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User’s Manual U16702EE3V2UD00
Chapter 14
Queued CSI (CSI30, CSI31)
14.1 Features
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3-wire serial synchronous transfers
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The following 7 pins are provided to enable a 3-wire serial interface:
(a)
SO3 (serial data output)
(b)
SI3 (serial data input)
(c)
SCK3 (serial clock I/O)
(d)
CS30 - CS33 (Chip Select)
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Master mode and slave mode selectable
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Serial clock and data phase selectable
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Transfer date length selectable from 8 to 16 bits in 1-bit units
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Data transfer with MSB- for LSB-first selectable
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Three selectable transfer modes:
(a)
transmit only mode
(b)
receive only mode
(c)
transmit/receive mode
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Transmit and receive FIFO (16 elements)
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Selection between single buffer transfer mode and FIFO buffer transfer mode
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Internal baud rate generator
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Programmable baudrate through BRG output (master) or slave clock
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DMA transfer of received data to memory available
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Maximum SCK3 frequency: 10 MHz
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