Introduction

This is the circuit for this program.

Schematic

Big image

Part list

Reference	Value	Library	Library Ref
U2	PIC16F690-ISO	MCU_Microchip_PIC16	PIC16F690-ISO
U5	HDSP-7503	Display_Character	HDSP-7503
U4	HDSP-7503	Display_Character	HDSP-7503
U3	HDSP-7503	Display_Character	HDSP-7503
Q3	BC547	Transistor_BJT	BC547
Q2	BC547	Transistor_BJT	BC547
Q1	BC547	Transistor_BJT	BC547
R6	120R	Device	R
R5	120R	Device	R
R4	120R	Device	R
R3	10K	Device	R
Y1	Crystal	Device	Crystal
C2	18pF	Device	C
C5	18pF	Device	C
C8	0.01uF	Device	C
C4	0.1uF	Device	C
R1	100K	Device	R
R2	10K	Device	R
J2	Screw_Terminal_01x02	Connector	Screw_Terminal_01x02
J4	Conn_01x11	Connector_Generic	Conn_01x11
J3	Conn_01x05	Connector_Generic	Conn_01x05
U1	LM7805_TO220	Regulator_Linear	LM7805_TO220
J1	Screw_Terminal_01x02	Connector	Screw_Terminal_01x02
C1	100uF	Device	CP
C3	0.1uF	Device	C
C6	0.1uF	Device	C
C7	100uF	Device	CP
D1	1N4004	Diode	1N4004

Board layout