TMC428 ETC-unknow, TMC428 Datasheet - Page 49

• Manufacturer Part Number: TMC428
• Description: Intelligent Triple Stepper Motor Controller With Serial Peripheral Interfaces
• Manufacturer: ETC-unknow

TMC428 DATA SHEET (V. 1.00 / February 12, 2001)
Table of Contents
FEATURES..................................................................................................................................................1
GENERAL DESCRIPTION.............................................................................................................................3
NOTATION OF NUMBER SYSTEMS.............................................................................................................5
PINNING ....................................................................................................................................................6
FUNCTIONAL DESCRIPTION AND BLOCK DIAGRAM...................................................................................7
SERIAL PERIPHERAL INTERFACES................................................................................................................8
ADDRESS SPACE PARTITIONS ..................................................................................................................13
REGISTER DESCRIPTION...........................................................................................................................15
RAM ADDRESS PARTITIONING AND DATA ORGANIZATION .....................................................................30
Copyright © 2000, TRINAMIC Microchips GmbH
TRINAMIC
M I C R O C H I P S
Serial Peripheral Interface for µC ........................................................................................................8
Automatic Power-On Reset ................................................................................................................9
Serial Peripheral Interface to Stepper Motor Driver Chain ...................................................................9
Simple Datagram Examples ..............................................................................................................12
Read and Write ................................................................................................................................13
Register Set......................................................................................................................................13
RAM Area ........................................................................................................................................13
x_target (IDX=%0000) .....................................................................................................................15
x_actual (IDX=%0001) .....................................................................................................................15
v_min (IDX=%0010).........................................................................................................................15
v_max (IDX=%0011) ........................................................................................................................16
v_target (IDX=%0100) .....................................................................................................................16
v_actual (IDX=%0101) .....................................................................................................................16
a_max (IDX=%0110)........................................................................................................................16
a_actual (IDX=%0111) .....................................................................................................................16
is_agtat & is_aleat & is_v0 & a_threshold (IDX=%1000)....................................................................17
pmul & pdiv (IDX=%1001) ...............................................................................................................17
How to Calculate p_mul and p_div respectively pmul and pdiv .........................................................19
lp & ref_conf & ramp_mode (rm) (IDX=%1010)................................................................................20
interrupt_mask & interrupt_flags (IDX=%1011)................................................................................21
pulse_div & ramp_div & usrs (IDX=%1100).......................................................................................22
dx_ref_tolerance (IDX=%1101) ........................................................................................................23
x_latched (IDX=%1110) ...................................................................................................................23
Global Parameter Registers...............................................................................................................24
datagram_low_word (JDX=%0000) & datagram_high_word (JDX=%0001).....................................24
cover_pos & cover_len (JDX=%0010)...............................................................................................24
cover_datagram (JDX=%0011).........................................................................................................24
Unused Addresses (JDX={%0011, %0100, %0101, %0110, %0111}) .............................................25
power_down (JDX=%1000) .............................................................................................................25
Unused Addresses (JDX={%1001, %1010, %1011, %1100, %1101}) .............................................25
Reference Switches l3 & r3 & l2 & r2 & l2 & r1 (JDX=%1110)...........................................................25
Stepper Motor Global Parameter Register (JDX=%1111)..................................................................25
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