USB - UART TTL FT232RL
- chip: FT232RL;
- levels: 0 - 5V and 0 - 3,3V (switched);
- self-healing fuse: 500 mA;
- maximum load: at 0 - 5V 500mA, at 0 - 3,3V 50mA;
- dimensions: 42 x 19 x 11 mm;
- weight: 6 g
Arduino compartible controller, AT89C5131 MCU based.
- 10 pinout I/O ports
- I2C onboard
- 3V3 - 5V support
Price - $2
NOVOMATIC
- 10 pinout I/O ports
- I2C onboard
- 3V3 - 5V support
Price - $2
Digispark Attiny85 USB debug board
- microcontroller: ATtiny85-20SU;
- microcontroller flash memory: 8 KB (2 KB are used for the bootloader);
- supported interfaces: I2C, SPI, USB;
- supported software: Arduino IDE, Windows, Linux;
- firmware on the interface: USB;
- power supply: USB, external 5 V, external 7 - 35 V;
- voltage stabilizer: 5 V, 500 mA;
- dimensions: 27 x 19 x 2 mm;
- weight: 3 g.
Price - $2
LPC11u35 Development Board, Arduino compartible
- NXP LPC11U35 MCU
- Low power ARM:registered: Cortex:tm:-M0 Core
- 48MHz, 8KB RAM, 64KB FLASH, 2KB E2PROM
- USB Device, 2xSPI, I2C, UART, 8xADC, GPIO
- Prototyping form-factor
- 5V USB or 4.5-5.5V supply
- Built-in USB drag 'n' drop FLASH programmer
- Reset and Bootloader enable push-buttons
- High level C/C++ SDK
Price - $2
Microstar Attiny85 USB debug board
Very tiny development board
- microcontroller: ATtiny85-20SU;
- microcontroller flash memory: 8 KB (2 KB are used for the bootloader);
- supported interfaces: I2C, SPI, USB;
- supported software: Arduino IDE, Windows, Linux, Raspbery OS;
- firmware on the interface: USB;
- power supply: USB, external 5 V, external 7 - 35 V;
- voltage stabilizer: 5 V, 500 mA;
- dimensions: 27 x 19 x 2 mm;
- weight: 1.2 g.
Price - $2