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ADMC330 PROCESSOR BOARD
crystal provide CLKIN frequency. power-on reset circuit based ADM709 that used provide reset signal ADMC330 UART communications port. push button also provided initiate processor system reset. socket serial memory device (ROM E2PROM) that used serial boot loading power stand alone operation. isolated UART interface Motion Control Debugger. signals optically isolated from remainder processor board. AD7306 used drive appropriate signals 9-way UART connector. +5V, input power supply connector. board dc-dc converter that provides isolated supply UART interface circuit. Analog interface circuitry. Jumpers that permit setting polarity, enabling disabling PWMTRIP input, enabling ADMC330 used master slave device enabling disabling serial memory device socket. Three socket blocks underneath processor board that permit access input output signals interest. three sockets comprise digital sockets (IF1 IF3) analog socket (IF2).
ADMC330 PROCESSOR BOARD compact, highly flexible evaluation development board cost, single-chip DSP-based motor controller, ADMC330. device provides following significant features: MIPS, Fixed-Point, 16-bit Core. Internal Program Data Memory RAM. Internal Program Memory ROM, offering Debugger Interface Pre-Programmed Math Motor Control Functions. Seven Analog input channels. Three-Phase, 12-bit Generator. General Purpose Lines, Configurable Inputs Outputs. Synchronous Serial Ports. 8-Bit, Auxiliary Outputs. 16-Bit Watchdog Timer. General Purpose, Interval Timer with Prescaler.
Refer ADMC330 datasheet full description features ADMC330. ADMC330 PROCESSOR BOARD intended compact, highly-integrated evaluation software development platform ADMC330 controller. processor board permits access through UART connection Motion Control Debugger software that operates under Windows 95or Windows NTTM. Motion Control Debugger used download executable code, examine contents registers, program memory data memory, executable modules, breakpoints enable single-step operation. processor board designed compact size that relevant input output signals brought three connector headers underneath board. processor board contains following features components:
ADMC330 Single-Chip DSP-Based Controller.
ADMC330 PROCESSOR BOARD operate stand-alone mode, where user must supply only appropriate power supply voltage either UART connection Motion Control Debugger suitable serial memory device. this case, user must provide suitable connectors interface various input output signals expansion connectors underneath board. Alternatively, processor board plugged into ADMC CONNECTOR BOARD. connector board provides easy access relevant input output signals appropriate connectors terminal blocks. connector board also provides easy interface International Rectifier PowIRtrainmodules permit development
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Motion Control Group, Analog Devices, 1997
Analog Devices, Inc., 1998
ADMC330 PROCESSOR BOARD
complete motor control solutions. addition, connector board adds functionality including 8channel, 10-bit, serial DAC, large prototype area system expansion. Refer documentation ADMC CONNECTOR BOARD further details.
FUNCTIONAL DESCRIPTION PROCESSOR BOARD
complete schematics ADMC330 PROCESSOR BOARD provided this document. Refer these schematics exact description functionality processor board. This section intended functional description only major elements board.
POWER SUPPLY REQUIREMENTS
ADMC330 PROCESSOR BOARD contains 2-way terminal block connection external power supplies. correct operation, following supplies required: 10%, (VDD) Ground
UART Interface UART interface Motion Control Debugger provided ADMC330 PROCESSOR BOARD 9-way D-type connector (P1). order separate ADMC330 power conversion stage used complete motor drive system, UART interface optically isolated from remainder processor board. Motion Control Debugger communicates through serial port (SPORT1) ADMC330 using DR1B pins. addition, ADMC330 reset signal (ICRESET) sent UART interface ensure that processor board reset detected Motion Control Debugger. three signals, DR1B, ICRESET optically isolated using HCPL0630 dual isolators U4). signals ICRESET considered outputs these signals sent from processor board debugger. These signals applied opto-isolator. Conversely, signal DR1B considered input received processor board. This signal isolated using second isolator secondary supply optical isolators produced processor board NME0505S power supply (isolated dc-dc converter). ADMC330 PROCESSOR BOARD also contains AD7306 transceiver (U1) that converts signals appropriate levels suitable UART connection standard serial cable used connect from 9-way female socket processor board appropriate port baud rate port used from ADMC330 Comm Config software that part Motion Control Debugger. functional block diagram UART interface circuit shown Figure direction three
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supply powers digital logic circuits processor board, including ADMC330 controller. addition, used analog voltage supply ADMC330 input dc-dc converter that provides isolated supply UART interface. processor board laid with separate analog digital ground planes that connected link (JP1) close power supply terminal block noise immunity. This link should removed. processor board indicates correct connection supply. Appropriate decoupling capacitors provided processor board power supply input (VDD) reduce noise coupling from external power supply. However, best performance, well-regulated external power supplies correct wiring recommended. arrangement input power supply connector illustrated Figure
Figure Power Supply Connector ADMC330 PROCESSOR BOARD
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Analog Devices, Inc., 1998
ADMC330 PROCESSOR BOARD
signals indicated figure. Refer full schematics this document full circuit. Recall that secondary supply optical isolators AD7306 derived processor board isolated dc-dc converter, NME0505S (U3).
