Ir clone
dilshan·ir-clone·design/ir-signalgen-lite.kicad_pcb
About the Ir clone PCB
Ir clone is an open source STM32 PCB design by dilshan, published on GitHub under the MIT license. It is a 2-layer board measuring 32.1 × 41.2 mm, with 35 components from 26 distinct parts.
Its main chip is the STM8S003F3P, from the STM32 family. Other key parts include the AMS1117-3.3, TSOP1838 and 24LC32. By type, the board carries 10 capacitors, 10 resistors, 4 ICs, 4 connectors, 2 transistors and 2 jumpers.
From the project
Open-source infrared remote control signal analysis and generating tool
IR Remote Control Clone Utility ===============================
IR Clone is an open-source infrared remote control signal analysis and generating tool. This utility can clone IR signals, examine the IR remote control signals, and modify or create new IR signals.
This project consists of both hardware and software utilities. The hardware module contains an 8-bit MCU, 32Kbit EEPROM, IR receiver, and transmitter.

Main components on the Ir clone
Ir clone bill of materials (BOM)
35 components, 26 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | AMS1117-3.3 | SOT-223-3_TabPin2 | U101 |
| 1 | STM8S003F3P | TSSOP-20_4.4x6.5mm_P0.65mm | U201 |
| 1 | TSOP1838 | Vishay_MOLD-3Pin | U301 |
| 1 | 24LC32 | DIP-8_W7.62mm_Socket_LongPads | U302 |
| 2 | MMBT3904 | SOT-23 | Q301, Q302 |
| 1 | DC-IN | PhoenixContact_MCV_1,5_2-G-3.5_1x02_P3.50mm_Vertical | J101 |
| 1 | BAT-IN | PinHeader_1x02_P2.54mm_Vertical | J102 |
| 1 | ICP | pogo-2.54mmx4 | J201 |
| 1 | KEYMATRIX | PinHeader_1x08_P2.54mm_Vertical | J202 |
| 1 | PWR-SRC | PinHeader_1x03_P2.54mm_Vertical | JP101 |
| 1 | MODE | PinHeader_1x02_P2.54mm_Vertical | JP202 |
| 1 | 60-2S1M | SW_PUSH_6mm | SW201 |
| 1 | LD271 | LED_D5.0mm_Horizontal_O1.27mm_Z3.0mm | D301 |
| 1 | GREEN-3mm | LED_D3.0mm | D302 |
| 1 | 10MFD | CP_Radial_D5.0mm_P2.50mm | C101 |
| 6 | 0.1MFD | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C102, C103, C202, C204, C301, C302 |
| 1 | 4.7MFD | CP_Radial_D5.0mm_P2.50mm | C104 |
| 1 | 1MFD | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C201 |
| 1 | 1MFD | CP_Radial_D5.0mm_P2.50mm | C203 |
| 2 | 10K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R201, R303 |
Show 6 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 1K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R202 |
| 3 | 4.7K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R301, R302, R305 |
| 1 | 22K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R304 |
| 1 | 56R | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R306 |
| 1 | 470R | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R307 |
| 1 | 22K | R_Array_Convex_4x0603 | RN201 |
Ir clone design files
The KiCad project lives in the dilshan/ir-clone repository on GitHub; these links point at the commit this page was built from.
Ir clone: common questions
What microcontroller does the Ir clone use?
The Ir clone is built around the STM8S003F3P, from the STM32 family.
How big is the Ir clone PCB?
The Ir clone measures 32.1 × 41.2 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Ir clone?
35 components, from 26 distinct parts. The full bill of materials is listed on this page.
Where can I download the Ir clone design files?
From the dilshan/ir-clone repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Ir clone design in my own project?
Yes, under the terms of its MIT license, which dilshan chose for the repository.
Can I test firmware for the Ir clone without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug STM32 firmware against it before you order a PCB.
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