STM32-base

Black Board

STM32F103ZET6

Board

NameBlack Board
PartSTM32F103ZET6开发板
BrandUnknown
OriginChina

Microcontroller

PartSTM32F103ZET6
ManufacturerST-Microelectronics
CoreArm Cortex-M3
Max. Clock Speed72MHz
PackageLQFP 144 pins

Internal memories

FLASH512KiB
SRAM64KiB

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- pinYes
VREF+ pinYes
Backup batteryHolder (12.5mm / 12)

Regulator

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

PCB

ColorBlack
Size (w x l)68mm x 100mm
Mounting4x mounting hole (M3)

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

Black Board: Perspective view
Black Board: Perspective view
Black Board: Top view
Black Board: Top view
Black Board: Bottom view
Black Board: Bottom view

Resources

Inputs

Outputs

Connectors

Devices

Inputs & outputs

Reset button

Name RESET
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.

User button 1

Name KEY2
Reference -
Type Button
Connected to PE4
Mode Active high

User button 2

Name KEY3
Reference -
Type Button
Connected to PA0
Mode Active high

Serial to USB Rx jumper

Name -
Reference -
Type 1-way jumper
Connected to PA10
Mode N.A.
  • Note: Connects microcontroller Rx to CH340G Tx.

Serial to USB Tx jumper

Name -
Reference -
Type 1-way jumper
Connected to PA9
Mode N.A.
  • Note: Connects microcontroller Tx to CH340G Rx.

Power source switch

Name -
Reference -
Type Switch
Connected to +5V USB
Mode N.A.

Vref+ jumper

Name -
Reference -
Type 1-way jumper
Connected to VREF+ to +3.3V
Mode N.A.

Vref- jumper

Name -
Reference -
Type 1-way jumper
Connected to VREF- to Ground
Mode N.A.

Power LED

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

User LED 1

Name -
Reference -
Type LED
Connected to PE5
Mode Sink

User LED 2

Name -
Reference -
Type LED
Connected to PE6
Mode Sink

Connectors & headers

Header 1 properties

Name Unknown
Reference None
Type Pin header (2.54mm, 29x2, male)

Header 1 pins

# Name Function Connected to
1 E3 - PE3
2 E2 - PE2
3 E5 - PE5
4 E4 - PE4
5 C13 - PC13
6 E6 - PE6
7 F1 - PF1
8 F0 - PF0
9 F3 - PF3
10 F2 - PF2
11 F5 - PF5
12 F4 - PF4
13 F7 - PF7
14 F6 - PF6
15 F9 - PF9
16 F8 - PF8
17 C0 - PC0
18 F10 - PF10
19 C2 - PC2
20 C1 - PC1
21 A0 - PA0
22 C3 - PC3
23 A2 - PA2
24 A1 - PA1
25 A4 - PA4
26 A3 - PA3
27 A6 - PA6
28 A5 - PA5
29 C4 - PC4
30 A7 - PA7
31 B0 - PB0
32 C5 - PC5
33 B2 - PB2
34 B1 - PB1
35 F12 - PF12
36 F11 - PF11
37 F14 - PF14
38 F13 - PF13
39 G0 - PG0
40 F15 - PF15
41 E7 - PE7
42 G1 - PG1
43 E9 - PE9
44 E8 - PE8
45 E11 - PE11
46 E10 - PE10
47 E13 - PE13
48 E12 - PE12
49 E15 - PE15
50 E14 - PE14
51 B11 - PB11
52 B10 - PB10
53 3.3V - +3.3V rail
54 GND - Ground plane
55 3.3V - +3.3V rail
56 GND - Ground plane
57 5V - +5V rail
58 GND - Ground plane

Header 2 properties

Name Unknown
Reference None
Type Pin header (2.54mm, 29x2, male)