ADMC330
serial memory device that used boot load program data memory ADMC330. Either one-time programmable serial device, such XC1765D Xilinx, electrically erasable device, such AT17C65 E2PROM from Atmel, recommended. both cases, application executable file converted form suitable serial memory devices using MAKEPROM utility that installed part Motion Control Debugger. both memory devices, three-wire connection SPORT1 ADMC330 used. illustration connection serial memory device ADMC330 shown Figure connection crystal associated capacitors also shown figure.
ADMC330
XTAL CLKOUT CLKIN
20pF 20pF
AD7306
OPTO
RESET
Debugger
OPTO
DR1B
Figure Functional Block Diagram UART Interface Motion Control Debugger ADMC330 PROCESSOR BOARD.
Power Reset Circuit
DR1A
DATA
ADMC330 PROCESSOR BOARD contains poweron reset (POR) based ADM709 (U7). ADM709 generates RESET pulse duration whenever brought below threshold value. This pulse occurs automatically power applied directly RESET ADMC330 reset device. addition, ADMC330 reset pressing push button that causes voltage level brought below threshold. Resistor capacitor limit rise voltage pin. RESET signal also UART interface, described previously, permit Motion Control Debugger detect system reset.
SCLK1 RESET RFS1
ohms
RESET
SERIAL E2PROM
Figure Connection serial memory (ROM E2PROM) crystal ADMC330.
Serial Interface normal program development, envisaged that Motion Control Debugger would used download executable code ADMC330 PROCESSOR BOARD. However, program development stabilizes, required operate processor board stand-alone mode target application. this reason, processor board contains 8-pin socket (U6) installation REV.
DATA line serial memory device connected DR1A ADMC330. RESET line memory connected PIO0 ADMC330 line memory driven SCLK1 ADMC330. Following activation RESET ADMC330, PIO0 pulsed reset serial memory device. Subsequently, data clocked synchronously into ADMC330 from memory device rate CLKOUT/20 MB/s processor board with crystal). serial memory device present, ADMC330 automatically converts UART communication mode. chip enable line (CEB) serial memory device tied jumper (JP3) processor board. This jumper used either GND. order enable serial memory device socket, necessary this (position. 23). Conversely, SROM E2PROM left
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Analog Devices, Inc., 1998
ADMC330 PROCESSOR BOARD
socket disabled tying (position 1-2). programming serial memory device pulled high processor board disable this feature. However, this also connected (pin IF1B) interface connector underneath processor board. This enables this pulled external hardware that writing E2PROM would possible. Obviously, necessary respect particular operational requirements chosen serial E2PROM such feature attempted. Clearly, this programming feature applicable only E2PROMs one-time programmable serial ROMs. Master Slave configuration ADMC330 PROCESSOR BOARD configured either master slave configuration. driving capability serial clocks (SCLK0, SCLK1) enough send signals over long cables. Therefore 74F243 transceiver used. distances resistor used, seen figure Analog Interface ADMC330 PROCESSOR BOARD permits seven analog inputs applied ADMC330 interface connector. There stage passive anti-aliasing pass filter input each converter channels. filter values 3.3nF which give frequency 5kHz. external capacitor, charged constant current source, required socket generate reference ramp voltage (0.3-3.3V). jumper connects analog input channel VAUX3 either external analog input, through filter VREF ADMC330.
