SAMD21 Lite

The Bokra SAMD21 Lite, based on a 48MHz SAMD21 MCU, is a tiny ultra-low power mikroBUS compatible dev board. Features include 32KB RAM, 256KB flash, and I/O including USB, I2C, SPI, USART, ADC, and DAC, plus a mikroBUS connector.

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Product overview...
  • Board Name:   SAMD21 Lite
  • Category:   module
  • Model:  
  • Manufacturer:   Bokra
  • Official website:   click here
  • Price (USD):   $18
  • Additional info may be found via this automated Google search
  • Posted 2020-08-08 12:00am
System-on-Chip...
  • Microchip ATSAMD21G18A
  • Primary processor type:   Cortex-M0+
  • 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):   0
  • Type:   32KB SRAM
  • ECC support:   No
  • Factory installed?   No
On-board solid-state storage...
  • Maximum capacity (GB):   0.256
  • Type:   256KB flash
  • Factory installed?   Yes
Removable solid-state storage...
  • Interface type:   microSD (up to 128GB)
  • m.2 interfaces:   0
  • m.2 NVMe support:  
SATA support...
  • SATA ports:   0
USB ports...
  • USB host ports:   1
  • USB OTG ports:   0
  • USB port types:   2
Ethernet...
  • Ethernet interfaces:   0
  • Maximum LAN speed (Mbps):  
  • Wake-on-LAN support?  
Wireless...
  • WiFi:  
  • Bluetooth:  
  • Broadband:  
  • LoRa:  
HDMI...
  • Number of HDMI ports:   0
  • HDMI version:  
  • Max. HDMI resolution:  
  • FPS at max. resolution:  
Other display interfaces...
  • Composite video (CVBS) ports:   0
  • Other display interfaces (DSI, LVDS, VGA...):  
Camera interfaces...
  • Number of camera ports:   0
  • Camera interface types:  
Audio I/O...
  • Analog audio out:   0
  • Audio connector type:   none
  • Audio via HDMI?   0
  • I2S interfaces:   0
  • SPDIF interfaces:   0
  • Line inputs:   0
  • Mic inputs:   0
  • On-board microphones:   0
Other I/O...
  • GPIO:   7
  • ADC:   1
  • PWM:   1
  • SPI:   0
  • I2C:   2
  • UARTs:   1
  • RS232 (or 485 or 422):   0
  • IR receiver:   No
Expansion connector compatibility?
  • Arduino compatible:   No
  • Raspberry Pi compatible:   No
Miscellaneous functions...
  • Real time clock (RTC) support:   none
  • PMIC/PMU (power management controllers):  
  • Lithium battery support:  
Operating system support...
  • Linux:   no
  • Android:   no
  • Windows:   no
  • Other OSes:   RTOS
Other features not listed elsewhere...

* supports mikroBUS and Grove expansion
* includes 1x reset button and 3x LEDs

Physical specs...
  • Width (mm):   29
  • Height (mm):   25
  • Depth (mm):  
  • Weight (gm):  
  • Input voltage, min. (V):   5
  • Input voltage, max. (V):   5
  • Input current, min. (A):   0.5
  • Input current, max. (A):   0.5
  • Operating temp., min. (°C):  
  • Operating temp., max. (°C):  
  • Certifications:  

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(board ID = 452)

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