User Manual

TMCM-3230 Hardware Manual • Hardware Version V1.30 | Document Revision V1.20 • 2019-MAR-01
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6 Functional Description
The TMCM-3230 contains the following main parts:
• 3x TMC5130 combined stepper motor controller and driver
• processor running the TMCL interpreter or the CANopen stack (depending on firmware version)
• non-volatile memory for parmater and TMCL program storage (EEPROM)
• Input and output level shifter / buffer
• USB interface (with micro-USB connector), CAN interface with on-board transceiver and UART inter-
face supporting external RS232, RS422 or RS485 connections
• SPI master interface
µC
(ARM)
USB
Inputs
Outputs
12..24V
DC
EEPROM
I2C
SPI
TMCM-3230
TMC5130
+5V
+5V
REF0L, REF0R
CAN
UART
DC
8
8
5V
TMC5130
+5V
+5V
REF1L, REF1R
TMC5130
+5V
+5V
REF2L, REF2R
SPI
SPI
Master
Motor 0
Motor 1
Motor 2
Figure 11: Typical application scenario
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