STM32F4XX M
STM32F407VGT6
Board
| Name | STM32F4XX M |
| Part | STM32F4XX_M |
| Brand | DevEBox |
| Origin | China |
Microcontroller
| Part | STM32F407VGT6 |
| Manufacturer | ST-Microelectronics |
| Core | Arm Cortex-M4 |
| Max. Clock Speed | 168MHz |
| Package | LQFP 100 pins |
Internal memories
| FLASH | 1024KiB |
| SRAM | 192KiB |
| Backup SRAM | 4KiB |
Oscillators
| HSI | 16MHz |
| LSI | 32kHz |
| HSE | 8MHz |
| LSE | 32.768kHz |
Power
| Sources | Any +3.3V pin (+3.3V) Any +5V pin (+5V) USB connector (+5V) |
| VDDA pin | Yes |
| VSSA pin | No |
| VREF- pin | No |
| VREF+ pin | Yes |
| Backup battery | Header |
Regulator
| Manufacturer | Advanced Monolithic Systems Inc. |
| Part | AMS1117 (AMS1117) |
| Package | SOT223 3 pins |
| Input | +4.6V to +15V |
| Output | +3.3V @ 1A |
| Datasheet | AMS1117.pdf |
PCB
| Color | Black |
| Size (w x l) | 40mm x 68mm |
| Mounting | 4x 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
Inputs
Devices
Inputs & outputs
Reset button
| Name | RST |
| Reference | - |
| Type | Button |
| Connected to | NRST |
| Mode | Active low |
User button
| Name | K1 |
| Reference | - |
| Type | Button |
| Connected to | PA0 |
| Mode | Active high |
Power LED
| Name | - |
| Reference | D1 |
| Type | LED |
| Connected to | +3.3V rail |
| Mode | N.A. |
User LED
| Name | - |
| Reference | D2 |
| Type | LED |
| Connected to | PA1 |
| Mode | Sink |
Connectors & headers
Header 1 properties
| Name | Unknown |
| Reference | None |
| Type | Pin header (2.54mm, 22x2, male) |
Header 1 pins
| # | Name | Function | Connected to |
|---|---|---|---|
| 1 | 3V3 | - | +3.3V rail |
| 2 | 3V3 | - | +3.3V rail |
| 3 | GND | - | Ground plane |
| 4 | GND | - | Ground plane |
| 5 | GND | - | Ground plane |
| 6 | GND | - | Ground plane |
| 7 | VDDA | - | VDDA |
| 8 | VREF+ | - | VREF+ |
| 9 | PB14 | - | PB14 |
| 10 | PB13 | - | PB13 |
| 11 | PB12 | - | PB12 |
| 12 | PB11 | - | PB11 |
| 13 | PB10 | - | PB10 |
| 14 | PE15 | - | PE15 |
| 15 | PE14 | - | PE14 |
| 16 | PE13 | - | PE13 |
| 17 | PE12 | - | PE12 |
| 18 | PE11 | - | PE11 |
| 19 | PE10 | - | PE10 |
| 20 | PE9 | - | PE9 |
| 21 | PE8 | - | PE8 |
| 22 | PE7 | - | PE7 |
| 23 | PB1 | - | PB1 |
| 24 | PB0 | - | PB0 |
| 25 | PC5 | - | PC5 |
| 26 | PC4 | - | PC4 |
| 27 | PA7 | - | PA7 |
| 28 | PA6 | - | PA6 |
| 29 | PA5 | - | PA5 |
| 30 | PA4 | - | PA4 |
| 31 | PA3 | - | PA3 |
| 32 | PA2 | - | PA2 |
| 33 | PA1 | - | PA1 |
| 34 | PA0 | - | PA0 |
| 35 | PC3 | - | PC3 |
| 36 | PC2 | - | PC2 |
| 37 | PC1 | - | PC1 |
| 38 | PC0 | - | PC0 |
| 39 | PC13 | - | PC13 |
| 40 | PE6 | - | PE6 |
| 41 | PE5 | - | PE5 |
| 42 | PE4 | - | PE4 |
| 43 | PE3 | - | PE3 |
| 44 | PE2 | - | PE2 |
Header 2 properties
| Name | Unknown |
| Reference | None |
| Type | Pin header (2.54mm, 22x2, male) |
Header 2 pins
| # | Name | Function | Connected to |
|---|---|---|---|
| 1 | 5V | - | +5V rail |
| 2 | 5V | - | +5V rail |
| 3 | 3V3 | - | +3.3V rail |
| 4 | 3V3 | - | +3.3V rail |
| 5 | GND | - | Ground plane |
| 6 | GND | - | Ground plane |
| 7 | PD8 | - | PD8 |
| 8 | PB15 | - | PB15 |
| 9 | PD10 | - | PD10 |
| 10 | PD9 | - | PD9 |
| 11 | PD12 | - | PD12 |
| 12 | PD11 | - | PD11 |
