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10.4 Clocked Serial Interfaces 0, 1 (CSI0, CSI1)
10.4.1 Features
•
High-speed transfer: Maximum 4 Mbps
•
Half-duplex communications
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Master mode or slave mode can be selected
•
Transmission data length: 8 bits or 16 bits can be set
•
Transfer data direction can be switched between MSB first and LSB first
•
Eight clock signals can be selected (7 master clocks and 1 slave clock)
•
3-wire type SOn:
SIn:
SCKn: Serial clock I/O
•
Interrupt sources: 1 type
• Transmission/reception completion interrupt (INTCSIn)
•
Transmission/reception mode and reception-only mode can be specified
•
Two transmission buffers (SOTBFn/SOTBFLn, SOTBn/SOTBLn) and two reception buffers (SIRBn/SIRBLn,
SIRBEn/SIRBELn) are provided on chip
•
Single transfer mode and repeat transfer mode can be specified
Remark n = 0, 1
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CHAPTER 10 SERIAL INTERFACE FUNCTION
Serial transmit data output
Serial receive data input
User's Manual U14492EJ3V0UD
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