STM32F103T8U6 - CJMCU 3206

CJMCU 3206

Overview

Board Name CJMCU 3206
Brand CJMCU
Origin AliExpress, China
Microcontroller Part STM32F103T8U6
Package VFQFPN36
Core Cortex-M3
FLASH 64KB
SRAM 20KB
Max. Clock Speed 72MHz
Crystals HSE (High Speed External) 8MHz
LSE (Low Speed External) No
Power Sources Any +3.3V pin (+3.3V)
Any +5V pin (+5V)
Regulator manufacturer Microchip Technology Inc.
Regulator part number MIC5219 (LG33)
Regulator package SOT23-5
Output +3.3V @ 500mA
Battery holder No
Connectivity Headers 2x 1x8 male dupont (2.54mm)
Specific Power (2x wire solder terminals)
HC06 Bluetooth module footprint
Debug None
USB None
I/O LEDs Power LED (+3.3V)
Bluetooth module LED
Buttons, switches and jumpers User button (BP7)
User button (PB6)
User button (PB5)
User button (PB4)
Other devices None
PCB Colour Purple
Size 35mm x 28mm
Mounting 4x mounting hole (M3)
Remarks

Pictures

CJMCU 3206

CJMCU 3206 Top view

CJMCU 3206 Bottom view

Header 1

Pin Connected to
+5V +5V rail
GND Ground plane
D4 PA4
D3 PA3
D2 PA2
D1 PA1
PB7 PB7
PB6 PB6

Header 2

Pin Connected to
CLK PA14
DIO PA13
RST NRST
URX PB15
UTX PB14
GND Ground plane
3.3 +3.3V rail
+5V +5V rail