Tag Archives: RFU Development Board

Teensy 3.2, DHT22 and XRF

The teensy 3.2 USB development board runs a

MK20DX256 32 bit ARM Cortex-M4 72 MHz (96 Mhz overclockable)
has
262144 Flash memory
65536 Ram Memory
2048 EEPROM
34 I/O Pins, runs on 3.3 V and is 5 Volt tolerant
21 Analogue Ins, 12 PWM’s, 3 UARTS, 2 I2C and 1 SPI input.

It comes with it’s own loader, compiler and Arduino Software Tools integration.

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DHT22 and RFu – 328/SRF and RFu Developer Kit

RFu - 328/SRF Arduino compatible wireless node
RFu – 328/SRF Arduino compatible wireless node

The RFu – 328/SRF is an Arduino compatible wireless node.It’s equipped with a 16Mhz Atmel ATMega 328P preloaded with the Arduino Uno bootloader. It can be programmed over the air as well as directly to the board’s serial or SPI pins with an FTDI breakout board.

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