MMC2114 MOTOROLA [Motorola, Inc], MMC2114 Datasheet - Page 23
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MMC2114
Manufacturer Part Number
MMC2114
Description
M CORE Microcontrollers
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.MMC2114.pdf
(654 pages)
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MMC2114 • MMC2113 • MMC2112 — Rev. 1.0
MOTOROLA
19.9
19.9.1
19.9.2
19.9.2.1
19.9.2.2
19.9.3
19.9.3.1
19.9.3.2
19.9.3.3
19.9.3.4
19.9.3.5
19.9.3.6
19.9.3.7
19.9.3.8
19.9.3.9
19.10 Digital Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .478
19.10.1 Queue Priority Timing Examples . . . . . . . . . . . . . . . . . . . . 478
19.10.1.1
19.10.1.2
19.10.2 Boundary Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 492
19.10.3 Scan Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 493
19.10.4 Disabled Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 494
19.10.5 Reserved Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 494
19.10.6 Single-Scan Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 494
19.10.6.1
19.10.6.2
19.10.6.3
19.10.6.4
19.10.7 Continuous-Scan Modes . . . . . . . . . . . . . . . . . . . . . . . . . . 499
19.10.7.1
19.10.7.2
19.10.7.3
19.10.7.4
19.10.8 QADC Clock (QCLK) Generation . . . . . . . . . . . . . . . . . . . . 503
19.10.9 Periodic/Interval Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . .504
19.10.10 Conversion Command Word Table . . . . . . . . . . . . . . . . . .505
19.10.11 Result Word Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 509
Freescale Semiconductor, Inc.
For More Information On This Product,
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 470
Result Coherency. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 470
External Multiplexing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 471
Analog Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 474
External Multiplexing Operation . . . . . . . . . . . . . . . . . . .471
Module Version Options. . . . . . . . . . . . . . . . . . . . . . . . . 473
Analog-to-Digital Converter Operation . . . . . . . . . . . . . .474
Conversion Cycle Times . . . . . . . . . . . . . . . . . . . . . . . . 475
Channel Decode and Multiplexer . . . . . . . . . . . . . . . . . . 476
Sample Buffer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .476
Digital-to-Analog Converter (DAC) Array . . . . . . . . . . . . 476
Comparator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 477
Bias . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 477
Successive Approximation Register. . . . . . . . . . . . . . . . 477
State Machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .477
Queue Priority . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .478
Queue Priority Schemes . . . . . . . . . . . . . . . . . . . . . . . . 481
Software-Initiated Single-Scan Mode. . . . . . . . . . . . . . . 495
Externally Triggered Single-Scan Mode. . . . . . . . . . . . . 496
Externally Gated Single-Scan Mode . . . . . . . . . . . . . . . 497
Interval Timer Single-Scan Mode. . . . . . . . . . . . . . . . . . 497
Software-Initiated Continuous-Scan Mode. . . . . . . . . . . 500
Externally Triggered Continuous-Scan Mode . . . . . . . . 501
Externally Gated Continuous-Scan Mode . . . . . . . . . . . 501
Periodic Timer Continuous-Scan Mode . . . . . . . . . . . . . 502
Go to: www.freescale.com
Table of Contents
Advance Information
Table of Contents
23
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