HardLabs

Sbc6502a1

tkhshmsy·sbc6502a1·pcb/sbc6502a1/sbc6502a1.kicad_pcb

Sbc6502a1 PCB layout, top view — open source AVR/Arduino board by tkhshmsy

About the Sbc6502a1 PCB

Sbc6502a1 is an open source AVR/Arduino PCB design by tkhshmsy, published on GitHub under the MIT license. It is a 2-layer board measuring 95 × 100 mm, with 36 components from 24 distinct parts.

Its main chip is the Arduino_Nano_v2.x, from the AVR/Arduino family. Other key parts include the W65C02SxP, W65C21SxP, 74HC04, 74HC00 and 74HC138. By type, the board carries 11 capacitors, 8 ICs, 5 resistors, 3 connectors, 2 jumpers and 2 switches.

From the project

Single Board Computer using W65C02

Sbc6502a1, from the project README
From the project README

Main components on the Sbc6502a1

W65C02SxPW65C21SxP74HC0474HC0074HC138HM62256BLP27C512MCP23S17_SPArduino_Nano_v2.x

Sbc6502a1 bill of materials (BOM)

36 components, 24 distinct parts.

QtyPartRefs
1
W65C02SxP
U1
1
W65C21SxP
U2
1
74HC04
U3
1
74HC00
U4
1
74HC138
U5
1
HM62256BLP
U6
1
27C512
U7
1
MCP23S17_SP
U8
1
Arduino_Nano_v2.x
A1
1
1MHz
X1
1
Conn_02x20_Odd_Even
J1
1
Conn_Coaxial_Power
J2
1
Conn_01x06
J3
1
Jumper_2_Bridged
JP1
1
Jumper_2_Open
JP2
1
SW_Push
SW1
1
SW_SPDT
SW2
2
TestPoint
TP1, TP2
1
1N4148
D1
1
0.01uF
C1
Show 4 more
QtyPartRefs
9
0.1u
C2, C4, C5, C6, C7, C8, C9, C10 +1
1
470uF
C3
4
10k
R1, R2, R3, R4
1
10kx8
RN1

Sbc6502a1 design files

The KiCad project lives in the tkhshmsy/sbc6502a1 repository on GitHub; these links point at the commit this page was built from.

Sbc6502a1: common questions

What microcontroller does the Sbc6502a1 use?

The Sbc6502a1 is built around the Arduino_Nano_v2.x, from the AVR/Arduino family.

How big is the Sbc6502a1 PCB?

The Sbc6502a1 measures 95 × 100 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Sbc6502a1?

36 components, from 24 distinct parts. The full bill of materials is listed on this page.

Where can I download the Sbc6502a1 design files?

From the tkhshmsy/sbc6502a1 repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Sbc6502a1 design in my own project?

Yes, under the terms of its MIT license, which tkhshmsy chose for the repository.

Can I test firmware for the Sbc6502a1 without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug AVR/Arduino firmware against it before you order a PCB.

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