Analog Devices SHARC ADSP-21368 - Page 884

Index
I-28 ADSP-21368 SHARC Processor Hardware Reference
send zero (SENDZ) bit, 6-11, 6-37
serial peripheral interface clock
(SPICLK) signal, 6-4
slave mode, 6-11, 6-20
slave mode operation, 6-11
slave select outputs (SPIDS0-3
), 6-6
SPIDS
pin, 6-6, 6-9, 6-11, 6-19, A-54
switching from receive to transmit mode,
6-23, 6-24
system, configuring and enabling bits,
6-16, A-52
transfer formats, 6-27
transfer, beginning and ending, 6-29
transfers, data, 6-30
transmit data (TXSPI) buffer, 6-2
transmit underrun error (SPIUNF) bit,
6-25, 6-26, 6-34
TXFLSH (flush transmit buffer) bit,
6-23, A-55
unpacking data, 6-33
word lengths, 6-31
SPI bits
baud rate enable (BAUDR), A-60
chain loading status (SPICHS), A-64
chained DMA enable (SPICHEN_A and
SPICHEN_B), 6-16, A-63
clock phase (CPHASE), A-55
clock polarity (CLKPL), 6-5, 6-27, A-55
device select control (SPIFLGx3-0),
A-58
device select enable (DSxEN), 6-15
DMA control, A-63
DMA interrupt enable (INTEN), 6-34
enable (SPIEN), A-55
enable interrupt on error (INTERR),
6-34
external transaction complete (SPIFE),
A-57
flag select (FLGx), 6-10
SPI bits (continued)
flush receive buffer (RXFLSH), 6-23,
6-25, A-55
flush transmit buffer (TXFLSH), A-55
get more data (GM), 6-11, 6-37
input service select (ISSS), A-58
input slave select (ISSEN), A-54
input slave select enable (ISSEN), 6-36
internal loop back (ILPBK), A-56
low priority interrupt (SPILI), 6-34
master select (SPIMS), A-55
MISO disable (DMISO),
A-54
mode-fault error (MME), 6-35, A-57
most significant byte first (MSBF), A-54
multimaster error (SPIMME), 6-35
open drain output select (OPD), A-55
packing enable (PACKEN), A-55
reception error (ROVF), 6-34, 6-35,
6-37, A-57
seamless transfer (SMLS), A-55
send zero (SENDZ), A-54
sign-extend (SGN), A-55
transfer finished (SPIF), 6-30
transfer initiation mode (TIMOD), A-54
transmission error (TUNF), 6-35, 6-37,
A-57
transmit collision error (TXCOL), 6-37,
A-57
transmit data buffer status (TXS), 6-15,
6-21, 6-30, A-57
transmit underrun error (SPIUNF),
A-63
transmit underrun error (SPIUNFE),
6-35
word length (WL), A-54
SPI master booting, 14-37
SPI receive DMA interrupt mask
(SPILIMSK) bit, B-11
SPI receive DMA interrupt mask pointer
(SPILIMSKP) bit, B-12