Applied Motion STM17C-3CE - Manual (Page 5)

Block Diagram STM17C
MOSFET
PWM
Power
Amplifier
12-48 VDC
External
Power Supply
Voltage
Temp
Monitor
Over
Current
Monitor
motor
encoder
5 VDC
Power
Supply
DSP
Driver
Controller
3.3VDC
Power
Supply
Optical
Iso
I/O Connector
+
Optical
Iso
Optical
Iso
STEP+
+5VDC (50mA MAX)
GND
Digital
Filter
Digital
Filter
Digital
Filter
Software
Filter
Software
Filter
Software
Filter
Status
AIN
Optical
Iso
RS-232
Comm Conn
Power Conn
GND
To PC
(for configuration)
+5V
STEP-
DIR+
DIR-
EN+
EN-
OUT+
OUT-
CAN2.0b To CANopen
Host
Node ID
Bit Rate
-
Optional
CANopen
Controller
4 3 21
0 F E D C B A 9 87
6 5
5
0
4
9
3 8 2
7
1
6
5
STM17 Hardware Manual
920-0034 rev A
9/30/2010