1 Introduction
The ten DMA channels of the ADSP-21060 and ADSP-21062 are
numbered as shown below:
DMA
Channel#
DMA Channel 0
DMA Channel 1
DMA Channel 2
DMA Channel 3
DMA Channel 4
DMA Channel 5
DMA Channel 6
DMA Channel 7 *
DMA Channel 8 *
DMA Channel 9
DMAR1
DMAG1
*
and
DMAR2
DMAG2
and
1.3.6.4 Booting
The internal memory of the ADSP-2106x can be booted at system
powerup from an 8-bit EPROM or a host processor. Additionally, the
ADSP-21060 and the ADSP-21062 can also be booted through one of
the link ports. Selection of the boot source is controlled by the
EBOOT, and LBOOT pins. Both 32-bit and 16-bit host processors can
be used for booting.
1.4
DEVELOPMENT TOOLS
The ADSP-2106x is supported with a complete set of software and
hardware development tools, including an EZ-LAB
®
Board, EZ-ICE
development software provides tools for programming and debugging
applications in both assembly language and C. The EZ-ICE emulator
allows system integration and hardware/software debugging. Figure
1.4 shows the process of developing an application using the
development tools.
The development software includes an ANSI C Compiler. The
compiler includes Numerical C extensions based on the work of the
ANSI NCEG committee (Numerical C Extensions Group).
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Data
Buffer
Description
RX0
Serial Port 0 Receive
RX1 (or LBUF0)
Serial Port 1 Receive (or Link Buffer 0)
TX0
Serial Port 0 Transmit
TX1 (or LBUF1)
Serial Port 1 Transmit (or Link Buffer 1)
LBUF2
Link Buffer 2
LBUF3
Link Buffer 3
EPB0 (or LBUF4)
Ext. Port FIFO Buffer 0 (or Link Buffer 4)
EPB1 (or LBUF5)
Ext. Port FIFO Buffer 1 (or Link Buffer 5)
EPB2
Ext. Port FIFO Buffer 2
EPB3
Ext. Port FIFO Buffer 3
are handshake controls for DMA Channel 7.
are handshake controls for DMA Channel 8.
In-Circuit Emulator, and development software. The
BMS
,
®
Evaluation
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