TMC423 Data Sheet – (V1.13 / June 20
th
, 2007)
5/22
1 Pinout
EXT_RES
NSCS428
SDO428
PRA/IO
VCCA
NSCS
VCCI
NINT
GND
SDO
SCK
TCK
CLK
SDI
NC
GND
TDI
ENC1_A
ENC1_B
ENC1_N
ENC2_A
TMS
VCCI
GND
ENC2_B
ENC2_N
ENC3_A
ENC3_B
ENC3_N
STEP1
TRST
COLUMN_PIN(0)
COLUMN_PIN(1)
COLUMN_PIN(2)
COLUMN_PIN(3)
GND
VKS (GND)
VPP (VCCA)
SW_ROW_PIN(0)
TMC423
TQFP-100 Package
SW_ROW_PIN(1)
SW_ROW_PIN(2)
SW_ROW_PIN(3)
SW_ROW_PIN(4)
SW_ROW_PIN(5)
LED_ROW_PIN(0)
DIR1
VCCI
VSV (VCCA)
VCCI
STEP2
DIR2
LED_ROW_PIN(1)
LED_ROW_PIN(2)
LED_ROW_PIN(3)
LED_ROW_PIN(4)
STEP3
DIR3
LED_ROW_PIN(5)
GND
STOPL(0)
STOPL(1)
STOPR(1)
STOPR(0)
STOPR(2)
Figure 1: Pinout TMC423
Copyright © 2004 TRINAMIC Motion Control GmbH & Co. KG
STOPL(2)
REF(0)
REF(1)
PRB/IO
REF(2)
SDO_D
SDI_D
NSCS_D
SCK_D
VCCA
VCCI
GND
GND
TDO
NC
TRINAMIC [ TRINAMIC MOTION CONTROL GMBH & CO. KG. ]