| 13 | PD14 | - | PD14 |
| 14 | PD13 | - | PD13 |
| 15 | PC6 | - | PC6 |
| 16 | PD15 | - | PD15 |
| 17 | PC8 | - | PC8 |
| 18 | PC7 | - | PC7 |
| 19 | PA8 | - | PA8 |
| 20 | PC9 | - | PC9 |
| 21 | PA10 | - | PA10 |
| 22 | PA9 | - | PA9 |
| 23 | PA12 | - | PA12 |
| 24 | PA11 | - | PA11 |
| 25 | PC10 | - | PC10 |
| 26 | PA15 | - | PA15 |
| 27 | PC12 | - | PC12 |
| 28 | PC11 | - | PC11 |
| 29 | PD1 | - | PD1 |
| 30 | PD0 | - | PD0 |
| 31 | PD3 | - | PD3 |
| 32 | PD2 | - | PD2 |
| 33 | PD5 | - | PD5 |
| 34 | PD4 | - | PD4 |
| 35 | PD7 | - | PD7 |
| 36 | PD6 | - | PD6 |
| 37 | PB5 | - | PB5 |
| 38 | PB3 | - | PB3 |
| 39 | PB7 | - | PB7 |
| 40 | PB6 | - | PB6 |
| 41 | PB9 | - | PB9 |
| 42 | PB8 | - | PB8 |
| 43 | PE1 | - | PE1 |
| 44 | PE0 | - | PE0 |
USB connector properties
| Name | Unknown |
| Reference | J5 |
| Type | USB Micro |
USB connector pins
| # | Name | Function | Connected to |
|---|---|---|---|
| 1 | - | VCC | +5V rail |
| 2 | - | D- | PA11 via 22Ω resistor (R2) |
| 3 | - | D+ | PA12 via 22Ω resistor (R3) |
| 4 | - | ID | N.C. |
| 5 | - | GND | Ground plane |
SWD header properties
| Name | Unknown |
| Reference | J1 |
| Type | Pin header (2.54mm, 22x2, male) |
SWD header pins
| # | Name | Function | Connected to |
|---|---|---|---|
| 1 | BT0 | - | BOOT0 |
| 2 | 3V3 | - | +3.3V rail |
| 3 | GND | - | Ground plane |
| 4 | SWDIO | - | PA13 |
| 5 | SWCLK | - | PA14 |
TFT header properties
| Name | Unknown |
| Reference | J4 |
| Type | Pin header (2.54mm, 8x1, female) |
TFT header pins
| # | Name | Function | Connected to |
|---|---|---|---|
| 1 | 3V3 | - | +3.3V rail |
| 2 | GND | - | Ground plane |
| 3 | SDI | - | PB15 |
| 4 | SCL | - | PB13 |
| 5 | CS | - | PB12 |
| 6 | SDO | - | PB14 |
| 7 | D/C | - | PC5 |
| 8 | BLK | - | PB1 |
SD-card connector properties
| Name | Unknown |
| Reference | None |
| Type | microSD |
SD-card connector pins
| # | Name | Function | Connected to |
|---|---|---|---|
| 1 | - | DAT2 | PC10, pulled up via 10kΩ (PR2) |
| 2 | - | CD/DAT3 | PC11, pulled up via 10kΩ (PR2) |
| 3 | - | CMD | PD2, pulled up via 10kΩ (PR2) |
| 4 | - | VDD | +3.3V rail |
| 5 | - | CLK | PC12, pulled up via 10kΩ (PR2) |
| 6 | - | VSS | Ground plane |
| 7 | - | DAT0 | PC8, pulled up via 10kΩ (PR3) |
| 8 | - | DAT1 | PC9, pulled up via 10kΩ (PR3) |
| 9 | - | CD | N.C., pulled up via 10kΩ (PR3) |
| 10 | - | Body | Ground plane |
Battery header properties footprint
| Name | Unknown |
| Reference | B1 |
| Type | Pin header (2.54mm, 2x1, male) |
Battery header pins footprint
| # | Name | Function | Connected to |
|---|---|---|---|
| 1 | + | - | VBAT |
| 2 | - | - | Ground plane |
Devices
W25Q16BV properties
| Name | Unknown |
| Reference | Unknown |
| Manufacturer | Winbond Electronics Corporation |
| Part | W25Q16BV |
| Marking | W25Q16BVSIG |
| Datasheet | Unavailable |
| Package | SOIC 8 pins |
| Description | 2MiB Dual/Quad SPI FLASH |
W25Q16BV pins
| # | Name | Function | Connected to |
|---|---|---|---|
| 1 | - | /CS | PA15 |
| 2 | - | DO | PB4 |
| 3 | - | /WP | +3.3V rail |
| 4 | - | GND | Ground plane |
| 5 | - | DI | PB5 |
| 6 | - | CLK | PB3 |
| 7 | - | /HOLD | +3.3V rail |
| 8 | - | VCC | +3.3V rail |