OLIMEX ADuC-IO7020 User Manual Download | Manualshive

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2 X General Purpose Timers

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Wake-up and Watchdog Timers

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Power Supply Monitor

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PLA – Programmable Logic (Array)

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Power

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Specified for 3V operation

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Active Mode: 6mW (@1MHz)

300mW (@45MHz)

BLOCK DIAGRAM

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Summary of Contents for ADuC-IO7020

Page 1: ...ADuC IO7020 development board Users Manual All boards produced by Olimex are ROHS compliant Rev A September 2005 Copyright c 2009 OLIMEX Ltd All rights reserved Page 1 ...

Page 2: ... SPI Serial I O 14 Pin GPIO Port 2 X General Purpose Timers Wake up and Watchdog Timers Power Supply Monitor PLA Programmable Logic Array Power Specified for 3V operation Active Mode 6mW 1MHz 300mW 45MHz Fully specified for 40 C to 85 C operation JTAG connector for in circuit programming and debugging with ARM JTAG RS232 interface circuit and connector I2C connector RESET button SERIAL DOWNLOAD bo...

Page 3: ...ROCESSOR FEATURES ADuC IO7020 board use fully integrated 1 MSPS 12 bit data acquisition systems incorporating a high performance multichanel ADC a 16 32 bit MCU and Flash EE Memory on a single chip with these features Analog I O Multi Channel 12 bit 1MSPS ADC 5 Channels Differential and single ended modes 0 to Vref Analog Input Range Multi Channel 12 bit Voltage Output DACs 4 Outputs On Chip 20ppm...

Page 4: ... 2 X General Purpose Timers Wake up and Watchdog Timers Power Supply Monitor PLA Programmable Logic Array Power Specified for 3V operation Active Mode 6mW 1MHz 300mW 45MHz BLOCK DIAGRAM Page 4 ...

Page 5: ...MEMORY MAP Page 5 ...

Page 6: ... C16 C17 C18 C19 C20 D1 D2 D3 D4 D5 D6 D7 D8 D9 G NDA 1 2 3 4 I2C 1 2 IN1 1 2 IN2 1 2 IN3 1 2 IN4 IO VDD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 JTAG L1 LED1 LED2 LED3 LED4 LED5 LED6 LED7 LED8 1 6 2 5 4 O K1 1 6 2 5 4 O K2 1 6 2 5 4 O K3 1 6 2 5 4 O K4 1 2 3 OUT1 1 2 3 O UT2 1 2 3 O UT3 1 2 3 O UT4 P4 2 PWR Q 1 R1 R2 R3 R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 R15 R16 R17 R18 R19 R20 R21 R...

Page 7: ...irst without Relays is about 40 mA when all Relays are working the consumption is 180 mA RESET CIRCUIT ADuC IO7020 reset circuit is includes R1 1k pull up U4 MCP130T ADuC7020 pin 19 and RST button CLOCK CIRCUIT Quartz crystal 32 768 KHz is connected to ADuC7020 pin 24 XCLKO and pin 25 XCLKI JUMPER DESCRIPTION There are no jumpers on this board Page 7 ...

Page 8: ...REL1 is working Status LED red with name LED6 indicate that REL2 is working Status LED red with name LED7 indicate that REL3 is working Status LED red with name LED8 indicate that REL4 is working Reset button with name RST connected to ADuC7020 pin 19 RST User button with name SD connected to ADC7020 pin 10 P0 0 EXTERNAL CONNECTORS DESCRIPTION JTAG Pin Signal Name Pin Signal Name 1 3 3 V 2 3 3 V 3...

Page 9: ...PWR Pin Signal Name 1 Power Input 2 GND AEXT Pin Signal Name Pin Signal Name 1 AVDD 2 AVDD 3 ADC0 4 DAC0 5 ADC1 6 DAC1 7 ADC2 8 DAC2 9 ADC3 10 DAC3 11 ADC4 12 VREF 13 GND 14 GND Page 9 ...

Page 10: ...ted 8 Not Connected 9 Not Connected I2C Pin Signal Name 1 3 3 V 2 SCL 3 SDA 4 GND IN1 IN2 IN3 IN4 Pin Signal Name 1 Optoisolated Digital Input 1 2 Optoisolated Digital Input 2 OUT1 OUT2 OUT3 OUT4 Pin Signal Name 1 Relay output 2 Relay output 3 Relay output Note Default state is pin 2 connected to pin 3 Page 10 ...

Page 11: ...MECHANICAL DIMENSIONS All measures are in Inches Page 11 ...

Page 12: ...ad DAC write demo code for EW ARM Blink LED demo code for EW ARM RS232 UART demo code for EW ARM DAC sinusoidal generation demo code for EW ARM SPI demo code for EW ARM Basic initializations for ADUC7020 demo code for EW ARM Page 12 ...

Page 13: ...DuC IO7020 completely assembled and tested How to order You can order to us directly or by any of our distributors Check our web www olimex com dev for more info Revision history REV A create September 2005 Page 13 ...

Page 14: ... adapted or reproduced in any material from except with the prior written permission of the copyright holder The product described in this document is subject to continuous development and improvements All particulars of the product and its use contained in this document are given by OLIMEX in good faith However all warranties implied or expressed including but not limited to implied warranties of...

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