RX24U CPU Card User's Manual
R12TU0018EJ0120
Page 8 of 26
2022.2.21
2. Block Diagram
RX24U
Crystal
Oscillator
10MHz
LED × 2
E1 Connector
(CN2)
SCI1
Connector(CN4)
Encoder Input
connector(CN3)
Hall Input
connector(CN5)
SCI6
Connector(CN2)
SCI5
Connector(CN6)
I
U
,I
V
,I
W
Port Output
V
BUS
,V
U
,V
V
,V
W
IRQ5 Input
PWM Pulse
PWM Pulse
Output
VCC(5V)
EV
DD0
AD Input
Volume Resistor
Voltage
AD Input
Reset Signal
Through-hole
RX24U CPU Card
Inverter
Board
Connector
(CNB)
Inverter
Board
Connector
(CNA)
LED3
LED1,2
Over Current
External AD Input
AVCC(5V)
Port Output
T
X
D6/R
X
D6
T
X
D5/R
X
D5
T
X
D1/R
X
D1
Hall signal
Encoder signal
Signal*43
Universal
Space(CN1)
V
DD
AD Input
AD Input
Reset
XTAL/EXTAL
Port Input
Port Input
Port
Input/Output
Port
Input/Output
Port
Input/Output
Through-hole
Through-hole
GND
Port
Input/Output
Reset Switch
Extender Board
Connector
(CNC)
LED1,2
PWM Pulse
Over Current
External AD Input
V
BUS
,V
U
,V
V
,V
W
Volume Resistor
Voltage
I
U
,I
V
,I
W
Port Output
IRQ4 Input
PWM Pulse Output
AD Input
AD Input
AD Input
AD Input
Figure 3.1 RX24U CPU Card Block Diagram
