR1
F
DN327N
R156
4K7
R162
4K7
R100
4K7
R93
0
Temperature
sensor
T
em
p_SMB
MB964
9
STM32L152D-EVAL
TemperatureSensor&RF
E2PROM&
SPI
Flash
PB9
PB8
PB5
VDD
VDD
E2P_CS
E
2
P
_SCK
E2P_
M
ISO
E
2
P
_MOSI
SPI
EEPROM
PC5
PE14
PA5
PE15
HOLD
7
VCC
8
S
1
Q
2
W
3
VSS
4
D
5
C
6
U25
M95040-R
VDD
E2PROM
RF
CONNECTOR
R153
0
R160
0
1
1
2
2
3
3
4
4
CN12
SSM-104-L
-S
H
R90
0
R91
0
C92
100nF
R113
10K
R99
0
SB9
+3V3
R121
10K
VDD
R120
0
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