Permit enabling/disabling SROM/E2PROM socket (JP3). Permit selection polarity (JP4). Permit enabling/disabling PWMTRIP input (JP5). Permit selection Master Slave configuration (JP6)
settings three jumpers described Table Connecting position connects analog input channel VAUX3 external analog input. other hand, connecting position connects VAUX3 VREF. Connecting position ties chip enable (CEB) serial memory socket (U6) disables memory device. serial memory device required, jumper must placed position enable memory. Connecting position ties PWMPOL ADMC330 enables active outputs. other hand, connecting position creates active outputs from ADMC330. appropriate setting this jumper determined exact nature gate drive circuit target system. PWMPOL also connected interface connector that state detected altered external hardware. Connecting jumper position ties PWMTRIP ADMC330 permanently enables outputs. other hand, connecting jumper position connects PWMTRIP ADMC330 corresponding interface connector. External hardware used derive appropriate signal this pin. Connecting position enables ADMC330 configured master processor. other hand, connecting position enables ADMC330 configured slave processor. link that connects analog digital ground planes processor board together. correct operation, this link must removed.
Jumper Settings ADMC330 PROCESSOR BOARD contains five jumpers that: Permit selection ADMC330 VREF external analog input VAUX3 (JP2)
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ADMC330 PROCESSOR BOARD
Jumper
Position
Function
Connects external analog input VAUX3 Connects VREF VAUX3 Disable SROM/E2PROM Enable SROM/E2PROM Outputs Active Outputs Active Enable PWMTRIP connector Disable PWMTRIP input Selects ADMC330 Slave. Selects ADMC330 Master.
Table Jumper settings ADMC330 PROCESSOR BOARD.
Interface Connectors order create compact evaluation development board possible, input output signals brought three interface connectors underneath processor board. connectors (IF1 IF3) dedicated digital signals third (IF2) reserved analog signals. This three connector interface will used future processor boards future motion control products from Analog Devices. Therefore, many pins connectors ADMC330 PROCESSOR BOARD unconnected (n/c). These pins reserved other functions future products. Interface connectors both 3-way connectors. Connector 3-way pins. exact connections this interface seen schematics this document. connections tabulated connector Table connector Table connector Table
IF1A Signal SCLK0 TFS0 RFS0
IF1B Signal SCLK1 TFS1 RFS1 DR1A DR1B E2PROG
IF1C Signal
ICRESET
CLKOUT
Table Definition digital interface connector ADMC330 PROCESSOR BOARD.
IF2A
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IF2B
IF2C
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Analog Devices, Inc., 1998
ADMC330 PROCESSOR BOARD
Signal VIN1 VIN2 VIN3 VIN4 VIN5 VIN6 VIN7 VREF
Signal
Signal
Table Definition analog interface connector ADMC330 PROCESSOR BOARD.
PWMSYNC PWMPOL
AUX0 PIO0 PIO3 PIO6
PWMTRIP
AUX1 PIO1 PIO4 PIO7
CLKOUT
PIO2 PIO5
Table Definition digital interface connector ADMC330 PROCESSOR BOARD
description various connections three interface connectors given Table
IF3A Signal
REV.
IF3B Signal
IF3C Signal
Signal(s)
Function power supply
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Analog Devices, Inc., 1998
ADMC330 PROCESSOR BOARD
ICRESET SCLK0, TFS0, RFS0, DT0, SCLK1, TFS1, RFS1, DR1A, DR1B, E2PROG VIN1 VIN7 VREF PWMSYNC
PWMTRIP
Ground Reset ADMC330 SPORT0 pins ADMC330
SPORT1 pins ADMC330 E2PROM programming Analog inputs Reference voltage output TTL-level outputs PWMSYNC pulse ADMC330 PWMTRIP ADMC330 polarity ADMC330 Dedicated programmable input/ outputs ADMC330. SROM E2PROM Reset signal TTL-level CLKOUT signal TTL-level auxiliary outputs
PWMPOL PIO0 PIO7 PIO0 CLKOUT AUX0, AUX1
Table Function signals interface connectors ADMC330 PROCESSOR BOARD.
