QC Inspection Line —
Interactive Simulator
15 wires + USB + diode
100%
−
+
Fit
?
Panel
← QC
QC Inspection Line — Interactive Simulator
Click any component for wiring details. Items flow left → right.
CONVEYOR DIRECTION →
CAMERA
Arducam 8MP
Jetson Orin Nano
YOLO inference engine
Waiting...
—
USB-A
USB
serial + power
USB camera feed
NOZZLE
REJECT BIN
Rejected: 0
PASS EXIT →
Passed: 0
IDLE
ELECTRONICS — Click any component for wiring details
POWER ZONE
Barrel Jack
2.1mm adapter
+12V
GND
Buck Converter
LM2596 Step-Down
!
Set to 5.0V first!
IN+
IN-
OUT+
OUT-
Relay Module
4-CH opto-isolated
VCC
GND
IN1
COM1
NO1
GND
OPEN
Solenoid Valve
2W025-08 | CLOSED
(+)
(-)
1N5408
band toward (+)
AIR
AIR HOSE
1/4" polyurethane
PICO ZONE
Pico W Breakout Board
Screw Terminal Breakout — Both Pin Columns
PICO W
RP2040
USB-C
GP0
OUT
Relay IN1
GND
Shared ground
GP2
OUT
Green LED
GP3
OUT
Red LED
GP4
OUT
Buzzer
GP5
IN
E-Stop
VBUS
5V from USB
GND
Ground bus
3V3
Pull-up source
10k
PERIPHERALS
PASS LED
GP2, 560R
FAIL LED
GP3, 470R
BUZZER
GP4, active
E-STOP
EMERGENCY
NC mushroom head
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Signal Flow Summary
1. Camera detects item → captures frame
2. Jetson runs YOLO inference (~50ms)
3. Command via USB serial:
P = pass | R600 = reject 600ms
4. Pico GP0 → relay IN1 (active LOW)
5. Relay closes → 12V → solenoid
6. Solenoid opens → air blast → reject
Timing: 150ms solenoid pulse
Throughput: up to 400 items/min
▶ Run
Scrub
E-Stop
0.5x
1x
2x
3x
⋯