Header 2 pins

# Name Function Connected to
1 E1 - PE1
2 E0 - PE0
3 B9 - PB9
4 B8 - PB8
5 B7 - PB7
6 B6 - PB6
7 B5 - PB5
8 B4 - PB4
9 B3 - PB3
10 G15 - PG15
11 G14 - PG14
12 G13 - PG13
13 G12 - PG12
14 G11 - PG11
15 G10 - PG10
16 G9 - PG9
17 D7 - PD7
18 D6 - PD6
19 D5 - PD5
20 D4 - PD4
21 D3 - PD3
22 D2 - PD2
23 D1 - PD1
24 D0 - PD0
25 C12 - PC12
26 C11 - PC11
27 C10 - PC10
28 A15 - PA15
29 A14 - PA14
30 A13 - PA13
31 A12 - PA12
32 A11 - PA11
33 D+ - Main USB connector D+ pin
34 D- - Main USB connector D- pin
35 A8 - PA8
36 C9 - PC9
37 C8 - PC8
38 C7 - PC7
39 C6 - PC6
40 G8 - PG8
41 G7 - PG7
42 G6 - PG6
43 G5 - PG5
44 G4 - PG4
45 G3 - PG3
46 G2 - PG2
47 D15 - PD15
48 D14 - PD14
49 D13 - PD13
50 D12 - PD12
51 D11 - PD11
52 D10 - PD10
53 D9 - PD9
54 D8 - PD8
55 B15 - PB15
56 B14 - PB14
57 B13 - PB13
58 B12 - PB12

Main USB connector properties

Name Unknown
Reference None
Type USB Micro

Main USB connector pins

# Name Function Connected to
1 - VCC +5V rail
2 - D- Header 2 pin 34
3 - D+ Header 2 pin 33
4 - ID N.C.
5 - GND Ground plane

Serial USB connector properties

Name Unknown
Reference None
Type USB Micro

Serial USB connector pins

# Name Function Connected to
1 - VCC +5V rail
2 - D- CH340 Pin 6
3 - D+ CH340 Pin 5
4 - ID N.C.
5 - GND Ground plane

JTAG header properties

Name JLINK
Reference None
Type IDC (2.54mm, 10x2, male)

JTAG header pins

# Name Function Connected to
1 - VCC +3.3V rail
2 - VCC +3.3V rail
3 - TRST PB4
4 - GND Ground plane
5 - TDI PA15
6 - GND Ground plane
7 - TMS / SWDIO PA13
8 - GND Ground plane
9 - TCLK / SWCLK PA14
10 - GND Ground plane
11 - RTCK N.C.
12 - GND Ground plane
13 - TDO / SWO PB3
14 - GND Ground plane
15 - RESET NRST
16 - GND Ground plane
17 - N.C. N.C.
18 - GND Ground plane
19 - N.C. N.C.
20 - GND Ground plane

SD-card connector properties

Name Unknown
Reference None
Type microSD

SD-card connector pins

# Name Function Connected to
1 - DAT2 N.C.
2 - CD/DAT3 PC11
3 - CMD PD2
4 - VDD +3.3V rail
5 - CLK PC12
6 - VSS Ground plane
7 - DAT0 PC8
8 - DAT1 N.C.
9 - CD N.C.
10 - Body N.C.

TFT LCD header properties

Name Unknown
Reference None
Type Pin header (2.54mm, 17x2, female)

TFT LCD header pins

# Name Function Connected to
1 - - PG0
2 - - PG12
3 - - PD4
4 - - PD5
5 - - PD14
6 - - NRST
7 - - PD0
8 - - PD15
9 - - PE7
10 - - PD1
11 - - PE9
12 - - PE8
13 - - PE11
14 - - PE10
15 - - PE13
16 - - PE12
17 - - PE15
18 - - PE14
19 - - PD9
20 - - PD8
21 - - Ground plane
22 - - PD10
23 - - +3.3V rail
24 - - PB0
25 - - Ground plane
26 - - +3.3V rail
27 - - +5V rail
28 - - Ground plane
29 - - PF9
30 - - PF8
31 - - N.C.
32 - - PF10
32 - - PB1
32 - - PB2

Devices

CH340 properties

Name Unknown
Reference Unknown
Manufacturer WCH
Part CH340
Marking CH340G
Datasheet CH340.pdf
Package SSOP 16 pins
Description USB to Serial converter

CH340 pins

# Name Function Connected to
1 - GND Ground plane
2 - TXD PA9 via jumper
3 - RXD PA10 via jumper
4 - V3 N.C.
5 - UD+ D+ pin on Serial USB connector
6 - UD- D- pin on Serial USB connector
7 - XI 12MHz crystal
8 - XO 12MHz crystal
9 - CTS# N.C.
10 - DSR# N.C.
11 - RI# N.C.
12 - DCD# N.C.
13 - DTR# N.C.
14 - RTS# N.C.
15 - R232 N.C.
16 - VCC N.C.