Invaders
anyahelene·invaders·pcb/invaders.kicad_pcb
About the Invaders PCB
Invaders is an open source AVR/Arduino PCB design by anyahelene, published on GitHub. It is a 2-layer board measuring 127 × 88.9 mm, with 53 components from 40 distinct parts.
Its main chip is the ATmega328P-PU, from the AVR/Arduino family. Other key parts include the LTC3525-5 and 74LVC1G04. By type, the board carries 14 capacitors, 10 switches, 9 resistors, 5 diodes, 3 ICs and 3 connectors.
It belongs with the displays & leds and retro computing designs in this gallery.
From the project
A hand-held retro console

Main components on the Invaders
Invaders bill of materials (BOM)
53 components, 40 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ATmega328P-PU | DIP-28_W7.62mm_Socket | U1 |
| 1 | LTC3525-5 | SOT-363_SC-70-6 | U2 |
| 1 | 74LVC1G04 | SOT-23-5_HandSoldering | U3 |
| 1 | 16 MHz | Crystal_HC49-4H_Vertical | Y1 |
| 1 | USB_B_Micro | USB_Micro-B_Molex-105017-0001 | J1 |
| 1 | ISP | PinHeader_2x03_P2.54mm_Vertical | J2 |
| 1 | Batt_In | JST_PH_S2B-PH-K_1x02_P2.00mm_Horizontal | J3 |
| 1 | 2xAAA | BatteryHolder_Keystone_2468_2xAAA | BT1 |
| 1 | 1206L050 | Fuse_1206_3216Metric_Pad1.42x1.75mm_HandSolder | F1 |
| 1 | Thumbstick | psp_thumbstick | JS1 |
| 1 | Speaker | Buzzer_12x9.5RM7.6 | LS1 |
| 1 | Reset | SW_PUSH_6mm | SW1 |
| 1 | D_Left | SW_PUSH_6mm | SW2 |
| 1 | Trig_Left | SW_Tactile_SPST_Angled_PTS645Vx58-2LFS | SW3 |
| 1 | D_Up | SW_PUSH_6mm | SW4 |
| 1 | D_Down | SW_PUSH_6mm | SW5 |
| 1 | D_Right | SW_PUSH_6mm | SW6 |
| 1 | Trig_Right | SW_Tactile_SPST_Angled_PTS645Vx58-2LFS | SW7 |
| 1 | A | SW_PUSH_6mm | SW8 |
| 1 | B | SW_PUSH_6mm | SW9 |
Show 20 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SW_SPDT | SW_E-Switch_EG1224_SPDT_Angled | SW10 |
| 1 | OLED_1in3 | OLED_1in3_i2c | OLED1 |
| 1 | OLED_2in42 | OLED_2in42_spi_i2c | OLED2 |
| 1 | OLED_1in5_RGB | OLED_1in5_spi_rgb | OLED3 |
| 1 | 0.35V | D_SOD-123F | D3 |
| 1 | 5.1V | D_DO-41_SOD81_P7.62mm_Horizontal | D4 |
| 3 | LED | LED_1206_3216Metric_Pad1.42x1.75mm_HandSolder | D5, D6, D7 |
| 1 | 10µH | L_1210_3225Metric_Pad1.42x2.65mm_HandSolder | L1 |
| 1 | 1.0µF | C_1206_3216Metric_Pad1.42x1.75mm_HandSolder | C1 |
| 3 | 0.1µF | C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C2, C4, C13 |
| 3 | .1µF | C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C3, C12, C14 |
| 2 | 1µF | C_1206_3216Metric_Pad1.42x1.75mm_HandSolder | C5, C8 |
| 1 | 22µF | C_1206_3216Metric_Pad1.42x1.75mm_HandSolder | C6 |
| 1 | 0.1 µ | C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C7 |
| 1 | 100µF | CP_Radial_D6.3mm_P2.50mm | C9 |
| 2 | 22pF | C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C10, C11 |
| 3 | 10k | R_1206_3216Metric_Pad1.42x1.75mm_HandSolder | R1, R3, R9 |
| 1 | 1k | R_1206_3216Metric_Pad1.42x1.75mm_HandSolder | R2 |
| 4 | 330 | R_1206_3216Metric_Pad1.42x1.75mm_HandSolder | R4, R5, R7, R8 |
| 1 | 150R | R_1206_3216Metric_Pad1.42x1.75mm_HandSolder | R6 |
Invaders design files
The KiCad project lives in the anyahelene/invaders repository on GitHub; these links point at the commit this page was built from.
- Layoutpcb/invaders.kicad_pcb
Invaders: common questions
What microcontroller does the Invaders use?
The Invaders is built around the ATmega328P-PU, from the AVR/Arduino family.
How big is the Invaders PCB?
The Invaders measures 127 × 88.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Invaders?
53 components, from 40 distinct parts. The full bill of materials is listed on this page.
Where can I download the Invaders design files?
From the anyahelene/invaders repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Invaders design in my own project?
The repository has no license, so all rights stay with anyahelene. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Invaders 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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