Datasheet

TMC2041 DATASHEET (Rev. 1.02 / 2017-MAY-16) 23
www.trinamic.com
6 Register Mapping
This chapter gives an overview of the complete register set. Some of the registers bundling a number
of single bits are detailed in extra tables. The functional practical application of the settings is
detailed in dedicated chapters.
Note
- All registers become reset to 0 upon power up, unless otherwise noted.
- Add 0x80 to the address Addr for write accesses!
NOTATION OF HEXADECIMAL AND BINARY NUMBERS
0x
precedes a hexadecimal number, e.g. 0x04
%
precedes a multi-bit binary number, e.g. %100
NOTATION OF R/W FIELD
R
Read only
W
Write only
R/W
Read- and writable register
R+C
Clear upon read
OVERVIEW REGISTER MAPPING
REGISTER
DESCRIPTION
General Configuration Registers
These registers contain
- global configuration
- global status flags
- slave address configuration
- and I/O configuration
Current Setting
This register set offers registers for
- driver current control and hold current
Motor Driver Register Set
This register set offers registers for
- chopper and driver configuration
- coolStep and stallGuard2 configuration