Clocked Serial Interfaces 0, 1 (Csi0, Csi1); Features - NEC PD703114 User Manual

V850e/ia2 32-bit single-chip microcontrollers
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10.4 Clocked Serial Interfaces 0, 1 (CSI0, CSI1)

10.4.1 Features

High-speed transfer: Maximum 5 Mbps
Half-duplex communications
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 transmit buffers (SOTBFn/SOTBFLn, SOTBn/SOTBLn) and two receive buffers (SIRBn/SIRBLn,
SIRBEn/SIRBELn) are provided on chip
Single transfer mode and repeat transfer mode can be specified
Remark
n = 0, 1
474
CHAPTER 10 SERIAL INTERFACE FUNCTION
Serial transmit data output
Serial receive data input
User's Manual U15195EJ5V0UD

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