Related Manuals for Analog Devices MICROCONVERTER ADUC7020
Summary of Contents for Analog Devices MICROCONVERTER ADUC7020
- Page 1 C7020 E VALUATION OARD EFERENCE UIDE ICRO ONVERTER C7020 D EVELOPMENT YSTEM...
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Page 2: Table Of Contents
6) Parts List ..........11 Rev. 1.0 Analog Devices Inc., MicroConverter Page 2 of 12 www.analog.com/microconverter... -
Page 3: Evaluation Board Overview
The regulated 3.3V power supply is routed directly to the digital section and is filtered before being routed into the analog section of the board. Rev. 1.0 Analog Devices Inc., MicroConverter Page 3 of 12 www.analog.com/microconverter... -
Page 4: Evaluation Board Features
Schmidt trigger on this pin. When inserted the IRQ0 push button switch drives P0.4/IRQ0 high. This can be used to initiate an external interrupt 0. Rev. 1.0 Analog Devices Inc., MicroConverter Page 4 of 12 www.analog.com/microconverter... - Page 5 As can be seen from the layout AV , AGND, V DDIO and DGND tracks are provided in this prototype area. Rev. 1.0 Analog Devices Inc., MicroConverter Page 5 of 12 www.analog.com/microconverter...
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Page 6: Dip Switch Link Options
Slide S1-6 to the ON Position to connect directly ADC3 of J3 header to ADC3 pin (pin #1) of the ADuC7020. Slide S1-6 to the OFF Position to disconnect ADC3 of J3 header from ADC3 pin (pin #1) of the ADuC7020. Rev. 1.0 Analog Devices Inc., MicroConverter Page 6 of 12 www.analog.com/microconverter... - Page 7 Use : Slide S1-7 to the ON position to connect the DAC1 output to D1. Slide s1-7 to the OFF position to use DAC1 output on J3 header. Rev. 1.0 Analog Devices Inc., MicroConverter Page 7 of 12 www.analog.com/microconverter...
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Page 8: External Connectors
J1 provides a simple connection of the evaluation board to the PC via a PC serial port cable provided with the ADuC7020 Development System. J6 I2C Interfaces Connector J6 provides a simple access to the two I C interfaces of the ADuC7020. Rev. 1.0 Analog Devices Inc., MicroConverter Page 8 of 12 www.analog.com/microconverter... - Page 9 TRST/ADC BUSY P1.4 P0.6 J2-7 J2-16 IRQ2/RI/CLK/PLAI[4] T1/MRST/PLAO[3] P1.5 P0.0 J2-8 J2-17 IRQ3/DCD/MISO/PLAI[5] CMP/PLAI[7] P1.6 DGND J2-9 J2-18 DSR/MOSI/PLAI[6] Table 3: Pin functions for digital I/O connector J2 Rev. 1.0 Analog Devices Inc., MicroConverter Page 9 of 12 www.analog.com/microconverter...
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Page 10: Demonstration Circuit
Note that the internal and external reference are 2.5V, which gives an ADC input range of 0V to 2.5V in single-ended mode. The potentiometer can give a voltage between 0V and AV = 3.3V. Rev. 1.0 Analog Devices Inc., MicroConverter Page 10 of 12 www.analog.com/microconverter... -
Page 11: Parts List
0.25W -4 series- 4mm square sealed 307-1741 Farnell 100R Surface Mount Resistor, 0603 Case 911-732 Farnell 200R Surface Mount Resistor, 0603 Case 321-7978 Farnell 49R9 Surface Mount Resistor, 0805 Case 422-1825 Farnell Rev. 1.0 Page 11 of 12 Analog Devices Inc., MicroConverter www.analog.com/microconverter... - Page 12 18-pin straight single row header TSM-118-01-T-SV Samtec 14-pin header 14-pin straight single row header TSM-114-01-T-SV Samtec 20-pin header 20-pin connector HSTS-110-01-L-DV Samtec PCB mounted socket (2mm pin diameter) KLD-SMT2-0202-A Kycon Rev. 1.0 Page 12 of 12 Analog Devices Inc., MicroConverter www.analog.com/microconverter...
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