Counter sema lens30cm
About the Counter sema lens30cm PCB
Counter sema lens30cm is an open source AVR/Arduino PCB design by AbdELRahmanGamiel, published on GitHub. It is a 2-layer board measuring 275 × 275 mm, with 585 components from 50 distinct parts.
Its main chip is the ATMEGA32-16PU, from the AVR/Arduino family. Other key parts include the L7805, AMS1117-3.3 and EL817. By type, the board carries 206 resistors, 168 LEDs, 51 crystals, 17 diodes, 7 ICs and 7 connectors.
Main components on the Counter sema lens30cm
Counter sema lens30cm bill of materials (BOM)
585 components, 50 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | L7805 LM7805_TO220 | TO-220-3_Vertical | U1 |
| 1 | AMS1117-3.3 PC817 | DIP-4_W7.62mm | U2 |
| 1 | ATMEGA32-16PU PC817 | DIP-4_W7.62mm | U3 |
| 1 | EL817 PC817 | DIP-4_W7.62mm | U4 |
| 1 | EL817 PIC16F877A-IP | DIP-40_W15.24mm_Socket_LongPads | U5 |
| 2 | EL817 ULN2803A | DIP-18_W7.62mm_Socket_LongPads | U6, U7 |
| 3 | 2N2219 2N2222 | TO-92L_HandSolder | Q1, Q2, Q3 |
| 3 | 2N2219 TIP147 | TO-3P-3_Horizontal_TabDown | Q4, Q5, Q6 |
| 1 | 16MH LED | LED_D5.0mm_centerd_modified-pad | Y1 |
| 49 | LED | LED_D5.0mm_centerd_modified-pad | Y2, Y3, Y4, Y5, Y6, Y7, Y8, Y9 +41 |
| 1 | Crystal_Small | Resonator-2Pin_W10.0mm_H5.0mm | Y51 |
| 1 | COLOR_220_I/P | TerminalBlock_Altech_AK300-4_P5.00mm | J13 |
| 1 | DC220V_O/P | TerminalBlock_Altech_AK300-3_P5.00mm | J14 |
| 1 | DC12V_I/P | TerminalBlock_Altech_AK300-2_P5.00mm | J15 |
| 1 | TENS_SOCKET_SEG | Multicomp_MC9A22-2034_2x10_P2.54mm_Horizontal | J16 |
| 1 | UNITS_SOCKET | Multicomp_MC9A22-2034_2x10_P2.54mm_Horizontal | J17 |
| 1 | TENS_SOCKET | Multicomp_MC9A22-2034_2x10_P2.54mm_Horizontal | J18 |
| 1 | UNITS_SOCKET_SEG | Multicomp_MC9A22-2034_2x10_P2.54mm_Horizontal | J19 |
| 3 | 104\400V | C_Rect_L13.0mm_W6.0mm_P10.00mm_FKS3_FKP3_MKS4 | AC_C1, AC_C2, AC_C3 |
| 1 | 1A | Fuseholder_Cylinder-5x20mm_Schurter_0031_8201_Horizontal_Open | F1 |
Show 30 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | Heatsink | Heatsink_Fischer_SK104-STC-STIC_35x13mm_2xDrill2.5mm | HS1 |
| 1 | 104\25V | C_Disc_D7.0mm_W2.5mm_P5.00mm | PIC_C1 |
| 2 | 22p\25V | C_Disc_D7.0mm_W2.5mm_P5.00mm | PIC_C2, PIC_C3 |
| 56 | 160R | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | Rg1, Rg2, Rg3, Rg4, Rg5, Rg6, Rg7, Rg8 +48 |
| 56 | 380R | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | Rr1, Rr2, Rr3, Rr4, Rr5, Rr6, Rr7, Rr8 +48 |
| 168 | LED | LED_D5.0mm_centerd_modified-pad | G1, G2, G3, G4, G5, G6, G7, G8 +160 |
| 7 | 1N5407 5408/3A | D_DO-27_P15.24mm_Horizontal | D1, D3, D7, D8, D12, D13, D17 |
| 1 | LED_RED | LED_D5.0mm | D2 |
| 1 | 1N5407 LED_R | LED_D5.0mm | D4 |
| 3 | 1N5407 KBU808 | Diode_Bridge_Vishay_KBU | D5, D10, D15 |
| 3 | 1N5407 D_Zener_16v | D_A-405_P7.62mm_Horizontal | D6, D11, D16 |
| 1 | 1N5407 LED_G | LED_D5.0mm | D9 |
| 1 | 1N5407 LED_Y | LED_D5.0mm | D14 |
| 1 | 334 .33UF/25V | C_Disc_D7.0mm_W2.5mm_P5.00mm | C1 |
| 1 | 104 .1UF/25V | C_Disc_D7.0mm_W2.5mm_P5.00mm | C2 |
| 1 | 334 C-Device | CP_Radial_D35.0mm_P10.00mm_SnapIn | C3 |
| 1 | 10/2W 10R-500mA-3WATT/20R-250mA2-WATT | R_Axial_DIN0516_L15.5mm_D5.0mm_P20.32mm_Horizontal | R1 |
| 1 | 330 220R | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R2 |
| 1 | 10/3W LED | LED_D5.0mm_centerd_modified-pad | R3 |
| 5 | 10K LED | LED_D5.0mm_centerd_modified-pad | R4, R57, R58, R60, R62 |
| 127 | LED | LED_D5.0mm_centerd_modified-pad | R5, R16, R18, R20, R22, R24, R26, R28 +119 |
| 17 | 150 LED | LED_D5.0mm_centerd_modified-pad | R6, R7, R8, R9, R10, R11, R12, R13 +9 |
| 17 | 1900 LED | LED_D5.0mm_centerd_modified-pad | R15, R17, R19, R21, R23, R25, R27, R29 +9 |
| 1 | 500 LED | LED_D5.0mm_centerd_modified-pad | R59 |
| 5 | 820R/.5W | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R171, R172, R173, R174, R175 |
| 6 | 1K | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R176, R183, R190, R198, R199, R200 |
| 7 | 10K | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R177, R184, R191, R197, R201, R202, R203 |
| 3 | 22k/3w-20k/1w | R_Axial_Power_L25.0mm_W9.0mm_P30.48mm | R178, R185, R192 |
| 12 | 2.2k/2w | R_Axial_DIN0516_L15.5mm_D5.0mm_P7.62mm_Vertical | R179, R180, R181, R182, R186, R187, R188, R189 +4 |
| 3 | 332R | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R204, R205, R206 |
Counter sema lens30cm design files
The KiCad project lives in the AbdELRahmanGamiel/PcbDesignsHw repository on GitHub; these links point at the commit this page was built from.
Counter sema lens30cm: common questions
What microcontroller does the Counter sema lens30cm use?
The Counter sema lens30cm is built around the ATMEGA32-16PU, from the AVR/Arduino family.
How big is the Counter sema lens30cm PCB?
The Counter sema lens30cm measures 275 × 275 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Counter sema lens30cm?
585 components, from 50 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Counter sema lens30cm design files?
From the AbdELRahmanGamiel/PcbDesignsHw repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Counter sema lens30cm design in my own project?
The repository has no license, so all rights stay with AbdELRahmanGamiel. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Counter sema lens30cm 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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