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Motorola DSP56301 User Manual

Page 369

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Index

-13

Asynchronous 8-1
Synchronous 8-1

programming model 8-9

data registers 8-22

Receive Data (RXD) 8-4
recover synchronization 8-2
reset 8-5

RXD

,

TXD

,

SCLK

8-3

SCI Clock Control Register (SCCR) 8-7

,

8-8

,

8-9

,

8-19
bit definitions 8-19
Clock Divider (CD) 8-20
Clock Out Divider (COD) 8-19
Clock Prescaler (SCP) 8-19
programming sheet B-36
Receive Clock Mode Source (RCM) 8-19
Transmit Clock Source (TCM) 8-19

SCI Control Register (SCR) 8-7

,

8-8

,

8-9

,

8-12

bit defintions 8-12
Idle Line Interrupt Enable (ILIE) 8-13
programming sheet B-35
Receive with Exception Interrupt Enable

(REIE) 8-12

Receiver Enable (RE) 8-14
Receiver Wakeup Enable (RWU) 8-15
SCI Clock Polarity (SCKP) 8-12
SCI Receive Interrupt Enable (RIE) 8-13
SCI Shift Direction (SSFTD) 8-15
SCI Transmit Interrupt Enable (TIE) 8-13
Send Break (SBK) 8-15
Timer Interrupt Enable (TMIE) 8-13
Timer Interrupt Rate (STIR) 8-12
Transmitter Enable (TE) 8-14
Wakeup Mode Select (WAKE) 8-15
Wired-OR Mode Select (WOMS) 8-14
Word Select (WDS) 8-16

SCI Receive Data Register (SRX) 8-9

,

8-22

SCI Status Register (SSR) 8-9

,

8-17

bit definitions 8-17
Framing Error Flag (FE) 8-17
Idle Line Flag (IDLE) 8-18
Overrun Error Flag (OR) 8-18
Parity Error (PE) 8-17
Receive Data Register Full (RDRF) 8-18
Received Bit 8 (R8) 8-17
Transmit Data Register Empty (TDRE) 8-18
Transmitter Empty (TRNE) 8-18

SCI Transmit Data Address Register (STXA) 8-9
SCI Transmit Data Register (STX) 8-9
select wakeup on idle line mode 8-15
Serial Clock (

SCLK

) 8-4

,

8-21

state after reset 8-5
Synchronous mode 8-2
transmission priority

preamble, break, and data 8-7

transmit and receive shift registers 8-2
Transmit Data (

TXD

) 8-4

Transmit Data Register (STX or STXA) 8-22
Transmit Data Register (STX) 8-23
Wired-OR mode 8-3

Serial Control 0 (

SC00

and

SC10

) signals 7-4

Serial Control 1 (

SC01

and

SC11

) signals 7-4

Serial Control 2 (

SC02

and

SC12

) signals 7-6

Serial Control Direction 0 (SCD0) bit 7-23
Serial Control Direction 1 (SCD1) bit 7-23
Serial Control Direction 2 (SCD2) bit 7-23
Serial Input Flag 0 (IF0) bit 7-4

,

7-29

Serial Input Flag 1 (IF1) bit 7-29
Serial Output Flag (OF0–OF1) bits 7-18
Serial Output Flag 0 (OF0) bit 7-4

,

7-23

Serial Output Flag 1 (OF1) bit 7-23
Serial Receive Data (SRD) signal 7-3
Serial Transmit Data (STD) signal 7-3
setting timer operating mode 9-4
Shift Direction (SHFD) bit 7-22
Signaled System Error (SSE) bit 6-65
Signalled Target Abort (STA) bit 6-65
signals

by function 2-1
functional grouping 2-2

Sixteen-bit Arithmetic Mode (SA) bit 4-8
Sixteen-bit Compatibility (SC) mode 3-6
Sixteen-bit Compatibility (SC) mode bit 3-7

,

4-9

Size register (SZ) 1-8
Slave Fetch Type (SFT) 6-52
Slave Receive Data Request (SRRQ) bit 6-36
Slave Receive Interrupt Enable (SRIE) bit 6-26
Slave Transmit Data Request (STRQ) bit 6-37
Slave Transmit Interrupt Enable (STIE) bit 6-26
SRAM support 1-5
Stack Counter register (SC) 1-8
Stack Extension Enable (SEN) bit 4-12
Stack Extension Overflow Flag (EOV) bit 4-13
Stack Extension Underflow Flag (EUN) bit 4-13
Stack Extension Wrap Flag (WRP) bit 4-12
Stack Extension XY Select (XYS) bit 4-13
Stack Pointer (SP) 1-8
start-up procedure location 4-2
Status Register (SR) 1-8

,

4-7

bit definitions 4-7
Condition Code Register (CCR) 4-7

Carry (C) 4-11
Extension (E) 4-11
Limit (L) 4-11
Negative (N) 4-11
Overflow (V) 4-11
Scaling (S) 4-10
Unnormalized (U) 4-11