PCF8574 - GPIO expander I2C 8-bit
Бестселлер
- Артикул:
- 47398913
3 020 AMD
Характеристики
Прочие свойства
- Бренд
- OEM
Описание
Specification
- Power supply: from 2.5 V to 6 V
- Communication: I2C
- Allows you to connect up to 8 devices on the I2C bus
- Case: DIP-16
Details inthe documentation.
Description
The system allows to increase the number of devices connected to the I2C bus with 8 pieces. The system has 16 pins.
Note
System has a different address bus, depending on version:
- PCF857 0 | 1 | 0 | 0 | A2 | A1 | A0
- PCF8574A 0 | 1 | 1 | 1 | A2 | A1 | A0
Details inthe documentation
- PCF8574P 0 | 1 | 0 | 0 | A2 | A1 | A0
Details inthe documentation
GPIOs A2 | A1 | A0 can't stay unconnected.
Episode 10 of the Arduino course on connecting thePCF8574 expander.
Useful links
-
DocumentationPCF8574P
