View source for KS4025 Keyestudio Micro:bit V2 Board


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== Description ==

Micro: bit is an ARM-based microcontroller designed by BBC. Consisting of onboard Bluetooth, accelerometer, electronic compass, three buttons, 5 x 5 LED dot matrix, it is only half the size of credit card and mainly used for programming education for teenagers. In order to carry it conveniently, we put a micro: bit control board and two manuals in storage bag. The storage bag is light and beautiful.


== Specification ==

* Working voltage: 3.3V 
* Power supply voltage: 3-3.3V 
* Micro USB program burning/power supply port: 5V 
* PH2.0 power interface: 3-3.3V 
* Alligator clip interface: 3-3.3V 
* Detection range: 0-3.3V 
* Processor: Arm Cortex-M4 32 bit processor with FPU 
* Working temperature: 0-85℃ 
* Micro USB program burning/power supply port 
* PH2.0 3V power supply port 
* 4mm alligator clip interface*5 
* Gold finger interface*20 
* Product size: 43*52mm 
* Weight: 9.6g

== Features ==

* Support PXT graphical programming interface developed by Microsoft
* Support Windows, macos, iOS and Android system
* The programming environment is based on WEB services, no need to download additional compilers
* Burn and simulate program via USB on PC terminal
* Burn and simulate program via Bluetooth
* Support multiple communication programming languages including javasript, python, mbed c.


== On-board Resource ==

* Application Processor：Nordic nRF52833，64MHz ARM Cortex-M4, 512KB Flash、128KB RAM
* Bluetooth 	Wireless Communication：Bluetooth 5.1 with Bluetooth Low Energy，2.4GHz ISM ，50 2MHz channels
* Micro:bit Radio：2.4GHz Freq band，1Mbps or 2Mbps Channel rate
* LSM303AGRthree-axis accelerator and magnetic sensor
* Temperature sensing：on-core NRF52，Sensing range：-40℃ ~ 105℃
 
* Speaker：JIANGSU HUANENG MLT-8530
* Microphone：Knowles SPU0410LR5H-QB-7 MEMS，-38dB ±3dB @ 94dB SPL
* 25 Pcs red LEDs
* Three mechanical buttons including two user buttons and a reset button
* A touch logo
* MicroUSB power-supply/download connector，power socket, edge connector，including SPI, PWM, I2C, support 17 pcs GPIO

== Function ==

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== Pins Description ==

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== Resource ==
https://fs.keyestudio.com/KS4025

* micro:bit official website：http://microbit.org/
* http://microbit.org/zh-CN/code/
* http://microbit.org/zh-CN/ideas/
* http://microbit.org/zh-CN/guide/
（recommend Google Chrome)


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