SC511 v1.0 Serial Card - EasyEDA open source hardware lab

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STD SC511 v1.0 Serial Card

License: Public Domain

Mode: Editors' pick

Update time： 2022-01-17 11:24:13

Creation time： 2021-10-10 14:38:22

Description

SC511 v1.0 (www.scc.me.uk)

Serial and timer card for Z50Bus

Features:

- Two asynchronous serial ports

- Baud rate control

- Timer

Documentation at [www.scc.me.uk](http://www.scc.me.uk)

Design Drawing

schematic diagram

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PCB

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BOM

ID	Name	Designator	Footprint	Quantity
1	100nF	C1,C2,C3,C4,C5,C6	CAP-RAD-2.54MM	6
2	Power	JP1,JP2	HDR-1X02-A-M-2.54MM	2
3	RX	JP3	HDR-1X03-S-M-2.54MM	1
4	TX	JP4	HDR-1X03-S-M-2.54MM	1
5	SIO	JP5	HDR-1X03-S-M-2.54MM	1
6	CTC	JP6	HDR-1X03-S-M-2.54MM	1
7	Z50Bus	P1	Z50BUS-HDR-2X25-A-M-2.54MM	1
8	HDR_1x06_S_M	P2,P3	HDR-1X06-S-M-2.54MM	2
9	2k2	R1,R2,R3,R4,R5,R6,R7,R8	RES-0.3	8
10	100k	R9,R10,R11,R12	RES-0.3	4
11	10k	R13	RES-0.3	1
12	Serial Port A	S1	HDR-1X06-S-M-2.54MM	1
13	Serial Port B	S2	HDR-1X06-S-M-2.54MM	1
14	74HCT138	U1	PDIP-16	1
15	Z80 SIO/2	U2	PDIP-40-0.6	1
16	Z80 CTC	U4	PDIP-28-0.6	1
17	1.8432 MHz	X1	OSC-08	1
18	74HCT08	U3	PDIP-14	1

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