mc68hc705v12 Freescale Semiconductor, Inc, mc68hc705v12 Datasheet - Page 185

• Manufacturer Part Number: mc68hc705v12
• Description: M68hc05-based Mcu Hc05 Freescale Semiconductor
• Manufacturer: Freescale Semiconductor, Inc

15.1 Contents
MC68HC705V12
Advance Information — MC68HC705V12
—
Rev. 3.0
15.2
15.3
15.4
15.5
15.6
15.6.1
15.6.2
15.6.3
15.6.3.1
15.6.3.2
15.6.3.3
15.6.3.4
15.6.3.5
15.6.3.6
15.7
15.7.1
15.7.1.1
15.7.1.2
15.7.2
15.8
15.9
15.10 Gauge Regulator Accuracy. . . . . . . . . . . . . . . . . . . . . . . . . . .206
15.11 Coil Current Accuracy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .206
15.12 External Component Considerations . . . . . . . . . . . . . . . . . . .207
15.12.1
15.12.2
15.12.3
15.13 Operation in Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . .210
15.14 Operation in Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . .210
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .186
Gauge System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . .186
Coil Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .188
Technical Note . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .190
Gauge Driver Control Registers . . . . . . . . . . . . . . . . . . . . . . .191
Coil Sequencer and Control . . . . . . . . . . . . . . . . . . . . . . . . . .199
Mechanism Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .204
Gauge Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .204
Gauge Enable Register . . . . . . . . . . . . . . . . . . . . . . . . . . .191
Current Magnitude Registers . . . . . . . . . . . . . . . . . . . . . .193
Current Direction Registers . . . . . . . . . . . . . . . . . . . . . . . .195
Scanning Sequence Description . . . . . . . . . . . . . . . . . . . .199
Scan Status and Control Register . . . . . . . . . . . . . . . . . . .202
Minimum Voltage Operation . . . . . . . . . . . . . . . . . . . . . . .208
Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .209
Coil Inductance Limits . . . . . . . . . . . . . . . . . . . . . . . . . . . .210
Current Direction Register for Major A . . . . . . . . . . . . . .196
Current Direction Register for Major B . . . . . . . . . . . . . .196
Current Direction Register for Minor A . . . . . . . . . . . . . .197
Current Direction Register for Minor B . . . . . . . . . . . . . .197
Current Direction Register for Minor C. . . . . . . . . . . . . .198
Current Direction Register for Minor D. . . . . . . . . . . . . .198
Automatic Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .199
Manual Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .200
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Gauge Drivers
Section 15. Gauge Drivers
Advance Information