NCA9555 port equivalent, 16-bit i2c-bus i/o port.
* Operating power supply voltage range of 2.3 V to 5.5 V
* 5 V tolerant I/Os
* I2C to Parallel Port Expander
* Polarity Inversion register
* Active LO.
It provides a simple solution when additional I/O is needed for ACPI power switches, sensors, push buttons, LEDs, fans,.
.......10
....... 10 ....... 10 ....... 10 6.1. DEVICE ADDRESS...... 10 6.2. COMMAND BYTE.......10 6.3. REGISTERS 0 AND 1: INPUT PORT REGISTERS.........10 6.4. REGISTERS 2 AND 3 : OUTPUT PORT REGISTERS......
Image gallery
TAGS
Manufacturer
Related datasheet
Download (Size : 2.68MB)