8051SBC V1.0  Revised: Monday, May 05, 2003
          Revision: 1

Bill Of Materials            May 18,2003      11:39:51	Page1

Item	Quantity	Reference	Part
______________________________________________

1	1	BT1	+3V Lithium
2	2	C1,C2	disceramic 30pF
3	2	C14,C3	electrolytic cap 10uF 10V
4	1	C4	electrolytic cap 10uF 16V
5	1	C5	electrolytic cap 470uF 25V
6	9	C6,C7,C8,C9,C10,C11,C18,	multilayer cap 0.1uF
		C19,C21
7	2	C12,C13	0.1uF 
8	3	C15,C16,C17	electrolytic cap 10uF
9	1	C20	tantalum cap 4.7uF 16V
10	1	D1	1N4148
11	1	D2	LED for POWER
12	1	D3	Debug LED
13	1	D4	1N4007
14	1	JP1	HEADER 3
15	1	JP2	Single Step
16	1	JP3	FLIP LOADER
17	1	JR2	CONN RECT 16
18	2	J6,J1	CON3
19	1	J2	DC input
20	2	J3,J4	CON16AP
21	1	J5	CON24
22	1	L1	100mH INDUCTOR
23	1	Q1	Xtal 11.0592MHz
24	1	R1	8.4K
25	4	R2,R6,R7,R13	4.7K
26	1	R3	10K
27	1	R4	2k
28	1	R5	330
29	2	R8,R9	100
30	2	R10,R12	680
31	1	R11	120
32	1	SW1	SW DIP-4
33	1	S1	RESET
34	1	S2	INT0
35	4	S3,S4,S5,S6	SW PUSHBUTTON
36	1	TP1	+5V
37	1	TP2	GND
38	1	U1	27C256 EPROM
39	1	U2	HM62256B SRAM
40	2	U5,U3	74HC573 LATCH
41	1	U4	74LS244 Tristate buffer
42	1	U6	GAL16V8B with (8051sbc.JED)
43	1	U7	8051 compatible MCU
44	1	U8	LM7805/TO
45	1	U9	LTC1298
46	1	U10	MAX232A
47	1	U11	24C256 I2C 32kB EEPROM
48	1	U12	75176 RS485 Transceiver
49	1	U13	DS1307 I2C Realtime clock
50	1	VB1	SUB-D 9, male
51	1	Y1	32768Hz Low power xtal

All resistors are 1/4W or 1/8W +/-5%.