Analog Devices ADSP-21261 SHARC Hardware Reference Manual page 838

Index
SPI
features, 10-1
finished See SPIF bit
functional description,
interconnection, 10-6
interface signals, 10-3
interrupt, 10-47
interrupts, 10-24, 10-32
in the slave mode, 10-10
master mode, 10-9, 10-43
master mode operation, configuring for,
10-43
mode-fault error See MME bit
multimaster error See SPIMME bit
multimaster mode, 10-11
open drain output enable See OPD pin
operation, master mode,
operation, slave mode,
operations, 10-43
port control See SPICTL register
receive buffer See RXSPI register
receive control See SPICTL register
receive data (RXSPI) buffer,
registers, A-92
registers, listed, A-63
send zero See SENDZ bit
send zero (SENDZ) bit,
sixteen-bit word lengths,
slave mode, 10-10, 10-44,
SPIDS pin, 10-44, 10-47
switching from receive to transmit mode,
10-50, 10-52
system, configuring and enabling bits,
10-46
system configuring and enabling,
thirty-two bit word lengths,
transmission error status See SPISTAT
register
transmit and receive operation data,
10-37
I-28
(continued)
10-2
10-45
10-48
10-43
10-44
10-30
10-45
A-96
10-31
ADSP-2126x SHARC Processor Hardware Reference
SPI
transmit buffer See TXSPI register
transmit data buffer See TXSPI register
transmit underrun error (SPIUNF) bit,
10-53, 10-54
TXFLSH (flush transmit buffer) bit,
10-51
SPIBAUD, SPICTL, SPIFLG, and
SPISTAT registers,
SPI baud rate See SPIBAUD register
SPI Baud Rate (SPIBAUD) register, 10-34,
A-102
SPIBAUD register, 10-4, 10-34, 10-35,
A-102
SPIBAUD register bits,
SPI bits
chained DMA enable (SPICHEN_A and
SPICHEN_B), 10-46
device select enable (DSxEN),
flush receive buffer (RXFLSH), 10-51,
10-53
get more data (GM),
receive overflow error (SPIOVF), 10-53,
10-54
SENDZ (send zeros) bit,
SPICHEN_A and SPICHEN_B bit,
10-14, 10-18
SPICHEN_A and SPICHEN_B (SPI
DMA chaining enable) bits, 10-46,
10-48
SPICHEN bit, 9-56, A-77,
SPICHS bit, A-106
SPICLK
clock signal, 10-2, 10-4
signal, generated by the master,
timing, 10-5
SPI clock See SCKx pins, SPICLK signal
SPI Control (SPICTL) register,
SPICTL register, 7-24, A-94, A-96,
SPIDEN bit, 7-30, A-105
(continued)
10-34
10-35
10-45
10-44
10-44
A-105
10-26
A-96
A-100