LC Technology STM32F051C8T6

STM32F051C8T6


Board

Microcontroller

PartSTM32F051C8T6
ManufacturerST-Microelectronics
CoreArm Cortex-M0
Max. Clock Speed48MHz
PackageLQFP 48 pins

Internal memories

FLASH64KiB
SRAM8KiB

Oscillators

HSI8MHz
LSI40kHz
HSE8MHz
LSE32.768kHz

Power

Sources
Any +3.3V pin (+3.3V)
Any +5V pin (+5V)
USB connector (+5V)
VDDA pinNo
VSSA pinNo
VREF- pinNo
VREF+ pinNo
Backup batteryPin

Regulator

ManufacturerAdvanced Monolithic Systems Inc.
PartAMS1117 (AMS1117)
PackageSOT223 3 pins
Input+4.6V to +15V
Output+3.3V @ 1A
DatasheetAMS1117.pdf

PCB

ColorBlue
Size (w x l)32.5mm x 53mm
Mounting2x mounting hole (M4)

Remarks

  • Warning: The +5V pins on this board are directly connected to the +5V pin of the USB connector. There is no protection in place. Do not power this board through USB and an external power supply at the same time.

Pictures

LC Technology STM32F051C8T6: Perspective view
LC Technology STM32F051C8T6: Perspective view
LC Technology STM32F051C8T6: Top view
LC Technology STM32F051C8T6: Top view
LC Technology STM32F051C8T6: Bottom view
LC Technology STM32F051C8T6: Bottom view

Inputs & outputs


Reset button

Name -
Reference -
Type Button
Connected to NRST
Mode Active low

BOOT0 jumper

Name -
Reference -
Type 2-way jumper
Connected to BOOT0
Mode N.A.

BOOT1 jumper

Name -
Reference -
Type 2-way jumper
Connected to PB2
Mode N.A.
  • : The STM32F051C8T6 does not feature a BOOT1 pin, the BOOT1 is set in the option bytes.

Power LED

Name -
Reference D1
Type LED
Connected to +3.3V rail
Mode N.A.

User LED

Name -
Reference D2
Type LED
Connected to PC13
Mode Sink

Connectors & headers


Header 1 properties

Name Unknown
Reference None
Type Pin header (2.54mm, 11x2, male)

Header 1 pins

# Name Function Connected to
1 VCC - +3.3V rail
2 GND - Ground plane
3 PB9 - PB9
4 PB8 - PB8
5 PB7 - PB7
6 PB6 - PB6
7 PB5 - PB5
8 PB4 - PB4
9 PB3 - PB3
10 PA15 - PA15
11 CLK - PA14
12 PF7 - PF7
13 PF6 - PF6
14 DAT - PA13
15 PA12 - PA12
16 PA11 - PA11
17 PA8 - PA8
18 PB15 - PB15
19 PB14 - PB14
20 PB13 - PB13
21 PB12 - PB12
22 - - N.C.

Header 2 properties

Name Unknown
Reference None
Type Pin header (2.54mm, 11x2, male)

Header 2 pins

# Name Function Connected to
1 PC13 - PC13
2 VBAT - VBAT
3 PC14 - PC14
4 PC15 - PC15
5 PF0 - PF0
6 PF1 - PF1
7 NRST - NRST
8 PA0 - PA0
9 PA1 - PA1
10 PA2 - PA2
11 PA3 - PA3
12 PA4 - PA4
13 PA5 - PA5
14 PA6 - PA6
15 PA7 - PA7
16 PB0 - PB0
17 PB1 - PB1
18 PB2 - PB2
19 PB10 - PB10
20 PB11 - PB11
21 VCC - +3.3V rail
22 GND - Ground plane

USB connector properties

Name Unknown
Reference None
Type USB Mini

USB connector pins

# Name Function Connected to
1 - VCC +5V rail
2 - D- N.C.
3 - D+ N.C.
4 - ID N.C.
5 - GND Ground plane

SWD header properties

Name Unknown
Reference None
Type Pin header (2.54mm, 4x1, male)

SWD header pins

# Name Function Connected to
1 GND GND Ground plane
2 CLK SWCLK PA14
3 DAT SWDIO PA13
4 3.3V VCC +3.3V rail

Serial header properties

Name Unknown
Reference None
Type Pin header (2.54mm, 4x1, male)

Serial header pins

# Name Function Connected to
1 GND - Ground plane
2 RX - PA10
3 TX - PA9
4 3V3 - +3.3V rail