maxon motor EPOS2 Module 36/2, Hardware Reference Manual

Page: 27 / 40

Accessories
Extension Modules
maxon motor control
EPOS2 Positioning Controller
Document ID: rel8458
4-27
EPOS2 Module 36/2 MoBo Hardware Reference Edition: November 2018
© 2018 maxon motor. Subject to change without prior notice.
R
ECEIVE
D
ATA
LED (R
X
)
Illuminated during activity on the Rx.
Figure 4-25 Receive Data LED (Rx)
4.1.2 RS232 Module (407584)
Directly connects to controlling device (computer, micro-controller, etc.). Includes the following compo-
nents:
• 1x RS232 Module
• 1x RS232 6-way Fly Lead
(alternatively, you might wish to use the optional prefab cable assembly
 page 4-34)
• 2x M3x6 mm mounting screws
Figure 4-26 RS232 Module – Interfaces
RS232/SCI C
ONNECTOR
(J1)
Figure 4-27 USB Connector (J1)
Note
*1) Voltage level “low” = 0 V, “high” = 3.3 V, connected directly to the DSP
Pin Signal Description
1 A28 RS232 TxEPOS EPOS RS232 transmit
2 A27 RS232 RxEPOS EPOS RS232 receive
3 GND Ground
4 A24 SCI RTS
Serial communication interface handshake
+1)
5 A26 SCI TxD
Serial communication interface transmit
+1)
6 A25 SCI RxD
Serial communication interface receive
+1)