ADP5589 expansion equivalent, keypad decoder and i/o expansion.
16-element FIFO for event recording 19 configurable I/Os allowing functions such as
Keypad decoding for matrix up to 11 × 8 Key press/release interrupts Key pad lock/unlo.
Devices requiring keypad entry and I/O expansion capabilities
FUNCTIONAL BLOCK DIAGRAM
VDD
GND
RST
SDA SCL
ADP5589
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