LittleSoundDJ-MC2  Midi converter  Part list V1.1.2b
I take no responsibility for any bugs or damage caused by building or using the LSDJ-MC2!!!
(c) firestARTer 2004
http://www.firestarter-music.de/lsdj/

Nr	Name	Value	
	
Capacitor

1	C1	100nF	ceramic
2	C2	10uF	electolyt
3	C3	22pF	ceramic
4	C4	22pF	ceramic
5	C7	10uF	electrolyt

Diode

6	D1	1N4148	
7	D2	LED green	
8	D3	LED green	
9	D4	LED green	
10	D5	LED green
11	D6	LED red	
12	D7	1N4004	

IC

13	IC1	6n138	opto coupler
14	IC3	PIC16F628-20P  DIL18 micro-controller  20 Mhz 
15	IC4	7805	voltage regulator
16	IC5	74 (HC) 14   TTL Circuit

Connector/buttons

17	K1	connection to the Gameboy Link port	
18	K2	2 Pin connector for the Power Supply/battery	
19    K3	Button 1	
20    K4	Button 2	
21	K5	Button 3 Plus
22	K6	Button 4 Minus

Quart

23	Q1	20Mhz Quart	crystal

Resistors (ohm)

24	R1	220		
25	R2	5 k 6	(5600)
26	R3	1 k 2	(1200)	
27	R4	1 k	(1000)
28	R5	470	
29    R6	470	
30	R7	470	
31	R8	470	
32	R9	470	
33	R10	1 k	(1000)
34	R11	1 k	(1000)
35	R12	1 k	(1000)
36	R13	1 k	(1000)




Changelog

01.03.2004	Added PIC description. The 16F628 must be a 20 Mhz type.
16.03.2004	Changed capacitors C3 and C4 from 33pF to 22pF 
15.06.2004	Added Plus/Minus function with Buttons K5 & K6
		Reorganisation
16.06.2004	Added TTL-IC 7414 for more security of the circuit and 2 Gameboy support
17.06.2004	Removed R14