MKR Windy

MKR Windy is an Arduino MKR form-factor module based on an STM32WL SoC, which combines a Cortex-M4 MCU, 64KB SRAM, 256KB NAND, and a sub-GHz radio. The module supports LoRa, FSK, (G)MSK, and BPSK RF formats, offers USART, ADC, SPI, and I2C I/Os.

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Product overview...
  • Board Name:   MKR Windy
  • Category:   module
  • Model:   MDX-MKR-STWLU-R01
  • Manufacturer:   Midatronics
  • Official website:   click here
  • Price (USD):  
  • Additional info may be found via this automated Google search
  • NEW: Compare this board to others here
  • Posted 2021-02-06 2:29pm
System-on-Chip...
  • ST Microelectronics STM32WL
  • Primary processor type:   Arm Cortex-M4
  • Primary processor word-width:   32-bit
  • Primary processor cores:   1
  • Primary processor clock rate (GHz):   0.048
Additional processors (if any)...
  • GPU (graphics):  
  • MCU (microcontroller):  
  • FPGA (gates):  
  • Other (DSP, FPU, NPU, TPU, AI...):  
System RAM...
  • Maximum capacity (GB):   .000064
  • Type:   SRAM
  • ECC support:   No
  • Factory installed?   Yes
On-board solid-state storage...
  • Maximum capacity (GB):   .000256
  • Type:   NAND
  • Factory installed?   Yes
Removable solid-state storage...
  • Interface type:  
  • m.2 interfaces:  
  • m.2 NVMe support:  
SATA support...
  • SATA ports:  
USB ports...
  • USB host ports:  
  • USB OTG ports:  
  • USB port types:  
Ethernet...
  • Ethernet interfaces:  
  • Maximum LAN speed (Mbps):  
  • Wake-on-LAN support?  
Wireless...
  • WiFi:  
  • Bluetooth:  
  • Broadband:  
  • LoRa:   yes
HDMI...
  • Number of HDMI ports:  
  • HDMI version:  
  • Max. HDMI resolution:  
  • FPS at max. resolution:  
Other display interfaces...
  • Composite video (CVBS) ports:  
  • Other display interfaces (DSI, LVDS, VGA...):  
Camera interfaces...
  • Number of camera ports:  
  • Camera interface types:  
Audio I/O...
  • Analog audio out:  
  • Audio connector type:  
  • Audio via HDMI?  
  • I2S interfaces:   1
  • SPDIF interfaces:  
  • Line inputs:  
  • Mic inputs:  
  • On-board microphones:  
Other I/O...
  • GPIO:  
  • ADC:   1
  • PWM:  
  • SPI:   1
  • I2C:   1
  • UARTs:   1
  • RS232 (or 485 or 422):  
  • IR receiver:   No
Expansion connector compatibility?
  • Arduino compatible:   No
  • Raspberry Pi compatible:   No
Miscellaneous functions...
  • Real time clock (RTC) support:  
  • PMIC/PMU (power management controllers):  
  • Lithium battery support:  
Operating system support...
  • Linux:  
  • Android:  
  • Windows:  
  • Other OSes:  
Other features not listed elsewhere...

* MKR Windy is an Arduino MKR1000 form-factor board based on the Midatronics WINDY Module [PDF download]
* Note: the precise quantities of GPIO signals of each type (SPI, I2C, I2S, DIO, ADC) are not delineated in the online product specs or block diagram.
* Sub-GHz radio is based on Semtech SX126x, and is said to support LPWAN IoT applications

Physical specs...
  • Width (mm):   23
  • Height (mm):   15
  • Depth (mm):  
  • Weight (gm):  
  • Input voltage, min. (V):   1.8
  • Input voltage, max. (V):   3.6
  • Input current, min. (A):  
  • Input current, max. (A):  
  • Operating temp., min. (°C):  
  • Operating temp., max. (°C):  
  • Certifications:  

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(board ID = 522)

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