M5Station-485 is a multi-purpose industrial level programmable embedded controller with Espressif ESP32 SOC, integrated Wi-Fi and 'BT' solution, dual core low-power Xtensa® 32-bit LX6 microprocessor, main frequency up to 240MHz.
Onboard 16M FLASH, integrated 240*135 1.14" full colour HD IPS display + physical keypad + rich peripherals, two sets of six expansion ports+ Low-power sleep/wakeup function. Multiple power supply options USB Type-C, PWR485, External Battery (battery socket reserved on board). The integrated high power density boost DC/DC converter SCT12A0DHKR on board ensures the stability of the electrical equipment even in complex applications. This device is suitable for industrial control, intelligent buildings, multi-channel data acquisition nodes and prototyping applications.
- HMI:
- 1.14" IPS display
- 3 physical programmable keys
- 1 ON/OFF button
- 7 programmable RGB LEDs
- Power supply:
- Input:
- Integrated 9~24V->5V DC/DC SY8303 Buck circuit
- AXP192 power management chip
- Output:
- Each interface (6 Grove, 1 USB-A) is electronically switched on/off by SGM2553D.
- INA3221 for voltage/current acquisition for Grove interfaces, and INA199 for current acquisition for the USB-A
- Integrated high power density boost DC/DC converter SCT12A0DHKR
- Low power consumption:
- Integrated RTC BM8563 to achieve low power sleep/wakeup function
- Port Design:
- 6 way Grove expansion interface
- Port A1/A2 shared the same power and signal pins
- Port B1/B2/C1/C2 have separate power and signal pins
- PWR485 interface (4-wire - VH3.96)
- RS485
- 9~24V power input
- USB Tpye-A power supply output only, no signal pins
- Mechnical Design:
- Din rail
- Magnet
- Wall Mount
- Screws
- Ribbon
- Programming development:
- Supports UIFlow graphical programming platform, scripting, compile-free, cloud push
- Fully compatible with Arduino, ESP32-IDF and other mainstream development platforms
- Support FreeRTOS, with the help of dual-core and multitasking mechanism, efficient organization of task logic, optimize the execution efficiency of the program.
Power Management
Operation:
- Power on: Click the central power button.
- Power off: Press and hold the central power button for 4 seconds.
Include
- 1x M5Station-485
- 1x Type-C USB (100cm)
- 1x HEX Key
Applications
- Industrial Controller
- Multi-channel data acquisition
- IoT product prototyping
- DIY/Prototyping
Specification
| Spec | Parameters |
|---|---|
| ESP32-D0WDQ6-V3 | 240MHz dual core, 600 DMIPS, 520KB SRAM, Wi-Fi |
| Flash | 16MB |
| USB powered | 5V@1A |
| RS485 power supply | 9~24V@1A |
| Interface | Type-C x1, GROVE(I2C+I/0+UART) x6, Full-Size USB Type-A(OUTPUT),PWR485 |
| LEDs | SK6812 x7 |
| Pushbuttons | Power Button, Physical Button \ 3 |
| IPS LCD Screen | 1.14"@240*135 ST7789V2 |
| RTC | BM8563 |
| PMU | AXP192 |
| Voltage/Current Collector | INA3221 + INA199 |
| USB Chips | CH9102F |
| Step-Down Chips | SY8303 |
| DC/DC Boost | SCT12A0DHKR |
| Power Distribution Switch | SGM2553D |
| Antenna | 2.4G 3D Antenna |
| Operating Temperature | 0°C to 60°C |
| Base Screw Specification | Hexagon socket cup head M2*8 screw |
| Internal PCB reserved interface | Battery interface(Specification:1.25mm-4P)USB line interface(Specification:1.25mm-4P) |
| Net Weight | 63.1g |
| Gross Weight | 108.1g |
| Product Dimensions | 92 x 64.5 x 35 mm |
| Package Size | 104.5 x 70.5 x 50mm |
| Case Material | ABS+PC |
Driver Installation
Click on below link to download the driver for your operating system. After extracting the zip package, select the installation package that corresponds to the operating system bit number to install. (CH9102_VCP_SER_MacOS v1.7 may report an error during the installation process, but the installation is actually complete, just ignore it.) If you are unable to download the program properly (timeout or Failed to write to target RAM), you can try to reinstall the driver.
| Driver name | Applicable driver chip | Download link |
|---|---|---|
| CH9102_VCP_SER_Windows | CH9102 | Download |
| CH9102_VCP_SER_MacOS v1.7 | CH9102 | Download |
PinMap
key BUTTON A & key BUTTON B & key BUTTON C & power button
| ESP32 Chip | GPIO37 | GPIO38 | GPIO39 |
|---|---|---|---|
| Key Pins | BUTTON A | BUTTON B | BUTTON C |
Color TFT screen
Driver chip:ST7789v2 Resolution: 135x240 @1.14"
| ESP32 Chip | GPIO5 | GPIO15 | GPIO18 | GPIO19 | GPIO23 | |
|---|---|---|---|---|---|---|
| AXP192 | Chip AXP_LDO3 | |||||
| LCD | CS | RESET | SCK | RS | MOSI | LCD_BL |
RTC
| ESP32 Chip | GPIO21 | GPIO22 | |
|---|---|---|---|
| BM8563 | SDA | SCL | INT |
| AXP192 | AXP_PWR |
Current and Voltage Monitor
| ESP32 Chip | GPIO21 | GPIO22 | Control Channel |
|---|---|---|---|
| INA3221(0x40) | SDA | SCL | AXP_GPIO0,AXP_GPIO1 |
| INA3221(0x41) | SDA | SCL | AXP_GPIO2,AXP_GPIO3,AXP_GPIO4 |
Internal I2C connection
| ESP32 Chip | GPIO21 | GPIO22 |
|---|---|---|
| AXP192 | SDA | SCL |
| BM8563 | SDA | SCL |
| INA3221 | SDA | SCL |
PWR485
| Chip | GPIO3 | GPIO1 | GPIO2 | (DCDC 9~24->5V) | GND |
|---|---|---|---|---|---|
| SP3485 | TXD | RXD | REn(READ Enable) | GND | |
| SY8303 | VIN_12V |
Power Management Chips (AXP192)
| RTC | LCD BackLight | ESP32-3.3V SK6812,INA3221,CH902F |
|---|---|---|
| LDO1 | LDO3 | DC-DC1 |
USB to Serial Port
| ESP32 Chip | GPIO3 | GPIO1 |
|---|---|---|
| CH9102F | TXD | RXD |
M5Station Port Description
| PORT | PIN | Metering Port | Notes: |
|---|---|---|---|
| PORT-A1(red) | G32/33(SDA/SCL) | AXP_GPIO0 | I2C |
| PORT-A2(red) | G32/33(SDA/SCL) | AXP_GPIO0 | I2C |
| PORT-B1(black) | G25/35(OUT/IN) | AXP_GPIO1 | DAC/ADC |
| PORT-B2(black) | G26/36(OUT/IN) | AXP_GPIO2 | DAC/ADC |
| PORT-C1(blue) | G14/13(TX/RX) | AXP_GPIO3 | UART |
| PORT-C2(blue) | G17/16(TX/RX) | AXP_GPIO4 | UART |
Power Consumption Test
| Operating current (LCD, LED, WIFI on) | Standby current (LCD, LED on) |
|---|---|
| 161mA | 105mA |
Related Link
- Datasheet
Example
- Arduino