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MMC2107 - Freescale Semiconductor

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<strong>Freescale</strong> <strong>Semiconductor</strong>, Inc.<br />

Technical Data — <strong>MMC2107</strong><br />

Section 18. Queued Analog-to-Digital Converter (QADC)<br />

18.1 Contents<br />

nc...<br />

<strong>Freescale</strong> <strong>Semiconductor</strong>, I<br />

18.2 Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .401<br />

18.3 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .402<br />

18.4 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .403<br />

18.5 Modes of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .404<br />

18.5.1 Debug Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .404<br />

18.5.2 Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .405<br />

18.6 Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .405<br />

18.6.1 Port QA Pin Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . .406<br />

18.6.1.1 Port QA Analog Input Pins . . . . . . . . . . . . . . . . . . . . . . .406<br />

18.6.1.2 Port QA Digital Input/Output Pins . . . . . . . . . . . . . . . . .407<br />

18.6.2 Port QB Pin Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . .407<br />

18.6.2.1 Port QB Analog Input Pins . . . . . . . . . . . . . . . . . . . . . . .407<br />

18.6.2.2 Port QB Digital Input Pins . . . . . . . . . . . . . . . . . . . . . . .407<br />

18.6.3 External Trigger Input Pins. . . . . . . . . . . . . . . . . . . . . . . . .408<br />

18.6.4 Multiplexed Address Output Pins . . . . . . . . . . . . . . . . . . . .408<br />

18.6.5 Multiplexed Analog Input Pins . . . . . . . . . . . . . . . . . . . . . .409<br />

18.6.6 Voltage Reference Pins . . . . . . . . . . . . . . . . . . . . . . . . . . .409<br />

18.6.7 Dedicated Analog Supply Pins . . . . . . . . . . . . . . . . . . . . . .409<br />

18.7 Memory Map. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .409<br />

18.8 Register Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .411<br />

18.8.1 QADC Module Configuration Register . . . . . . . . . . . . . . . .411<br />

18.8.2 QADC Test Register. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .412<br />

18.8.3 Port Data Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .412<br />

18.8.4 Port QA Data Direction Register . . . . . . . . . . . . . . . . . . . .414<br />

18.8.5 Control Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .416<br />

18.8.5.1 Control Register 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .416<br />

18.8.5.2 Control Register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .419<br />

18.8.5.3 QADC Control Register 2. . . . . . . . . . . . . . . . . . . . . . . .422<br />

<strong>MMC2107</strong> – Rev. 2.0 Technical Data<br />

MOTOROLA Queued Analog-to-Digital Converter (QADC) 399<br />

For More Information On This Product,<br />

Go to: www.freescale.com

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