User Manual

TMC262-EVAL MANUAL (V. 0.16 / 2010-Aug-13) 2
Copyright © 2010 TRINAMIC Motion Control GmbH & Co. KG
2 Table of contents
1 FEATURES .......................................................................................................................................... 1
2 TABLE OF CONTENTS ........................................................................................................................ 2
3 GENERAL DESCRIPTION .................................................................................................................... 3
3.1 POWER DRIVER STAGE ...................................................................................................................... 3
3.2 SENSE RESISTORS AND CURRENT SETTING .............................................................................................. 4
3.3 POWER SUPPLY FILTER CAPACITORS ..................................................................................................... 4
3.4 OPTIONAL COMPONENTS ................................................................................................................... 4
4 BOARD PINNING .............................................................................................................................. 5
4.1 CONNECTORS .................................................................................................................................. 5
4.1.1 Power supply connector K1 ................................................................................................ 5
4.1.2 Stepper motor connector K14 (or K13) ............................................................................... 5
4.1.3 Step and direction input K2................................................................................................ 6
4.1.4 JTAG programmer K15 ........................................................................................................ 6
4.1.5 USB (K17) and RS232 (K16) ................................................................................................. 6
4.2 JUMPERS ....................................................................................................................................... 6
4.2.1 Clock selection J1 ................................................................................................................ 6
4.2.2 VCC_IO J6 ............................................................................................................................ 6
4.2.3 VSENSE J8, J11 (J15, J16) ...................................................................................................... 6
4.2.4 Gate jumpers LA1, HA1 J22, J18, etc ................................................................................... 7
4.2.5 Bridge center sense jumpers BRA1, BRA2, BRB1, BRB2, J9, 12, J10, J13 .............................. 7
4.2.6 Erase Jumper J28 ................................................................................................................ 7
5 ELECTRICAL CHARACTERISTICS ........................................................................................................ 8
5.1 OPERATIONAL RANGE ....................................................................................................................... 8
6 GETTING STARTED ............................................................................................................................ 9
6.1 NOTES ON ENGINEERING SAMPLE ICS ................................................................................................... 9
6.2 FIRST STEPS ................................................................................................................................... 9
6.2.1 Connecting to the board .................................................................................................... 9
6.2.2 Current setting .................................................................................................................... 9
6.2.3 Starting the motor .............................................................................................................. 9
6.2.4 Clock frequency setting .................................................................................................... 10
6.2.5 Using stallGuard2™ and coolStep™ ................................................................................ 10
6.2.6 Optimizing the chopper settings ...................................................................................... 11
6.3 WRITING THE SETTINGS TO A .C FILE ................................................................................................. 11
7 REVISION HISTORY ........................................................................................................................ 12
7.1 DOCUMENTATION REVISION ............................................................................................................. 12