SLLU364
may 2023
MCT8315A
1
Abstract
1
Revision History
Trademarks
2
Introduction
2.1
Hardware and GUI setup
2.1.1
Jumper Configuration
2.1.2
External Connections
2.1.3
Connecting to the GUI
2.1.3.1
Connect to computer
2.1.3.2
Connect to the GUI
2.1.3.3
Verify Hardware Connection
3
Essential Controls
3.1
Recommended Default Values based on application
3.2
Device and Pin Configuration
3.2.1
Speed input mode
3.3
Algorithm configuration – Motor speed
3.3.1
Maximum motor electrical speed (Hz)
3.4
Control Configuration
3.4.1
Cycle by cycle current limit (ILIMIT)
3.5
Testing for successful startup into closed loop
3.6
Fault handling
3.6.1
Abnormal Speed [ABN_SPEED]
3.6.2
Loss of Sync [LOSS_OF_SYNC]
3.6.3
No Motor Fault [NO_MTR]
3.6.4
Cycle by cycle current limit [CBC_ILIMIT]
4
Basic Controls
4.1
Device and pin configuration
4.1.1
Power saver or sleep mode for battery operated applications
4.1.2
Direction and Brake pin override
4.2
System level configuration
4.2.1
Tracking motor speed feedback in real time
4.2.2
Monitoring power supply voltage fluctuations for normal motor operation
4.3
Control configurations
4.3.1
Initial speed detection of the motor for reliable motor resynchronization
4.3.2
Unidirectional motor drive detecting backward spin
4.3.3
Preventing back spin of rotor during startup
4.3.4
Faster startup timing
4.3.5
Improving speed regulation
4.3.6
Stopping motor quickly
4.3.7
Faster deceleration
4.3.8
Preventing supply voltage overshoot during motor stop and deceleration
4.3.9
Protecting against rotor lock or stall condition
4.3.10
Maximizing thermal efficiency and increasing thermal performance
4.3.11
Mitigating Electromagnetic Interference (EMI)
4.3.12
Improving Motor efficiency
4.3.13
Limiting and regulating supply power
4.2
System level configuration