U1 TR - U1 THR
U1 TR - U1 THR
D1 C - U1 VCC
U1 CV - C5 P1
GND
R1 P2 - R2 P1
GND
R1 P2 - R2 P1
R2
Resistance
470kΩ
C5
Capacitance
100nF
R4
Resistance
500 Ω
R1
Resistance
100kΩ
C6
Capacitance
1uF