Section 1 Overview
Page 6 of 2108 R01UH0134EJ0400 Rev. 4.00
Sep 24, 2014
SH7262 Group, SH7264 Group
Items Specification
Serial communication
interface with FIFO
Eight channels
Clocked synchronous or asynchronous mode selectable (SH7262:
channels 0 to 2, SH7264: channels 0 to 3)
Simultaneous transmission and reception (full-duplex communication)
supported
Dedicated baud rate generator
Separate 16-byte FIFO registers for transmission and reception
Modem control function (SH7262: channel 1, SH7264: channels 1 and
3, in asynchronous mode)
Renesas serial
peripheral interface
Two channels
SPI operation
Master mode and slave mode selectable
Programmable bit length, clock polarity, and clock phase can be
selected.
Consecutive transfers
MSB first/LSB first selectable
Maximum transfer rate: 36 Mbps
I
2
C bus interface 3
Three channels
Master mode and slave mode supported
Serial sound interface
Four-channel bidirectional serial transfer
Duplex communication (channel 0)
Support of various real audio formats
Support of master and slave functions
Generation of programmable word clock and bit clock
Multi-channel formats
Support of 8, 16, 18, 20, 22, 24, and 32-bit data formats
Support of eight-stage FIFO for transmission and reception
Serial I/O with FIFO
Support of 16-stage 32-bits FIFOs independently for transmission and
reception
8-bit monaural/16-bit monaural/16-bit stereo audio input and output
Connectable to linear, audio, or A-Law or -Law CODEC chip
Support of master and slave functions