KS4025 Keyestudio Micro:bit V2 Board: Difference between revisions
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Revision as of 14:47, 23 December 2020
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
Pins Description
Resource
- 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)
