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ST STM32F072 User Manual
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UM1690 Rev 3
17/27
UM1690
Hardware layout
26
T
able 6. Extension and RF
EEPROM connector (CN3)
Pin
CN3
Designation
1
I2C SDA
Data signa
l for I
2
C
2
NC
Not connected
3
I2C SCL
Clock signal for I
2
C
4
EXT_RESET
Reset signal
for extension board
5
3V
3 volt power supply
6
NC
Not connected
7
GND
Ground
8
5V
5 volt power supply
16
18
Table of Contents
Default Chapter
1
Figure 1. STM32F072 Discovery Kit
1
Table of Contents
2
UM1690 Rev
3
Features
6
Ordering Information
7
Product Marking
7
Codification
7
Table 1. Ordering Information
7
Table 2. Codification Explanation
7
Development Environment
8
System Requirements
8
Development Toolchains
8
Demonstration Software
8
Conventions
8
Table 3. ON/OFF Conventions
8
Hardware Layout
9
Figure 2. Hardware Block Diagram
9
Figure 3. Top Layout
10
Figure 4. Bottom Layout
11
Embedded ST-LINK/V2
12
Using ST-LINK/V2 to Program/Debug the STM32F072 on Board
12
Table 4. Jumper States
12
Figure 5. STM32F072 Discovery Kit Connections
12
Using ST-LINK/V2 to Program/Debug an External STM32 Application
13
Table 5. Debug Connector CN4 (SWD)
13
Figure 6. ST-LINK Connections
13
Power Supply and Power Selection
14
Leds
14
Pushbuttons
14
Linear Touch Sensor / Touch Keys
15
USB Device Support
15
BOOT0 Configuration
15
Embedded USB Bootloader
15
Gyroscope MEMS (ST MEMS I3G4250D)
16
JP2 (IDD)
16
Extension and RF EEPROM Connector
16
Figure 7. Extension and RF EEPROM Connector
16
Table 6. Extension and RF EEPROM Connector (CN3)
17
OSC Clock
18
OSC Clock Supply
18
OSC 32 Khz Clock Supply
18
Solder Bridges
19
Table 7. Solder Bridges
19
Extension Connectors
20
Table 8. MCU Pin Description Versus Board Function
20
Figure 8. STM32F072 Discovery Kit Mechanical Drawing
25
Table 9. Document Revision History
26
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ST STM32F072 Specifications
General
Brand
ST
Model
STM32F072
Category
Microcontrollers
Language
English
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