Kurzer Name | BBC Micro:bit v2 | M5StickC plus | ATOM Matrix |
---|---|---|---|
Bild | |||
Webseite | microbit.org/... | m5stack.com/... | m5stack.com/... |
Veröffentlichungsdatum | 2020-10-13 | 2020 | 2020 |
Preis | $ 15 | $ 13.95 | $ 8.95 |
Product details | |||
CPU | nRF52833 Arm Cortex-M4 32 bit with FPU | ESP32 Dual core | ESP32 Dual core |
CPU Clock | 64 MHz | 240 MHz | 240 MHz |
RAM | 128 KB | 520 KB SRAM | 520 KB SRAM |
ROM (Flash) | 512 KB | 4 MB | 4 MB |
Operating voltage | 3.3 V | 3.3 V | 3.3 V |
USB | Ja micro-USB | Ja USB-C | Ja USB-C |
Built-in battery | Nein | Ja 120 mAh @ 3.7V | Nein |
Screen type | 5x5 red micro led | 1.14 inch 135x240 px color LCD | 5x5 multi color led |
Konnektivität | |||
I²C | Ja | Ja | Ja |
UART | x1 | x1 | x1 |
USB Host | Ja | Nein | Nein |
GPIO | 19 | 6 accessible | 6 accessible |
ADC | Ja x6 10-bit | Ja 10 bit | Ja 10 bit |
PWM | Ja x3 | Ja | Ja |
DAC | Nein | Ja | Ja |
SPI | Ja x3 | - Not accessible | - Not accessible |
RTC | Nein | Ja | Nein |
Bluetooth® | Ja BLE 5.1 | Ja | Ja |
Infrared port | Nein | Ja TX | Ja TX |
Wi-Fi | Nein | Ja | Ja |
Sensors | |||
Accelerometer | Ja | Ja | Ja |
Built-in microphone | Ja | Ja | Nein |
Built-in speaker | Ja | - Buzzer | Nein |
Hall-Sensor | Nein | Ja | Ja |
Capteur de température | Ja | ||
Touch sensors | Touch-sensitive logo pin | ||
Built-in buttons | 4 (2 + 1 reset + 1 capacitive touch) | 3 (Front + Side + on/off) | 2 (Screen + on/off) |
Software | |||
Programming Language | MicroPython, C/C++, Code blocks, Arduino | MicroPython, C/C++, Code blocks (UIFLOW), Arduino | MicroPython, C/C++, Code blocks (UIFLOW), Arduino |
Drag & Drop upload | Ja | Nein | Nein |
Abmessungen | |||
Höhe | 43 mm | 48.2 mm | 24 mm |
Breite | 52 mm | 25.5 mm | 24 mm |
Tiefe | 13.7 mm | 14 mm | |
Links | |||
Name | BBC Micro:bit v2 | M5Stack M5StickC plus | M5Stack ATOM Matrix |
Webseite | microbit.org/... | m5stack.com/... | m5stack.com/... |