Figure 46. Physical Control Peripherals - Schematic Diagram - ST STM32L476G-EVAL User Manual

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Figure 46. Physical control peripherals - schematic diagram

PB4 Comp2_INP
Comp2_INP
PB5 Comp2_OUT
Comp2_OUT
VDD
RV3
3386P-103(10K)
2
TP6
COMP2_OUT
Potentiometer Comparator STM32L
1 3 Comp2_INP +
VDD 2 2 PB4 Comp2 Comp2_OUT
3 1 PB5
R51
JP5 JP7
8.2K
LDR OpAmp/ADC
R52
VT9ON1
TP9 STM32L R63
OA1_OUT OpAmp1_INP 1K
PA0
OpAmp1_OUT OpAmp1 R120 [N/A]
VDD
PA3
R121
- PA1 OpAmp1_INM
1K
3 1
RV2
3314J-1-103
Variable gain
PA3 OpAmp1_OUT
OpAmp1_OUT
PA1 OpAmp1_INM
OpAmp1_INM
PA0 OpAmp1_INP
OpAmp1_INP
Potentiometer/LDR
CN8 VDDA
Header 2X1
CN10
2 Header 2X1
1
1 2 R92
PA4 R73 0
ADC_DAC
R72 0
0
C47
[N/A]
Close to MCU on PCB Close to MCU on PCB
ADC&DAC connector and Reference Voltage
VDD
+3V3
B2
WKUP
R244
PC13
KEY
330
R245
220K
WKUP/TAMPER Button LEDs
VDD
JOY_SEL
JOY_DOWN
JOY_LEFT
JOY_RIGHT
JOY_UP
VREF+
C52
100nF
LD1
Green
R258
1 2 PB2
LED1
510
LD2
Orange
R257
1 2 I/Oexpander
LED2
680
LD3
Red
R256
1 2 PC1
LED3
680
LD4
Blue
R255
1 2 I/Oexpander
LED4
680
B3
R251
5
COMMON
100
2
Selection
3
DWON
1
LEFT
4
RIGHT
6
UP
MT008-A
Joystick
Title: peripherals
Project:
STM32L476G-EVAL
Size: A3 Reference: MB1144 Revision: B-02
Date: 6/24/2015 Sheet: 15 of 25