MCP3909EV-MCU16 Microchip Technology, MCP3909EV-MCU16 Datasheet - Page 3

• Manufacturer Part Number: MCP3909EV-MCU16
• Description: EVALUATION BOARD FOR MCP3909
• Manufacturer: Microchip Technology

Specifications of MCP3909EV-MCU16

• Number Of Adc's: 2
• Number Of Bits: 16
• Sampling Rate (per Second): 15k
• Data Interface: Serial
• Inputs Per Adc: 1 Differential
• Input Range: ±1 V
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: MCP3909
• Silicon Manufacturer: Microchip
• Application Sub Type: ADC
• Kit Application Type: Data Converter
• Silicon Core Number: MCP3909
• Kit Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Preface ........................................................................................................................... 1
Chapter 1. Hardware Description
Chapter 2. Firmware
Chapter 3. MCP3909 PC Software Tool
© 2008 Microchip Technology Inc.
Introduction............................................................................................................ 1
Document Layout .................................................................................................. 1
Conventions Used in this Guide ............................................................................ 2
Recommended Reading........................................................................................ 3
The Microchip Web Site ........................................................................................ 3
Customer Support ................................................................................................. 3
Document Revision History ................................................................................... 3
1.1 Overview ........................................................................................................ 5
1.2 PIM Module / MCP3909 Connection and Peripheral Usage Overview .......... 7
1.3 MCP3909 Delta-Sigma Sampling / MCLK Options ........................................ 8
1.4 Analog Input Structure .................................................................................... 9
1.5 Universal Serial Bus (USB) ............................................................................ 9
2.1 DSPIC33 Firmware Description ................................................................... 11
2.2 Display Mode Control - SW2 ........................................................................ 13
2.3 Sampling Speed Rate Control - SW3 ........................................................... 13
2.4 Data Acquisition ........................................................................................... 13
2.5 Data Transmission ....................................................................................... 15
3.1 Software Overview ....................................................................................... 17
3.2 Setting the Sample Rate .............................................................................. 18
3.3 Connectivity, Recording Length and Calibration of Data .............................. 18
3.4 Scope Plot Window - Time Domain Analysis ............................................... 18
3.5 Histogram Window - Noise Analysis ............................................................ 19
3.6 FFT Window - Frequency Domain Analysis ................................................. 19
3.7 Auxiliary Data Window ................................................................................. 19
MCP3909 ADC EVALUATION BOARD
Table of Contents
FOR 16-BIT MCUs USER’S GUIDE
DS51777A-page iii