System Overview; Hardware Configuration - Renesas rl78/g1g User Manual

RL78/G1G Sensorless Speed control of 120-degree conducting controlled permanent magnetic synchronous motor (Implementation)
2.

System overview

Overview of this system is explained below.
2.1

Hardware configuration

The hardware configuration is shown below.
RL78/G1G
A/D converter input
P23 / ANI3
P00 / ANI17
P147 / ANI18
P120 / ANI19
P20 / ANI0
Switch input
LED output
TRD output
P15 / TRDIOB0 (Up)
P13 / TRDIOA1 (Vp)
P12 / TRDIOB1 (Wp)
P14 / TRDIOD0 (Un)
P11 / TRDIOC1 (Vn)
P10 / TRDIOD1 (Wn)
Over current
detection input
P137 / INTP0
P01 / PGAI
Figure 2-1 Hardware Configuration Diagram
Note: the VR1 signal is input to port 20 by modification on the CPU card. (See 1.2.1)
R01AN3582EJ0100 Rev.1.00
Jan 13, 2017
Bus voltage
VU_AIN
Phase voltage
VV_AIN
(filtering)
VW_AIN
Speed reference
(Note)
Motor start / stop
P70
Error status reset
P17
P60
P61
Phase voltage
(filtering)
Over current detection
(by Hardware)
Over current detection
(by PGA+CMP0, CMP1)
not used in this system.
Power supply circuit
VR1
SW1 SW2
Up
Vp
Wp
Un
Vn
Wn
Inverter circuit
VU_AIN
VV_AIN
VW_AIN
Iw Iv Iu
OC
PSPM
DC 24V input
V
dc
GND
LED1 LED2
Vw Vv Vu
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