Device Architecture; Table 2-2. Symbols Used In The Block Diagrams - Lucent Technologies DSP1617 Information Manual

DSP1611/17/18/27/28/29 DIGITAL SIGNAL PROCESSOR
Hardware Architecture
2.1 Device Architecture Overview
2.1.3 Device Architecture (continued)

Table 2-2. Symbols Used in the Block Diagrams

Symbol
aa0—aa1 Alternate Accumulators
ar0—ar3 Auxiliary BMU Registers
BIO Bit Input/Output Unit
BMU Bit Manipulation Unit
BREAKPOINT Four Instruction Breakpoint Registers
BYPASS JTAG Bypass Register
cbit Control Register for BIO
ECCP Error Correction Coprocessor (DSP1618 and DSP1628 only)
ear ECCP Address Register (DSP1618 and DSP1628 only)
edr ECCP Data Register (DSP1618 and DSP1628 only)
eir ECCP Instruction Register (DSP1618 and DSP1628 only)
EMUX External Memory Multiplexor
HDS Hardware Development System
ID JTAG Device Identification Register
IDB Internal Data Bus
ioc I/O Configuration Register
JCON JTAG Configuration Register
Standardized Test Port Defined in IEEE P1149.1
JTAG
jtag 16-bit Serial/Parallel Register
pdx0—pdx7(IN) Parallel I/O Data Transmit Input Registers <0—7>
pdx0—pdx7(OUT) Parallel I/O Data Transmit Output Registers <0—7>
PHIF Parallel Host Interface (DSP1611/18/27/28/29 only)
phifc Parallel Host Interface Control Register (DSP1611/18/27/28/29 only)
pllc Phase-lock Loop Control Register (DSP1627/28/29 only)
PIO Parallel Input/Output Unit (DSP1617 only)
pioc Parallel I/O Control Register (DSP1617 only)
powerc Power Control Register
PSTAT Parallel I/O Status Register
ROM Internal ROM (1 Kword for DSP1611, 24 Kwords for DSP1617, 16 Kwords
for DSP1618, 24 Kwords for DSP1618x24, 36 Kwords for DSP1627,
32 Kwords for DSP1627x32, 48 Kwords for DSP1628 and DSP1629)
saddx Multiprocessor Protocol Register
sbit Status Register for BIO
sdx(IN) Serial Data Transmit Input Register
sdx2(IN) Serial Data Transmit Input Register for SIO2
sdx(OUT) Serial Data Transmit Output Register
sdx2(OUT) Serial Data Transmit Output Register for SIO2
SIO1 Serial Input/Output Unit #1
SIO2 Serial Input/Output Unit #2
2-10
(continued)
Name/Description
DRAFT COPY
Information Manual
April 1998
Lucent Technologies Inc.