HardLabs

Ula8a

rcapaverde·cubo·pcb_v2/ula8a/ula8a.kicad_pcb

Ula8a PCB layout, top view — open source board by rcapaverde

About the Ula8a PCB

Ula8a is an open source PCB design by rcapaverde, published on GitHub. It is a 2-layer board measuring 126.3 × 210 mm, with 81 components from 28 distinct parts.

Other key parts include the 74LS86, 74LS244, 74LS574, 74LS00 and MC14495P. By type, the board carries 20 diodes, 19 ICs, 18 capacitors, 14 resistors, 9 connectors and 1 transistor.

From the project

Arquitetura de processador conceitual

Main components on the Ula8a

74LS8674LS24474LS57474LS00MC14495PSA39-11EWA74LS04

Ula8a bill of materials (BOM)

81 components, 28 distinct parts.

QtyPartRefs
7
74LS86
U1, U2, U3, U4, U6, U7, U11
5
74LS244
U5, U10, U12, U17, U21
2
74LS574
U8, U13
2
74LS00
U9, U14
1
MC14495P
U15
1
SA39-11EWA
U16
1
74LS04
U22
1
BC548
Q1
1
designador
J1
6
operador
J2, J3, J4, J5, J6, J7
1
bus_mgrf_1
J8
1
bus_mgrf_2
J9
8
1N4148
D1, D2, D3, D4, D5, D6, D7, D8
1
POWER
D9
1
ULA SEL
D10
1
LOWER
D11
1
ULA
D12
1
UPPER
D13
1
INT
D14
1
NEG
D15
Show 8 more
QtyPartRefs
1
OVF
D16
1
CARRY
D17
1
ZERO
D18
1
WPSW
D19
1
WACC
D20
18
100nF
C1, C2, C3, C4, C5, C6, C7, C8 +10
2
10K
R1, R2
12
1K
R9, R10, R11, R12, R13, R14, R15, R16 +4

Ula8a design files

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

Ula8a: common questions

How big is the Ula8a PCB?

The Ula8a measures 126.3 × 210 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Ula8a?

81 components, from 28 distinct parts. The full bill of materials is listed on this page.

Where can I download the Ula8a design files?

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

Can I use the Ula8a design in my own project?

The repository has no license, so all rights stay with rcapaverde. Use it as a reference, and ask the author before reusing the design.

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