CY8C9560A expander equivalent, 20 - 40 and 60 bit i/o expander.
* I2C interface logic electrically compatible with SMBus
* Up to 20 (CY8C9520A), 40 (CY8C9540A), or 60 (CY8C9560A) I/O data pins independently configurable as inp.
..... 3
Device Access Addressing ...... 4 Serial EEPROM Device ....... 4 Multi Port I/O Device . 4
Pinouts ........ 5 28.
... 9 Extendable Soft Addressing 9 Interrupt Pin (INT) ...... 9 Write Disable Pin (WD) ....... 9 External Reset Pin (XRES) . 9 Working with PWMs .. 9
Register Mapping Table ......... 11 Register Descriptions .. 11
Input Port Registers (00h
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