R01AN5644EJ0100 Rev.1.00
Page 17 of 62
Jan 22, 2021
Reference Guide for a 2-Axis Robot Arm with 2-Phase Stepping
Motors Incorporating Resolvers
RX24T, RX72M,
RAA3064002GFP/RAA3064003GFP
(7) Component layout of 85-mm square board
Figure 1-9 shows a component layout diagram of the 85-mm square board. Table 1-5 lists the interface
connector specifications of the 85-mm square board.
Figure 1-9 Component Layout Diagram of 85-mm Square Board
Table 1-5 Interface Connector Specifications (85-mm Square Board)
Item
Function
Pin (in ascending order of pin number
from pin 1)
Connector Shape
Power source
Power input
GND, V+
3.5-mm pitch, 2-pin
Motor
Motor output
A-, A+, B+, B-
φ
1 mm
×
4
Communication Program
(E1 or E2 Lite)
GND, RX, TX, +5V, MD/FINED, RES#
2.54-mm pitch, 6-pin
RMW
GND, RX, TX, +5V
2.54-mm pitch, 4-pin
RS485
GND, B/Z, A/Y, +5V
2.54-mm pitch, 4-pin
Sensor
Resolver
XBN, XBP, XAP, XAN, EXC
2.54-mm pitch, 5-pin
Origin sensor
GND, +5V, RLS, FLS, DOG
2.54-mm pitch, 5-pin
Top
Bottom (view from solder side)
MCU
DC/DC
LDO
Shunt
SW
Xta
l
Inductor
Shunt
Dri
ver
RDC
Rec
tifier di
ode
BPF
APF
Excitation LPF
Shunt
+Amp
Dri
ver
Dri
ver
Dri
ver
Rec
tifier di
ode
FET
FET
FET
FET
Resolver
Program
RS
485
Power input
M
ot
or out
put
Origin sensor
RM
W