# Ultrasonic Distance Meter Reference Design_V1
## Description
This circuit is an ultrasonic distance meter based on an ATTiny2313 microcontroller. It uses an HC-SR04 ultrasonic sensor to measure distance and displays the results on an OLED display. The power supply is constructed using a Boost converter (TPS613222A) and a 2-cell AA battery. Additionally, it also includes ISP for programming, RESET and START switches, and LED indicators. #project #Template #projectTemplate #ultrasonic #OLED #arduino #attiny2313 #TPS613222A #ISP #referenceDesign #simple-embedded #microchip #template #reference-design .
## Project Details
- **Owner:** cherepanyadima
- **Created:** 4/19/2026
- **Last Updated:** 4/19/2026
- **Visibility:** Public
- **License:** https://creativecommons.org/licenses/by/4.0/
## Key Components
### BAT1 — [BC2AAPC](https://www.flux.ai/vasy_skral/bc2aapc.md)
- Part Type: Connector
- Manufacturer Part Number: BC2AAPC
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/1086/BC2AAPC.pdf
- Manufacturer Name: MPD (Memory Protection Devices)
**Pins:**
- - [pin 2]
- + [pin 1]
### D1 — [BAT60JFILM](https://www.flux.ai/vasy_skral/bat60jfilm.md)
- Manufacturer Part Number: BAT60JFILM
- Part Type: Diode
- Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/3d/d2/27/1d/20/e3/4d/48/CD00001944.pdf/files/CD00001944.pdf/jcr:content/translations/en.CD00001944.pdf
- Manufacturer Name: STMicroelectronics
**Pins:**
- A [pin 2]
- K [pin 1]
### IC1 — [TPS613222ADBVR](https://www.flux.ai/vasy_skral/tps613222adbvr.md)
- Manufacturer Name: Texas Instruments
- Symbol Style: Parametric
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Integrated Circuit
- Manufacturer Part Number: TPS613222ADBVR
- Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=http%253A%252F%252Fwww.ti.com%252Flit%252Fgpn%252Ftps61322
**Pins:**
- GND [pin 2]
- NC [pin 5]
- NC [pin 3]
- SW [pin 1]
- VOUT [pin 4]
### RED — [LED-THT-3MM](https://www.flux.ai/vasy_skral/led-tht-3mm.md)
- Part Type: LED
- Manufacturer Part Number: LTL17KRH5D-012A
**Pins:**
- A [pin 2]
- K [pin 1]
### RST — [TS-1088R-02026](https://www.flux.ai/jecstronic/ts-1088r-02026.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: TS-1088R-02026
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_XUNPU-TS-1088R-02026_C455280.pdf
- Manufacturer Name: XUNPU
- Part Type: Switch
**Pins:**
- P1 [pin 1]
- P2 [pin 2]
### START — [TS-1088R-02026](https://www.flux.ai/jecstronic/ts-1088r-02026.md)
- Manufacturer Name: XUNPU
- Manufacturer Part Number: TS-1088R-02026
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_XUNPU-TS-1088R-02026_C455280.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Switch
**Pins:**
- P1 [pin 1]
- P2 [pin 2]
### U1 — [ATTINY2313V-10SU](https://www.flux.ai/adrian95/attiny2313v-10su.md)
- Manufacturer Name: Microchip
- Manufacturer Part Number: ATTINY2313V-10SU
- Part Type: Microcontroller
- Datasheet URL: http://www.microchip.com/mymicrochip/filehandler.aspx?ddocname=en590718
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- GND [pin 10]
- PA0/XTAL1 [pin 5]
- PA1/XTAL2 [pin 4]
- PA2/~RESET [pin 1]
- PB0 [pin 12]
- PB1 [pin 13]
- PB2 [pin 14]
- PB3 [pin 15]
- PB4 [pin 16]
- PB5 [pin 17]
- PB6 [pin 18]
- PB7 [pin 19]
- PD0 [pin 2]
- PD1 [pin 3]
- PD2 [pin 6]
- PD3 [pin 7]
- PD4 [pin 8]
- PD5 [pin 9]
- PD6 [pin 11]
- VCC [pin 20]
### US1 — [HC-SR04](https://www.flux.ai/vasy_skral/hc-sr04.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: HC-SR04
- Datasheet URL: https://cdn.sparkfun.com/datasheets/Sensors/Proximity/HCSR04.pdf
- Part Type: Sensor
**Pins:**
- ECHO [pin 3]
- GND [pin 4]
- TRIG [pin 2]
- VCC [pin 1]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/cherepanyadima/ultrasonic-distance-meter-reference-designv1](https://www.flux.ai/cherepanyadima/ultrasonic-distance-meter-reference-designv1).*
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