RobotDyn Black Pill

STM32F103C8T6


Board

NameRobotDyn Black Pill
PartSTM32 MINI
BrandRobotDyn
OriginChina

Microcontroller

PartSTM32F103C8T6
ManufacturerST-Microelectronics
CoreArm Cortex-M3
Max. Clock Speed72MHz
PackageLQFP 48 pins

Internal memories

FLASH64KiB
SRAM20KiB

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

ManufacturerNanjing Micro One Electronics Inc.
PartME6211 (S2QA / S2QC / S2QK / S2RD)
PackageSOT23-5 5 pins
Input+2V to +6V
Output+3.3V @ 180mA
DatasheetME6211.pdf

PCB

ColorBlack
Size (w x l)18mm x 53mm
MountingBreadboard

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.
  • Trivia: This board is an improved version of the Blue Pill. The name of this board is derived from it.

Pictures

RobotDyn Black Pill: Perspective view
RobotDyn Black Pill: Perspective view
RobotDyn Black Pill: Top view
RobotDyn Black Pill: Top view
RobotDyn Black Pill: Bottom view
RobotDyn Black Pill: Bottom view

Inputs & outputs


Reset button

Name RST
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.

Power LED

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

User LED

Name L
Reference -
Type LED
Connected to PC13
Mode Sink

Connectors & headers


Header 1 properties

Name Unknown
Reference None
Type pin header (2.54mm, 20x1, male)

Header 1 pins

# Name Function Connected to
1 VBT - VBAT
2 C13 - PC13
3 C14 - PC14
4 C15 - PC15
5 A0 - PA0
6 A1 - PA1
7 A2 - PA2
8 A3 - PA3
9 A4 - PA4
10 A5 - PA5
11 A6 - PA6
12 A7 - PA7
13 B0 - PB0
14 B1 - PB1
15 B10 - PB10
16 B11 - PB11
17 RST - NRST
18 3V3 - +3.3V rail
19 GND - Ground plane
20 GND - Ground plane

Header 2 properties

Name Unknown
Reference None
Type pin header (2.54mm, 20x1, male)

Header 2 pins

# Name Function Connected to
1 3V3 - +3.3V rail
2 GND - Ground plane
3 5V - +5V rail
4 B9 - PB9
5 B8 - PB8
6 B7 - PB7
7 B6 - PB6
8 B5 - PB5
9 B4 - PB4
10 B3 - PB3
11 A15 - PA15
12 A12 - PA12
13 A11 - PA11
14 A10 - PA10
15 A9 - PA9
16 A8 - PA8
17 B15 - PB15
18 B14 - PB14
19 B13 - PB13
20 B12 - PB12

USB connector properties

Name Unknown
Reference None
Type USB Micro

USB connector pins

# Name Function Connected to
1 - VCC +5V rail
2 - D- PA11
3 - D+ PA12
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 DIO SWDIO PA13
4 3V3 VCC +3.3V rail