ma009a Megawin Technology, ma009a Datasheet - Page 9

• Manufacturer Part Number: ma009a
• Description: 24-bit I/o Extender With Interrupt Function
• Manufacturer: Megawin Technology

Command waveform example:
If we want to set the P0.0~P0.3 as interrupt source, then we can
All the signals are sent MA009 by master(s) in this case.
If we want to read the interrupt status, then we can send
The last 8-bit data is sent by MA009 in this case.
MEGAWIN
SCLK
SCLK
C/DB
C/DB
Sin
Sin
MSB
MSB
COMMAND
COMMAND
MA009A Technical Summary
COMMAND WRITE PERIOD
COMMAND READ PERIOD
LSB
LSB
MSB
MSB
43H to MA009.
write 0FH into P0IEN register.
DATA
DATA
LSB
LSB
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