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파이콤 GPy IoT 플랫폼 -WiFi, BLE, LTE-M
(Pycom GPy - WiFi, Bluetooth LE and LTE-M)
개요
- 본 제품은 WiFi, BLE, 이동통신 LTE CAT M1/NB1 을 지원하는 Pycom사의 GPy 보드입니다.
- MicroPython 프로그래밍이 가능한 마이크로컨트롤러보드로 IoT 어플리케이션 개발을 위한 플랫폼입니다.
- 단거리(BLE)/중거리(WiFi)/원거리(LTE) 통신이 가능한 모듈입니다.
- WiFi/BLE를 위해 세라믹 안테나를 장착하고 있으며, LTE 사용을 위해서는 별도의 안테나가 필요합니다.
특징
-
Technical Specs:
- Size: 55mm x 20mm x 3.5mm (Without Headers)
- Weight: 7g
- For product support you can contact Pycom here
Features
- Powerful CPU
- Three networks: WiFi, BLE, and cellular LTE-CAT M1/NB1
- 1KM WiFi range
- MicroPython enabled
- Fits in a standard breadboard (with headers)
- Ultra-low power usage: a fraction compared to other connected microcontrollers
- Open source firmware
Processing
- Espressif ESP32 SoC
- Dual processor and WiFi radio system on chip
- Networking processor handles the WiFi connectivity and the IPv6 stack
- Main processor is entirely free to run the user application
- An extra ULP-coprocessor that can monitor GPIOs, the ADC channels and control most of the internal peripherals during deep-sleep mode while only consuming 25uA
Interfaces
- 2 x UART, 2 x SPI, I2C, micro SD card
- Analog channels: 8×12 bit ADCs, 2×8 bit DAC
- Timers: 2×64 bit with PWM with up to 16 channels
- DMA on all peripherals
- GPIO: Up to 22
Hash / Encryption
SHA, MD5, DES, AES
WiFi Networking
- 802.11b/b/n 16mbps
Bluetooth
- Low energy and classic
RTC
- Running at 32KHz
Security & Certifications
- SSL/TLS support up to 1.2
- WPA Enterprise security
- AES encryption engine
Memory
- RAM: 4MB
- Flash Memory: 8MB
- GPIO: Up to 22
- Hardware floating point acceleration
- Python multi-threading
Power
- Voltage Input: 3.3V – 5.5V
- 3v3 output capable of sourcing up to 400mA
LTE-M Operating Frequencies
- 4 bands supports from 699Mhz to 2690Mhz (Total world-wide support)
LTE-M Specification
- One single chip for both CAT M1 and NB1 (yes, only one chip)
- 3GPP release 13 LTE Advanced Pro
- Supports narrowband LTE UE categories M1/NB1
- Integrated baseband, RF, RAM memory and power management
- Reduced Tx power class option
- Peak power estimations: TX current = 420mA peak @1.5Watt RX current = 330mA peak @1.2Watt
- Data rates:
- 300 kbps DL
- 375 kbps UL (LTE Cat M1 in 1.4 Mhz, HD-FDD)
- 40 kbps DL
- 55 kbps UL (LTE Cat M2 in 200 kHz, HD-FDD)
Tx/Rx Frequencies
Ports for LTE Bands
Tx frequencies
Rx frequencies
Low bands 5, 8, 12, 13, 18, 19, 20, 28
699 to 915 MHz
729 to 960 MHz
Mid bands 1, 2, 3, 4
1710 to 1980MHz
1805 to 2170 MHz
WiFi Networking
- Up to 1km range
- 802.11b/g/n 16mbps
- Power: 12mA in active mode, 5uA in standby