Components, Placement Schematics various integrated circuits ADMC330 PROCESSOR BOARD tabulated Table Designator Integrated circuit AD7306JR Transceiver HCPL0630 Opto-isolator NME0505S dc/dc converter HCPL0630 Opto-isolator ADMC330 Controller SROM/E2PROM socket ADM709MAR Power Reset
Table Main integrated circuits AMDC330 PROCESSOR BOARD.
board layout circuit schematics shown following pages
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ADMC330 PROCESSOR BOARD
ADMC330BST
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Analog Devices, Inc., 1998
VDD1
C1R2IN T1OUT T2OUT R1IN(B) R1IN/R1IN(A) T3OUT(B) T3OUT(A) VC2C2+ R2OUT T1IN T2IN R1OUT T3IN 232/422SEL
ADMC330 PROCESSOR BOARD
VDD1 VDD1
0.1uF
DR1B
VDD1 DGND1
VDD1
0.1uF
0.1uF DGND1 0.1uF
R2OUT T1IN RESET DETECT VDD1 R2OUT
0.1uF
HCPL0630
UART CONN
VDD1 0.1uF
NME0505S
10uF
0.1uF
CON2
0.1uF T1IN RESET DETECT
ICRESET
LINK
AD7306BR HCPL0630
VAUX3 VIN1
CON2
0.1uF
SLAVE MASTER
SCLK0 SCLK0 SCLK1
RN1A
VAUX0 VAUX1 VAUX2 AGND
SCLK0A SCLK1A
MASTER SLAVE
0.1uF
6.8V
RN1B
RFS0 TFS0
3.3nF
VREF
HEADER
VIN2
ADMC330BST
VAUX2
VAUX1
VAUX0
SGND
ICONST
CAPIN
AGND
SCLK0
RFS0
TFS0
74F243SC
6.8V
RN1C
3.3nF
VREF
VIN3
HEADER
SCLK1 DR1B DR1A RFS1 TFS1 CLKOUT RESET PWMPOL CLKIN XTAL
VAUX3 REFOUT PIO7 PIO6 PIO5 PIO4 PIO3 PIO2 PIO1 PIO0 AUX1 AUX0 PWMTRIP PWMSYNC
6.8V
RN1D
3.3nF
SCLK1 DR1B DR1A SCLK1A
VIN4
VAUX0
PIO0
0.1uF PIO7 PIO6
AT17C65
CEOB
EEPROG
6.8V
RN1E
3.3nF
RFS1 TFS1
VIN5
VAUX1
PIO5 PIO4 PIO3 PIO2
4.7K
DATA RESETB
0.1uF
6.8V
RN1F
3.3nF
ICRESET 0.1uF
RESET
CLKOUT
RESET
VIN6
PIO1 VAUX2 PIO0 AUX1 AUX0
6.8V
RN1G
3.3nF
VAUX3
VIN7
0.1uF
ADM709MAR
10nF
6.8V
3.3nF
10.0MHz
ACTIVE HIGH ACTIVE
PWMTRIPB
20pF
20pF
ENABLE DISABLE
POLARITY
PWMPOL
TRIP
0.1uF 0.1uF PWMSYNC
Title ADMC330 PROCESSOR BOARD Size Date: Document Number {Doc} Thursday, March 1998 Sheet
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Analog Devices, Inc., 1998
IF1A
ADMC330 PROCESSOR BOARD
IF1C
IF1B
ICRESET IF2A CLKOUT
IF2B VIN1 VIN2 VIN3 VIN4 VIN5 VIN6 VIN7
IF2C
SCLK0A TFS0 RFS0
SCLK1A TFS1 RFS1 DR1A DR1B EEPROG
INTERFACE30X3
INTERFACE30X3
INTERFACE30X3
IF3A
IF3B PWMSYNC PWMPOL
IF3C PWMTRIPB
VREF
INTERFACE24X3
CLKOUT
INTERFACE24X3
INTERFACE24X3
AUX0
AUX1
PIO0 PIO3 PIO6
PIO1 PIO4 PIO7
PIO2 PIO5
INTERFACE30X3
INTERFACE30X3
INTERFACE30X3
Title ADMC330 PROCESSOR BOARD Size Date: Document Number {Doc} Thursday, January 1998 Sheet
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