PCF8574 i2c - i/o expansion board
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Productomschrijving
PCF8574 i2c - i/o expansion board
Het PCF8574 IO Expansion Board is een 8-bit i/o expansie die via i2c communiceert.
Er kunnen tot 8 modules x 8 kanalen op de i2c dus 64 i/o poorten.
Poortnummers (i/o) zijn afhankelijk van het I2C adres.
PCF8574 Adressering.
A0: | A1: | A2: | Address: | Port range: |
---|---|---|---|---|
0 | 0 | 0 | 0x20 | 1 - 8 |
1 | 0 | 0 | 0x21 | 9 - 16 |
0 | 1 | 0 | 0x22 | 17 - 24 |
1 | 1 | 0 | 0x23 | 25 - 32 |
0 | 0 | 1 | 0x24 | 33 - 40 |
1 | 0 | 1 | 0x25 | 41 - 48 |
0 | 1 | 1 | 0x26 | 49 - 56 |
1 | 1 | 1 | 0x27 | 57 - 64 |
Productspecificaties
- Artikelnummer
- N47