Schematic Symbol for IR remote control Module: This is a schematic...

Terminal
An electrical connector acting as reusable interface to a conductor and creating a point where external circuits can be connected.
natarius
Ground
A common return path for electric current. Commonly known as ground.
jharwinbarrozo
20.5M
Net Portal
A net identifier used to create connectivity to other Net Portal with the same designator. #portal
jharwinbarrozo
43.0M
Power Net Portal
Power net portal is a special schematic object used to define a power or ground net. Power ports allow you to conveniently indicate a power net at any location in the design. Power nets of the same designator automatically connect throughout your design #portal #power
jharwinbarrozo
11.4M
Generic Resistor
A generic fixed resistor for rapid developing circuit topology. Save precious design time by seamlessly add more information to this part (value, footprint, etc.) as it becomes available. Standard resistor values: 1.0Ω 10Ω 100Ω 1.0kΩ 10kΩ 100kΩ 1.0MΩ 1.1Ω 11Ω 110Ω 1.1kΩ 11kΩ 110kΩ 1.1MΩ 1.2Ω 12Ω 120Ω 1.2kΩ 12kΩ 120kΩ 1.2MΩ 1.3Ω 13Ω 130Ω 1.3kΩ 13kΩ 130kΩ 1.3MΩ 1.5Ω 15Ω 150Ω 1.5kΩ 15kΩ 150kΩ 1.5MΩ 1.6Ω 16Ω 160Ω 1.6kΩ 16kΩ 160kΩ 1.6MΩ 1.8Ω 18Ω 180Ω 1.8KΩ 18kΩ 180kΩ 1.8MΩ 2.0Ω 20Ω 200Ω 2.0kΩ 20kΩ 200kΩ 2.0MΩ 2.2Ω 22Ω 220Ω 2.2kΩ 22kΩ 220kΩ 2.2MΩ 2.4Ω 24Ω 240Ω 2.4kΩ 24kΩ 240kΩ 2.4MΩ 2.7Ω 27Ω 270Ω 2.7kΩ 27kΩ 270kΩ 2.7MΩ 3.0Ω 30Ω 300Ω 3.0KΩ 30KΩ 300KΩ 3.0MΩ 3.3Ω 33Ω 330Ω 3.3kΩ 33kΩ 330kΩ 3.3MΩ 3.6Ω 36Ω 360Ω 3.6kΩ 36kΩ 360kΩ 3.6MΩ 3.9Ω 39Ω 390Ω 3.9kΩ 39kΩ 390kΩ 3.9MΩ 4.3Ω 43Ω 430Ω 4.3kΩ 43KΩ 430KΩ 4.3MΩ 4.7Ω 47Ω 470Ω 4.7kΩ 47kΩ 470kΩ 4.7MΩ 5.1Ω 51Ω 510Ω 5.1kΩ 51kΩ 510kΩ 5.1MΩ 5.6Ω 56Ω 560Ω 5.6kΩ 56kΩ 560kΩ 5.6MΩ 6.2Ω 62Ω 620Ω 6.2kΩ 62KΩ 620KΩ 6.2MΩ 6.8Ω 68Ω 680Ω 6.8kΩ 68kΩ 680kΩ 6.8MΩ 7.5Ω 75Ω 750Ω 7.5kΩ 75kΩ 750kΩ 7.5MΩ 8.2Ω 82Ω 820Ω 8.2kΩ 82kΩ 820kΩ 8.2MΩ 9.1Ω 91Ω 910Ω 9.1kΩ 91kΩ 910kΩ 9.1MΩ #generics #CommonPartsLibrary
jharwinbarrozo
1.5M
Generic Capacitor
A generic fixed capacitor for rapid developing circuit topology. Save precious design time by seamlessly add more information to this part (value, footprint, etc.) as it becomes available. Standard capacitor values: 1.0pF 10pF 100pF 1000pF 0.01uF 0.1uF 1.0uF 10uF 100uF 1000uF 10,000uF 1.1pF 11pF 110pF 1100pF 1.2pF 12pF 120pF 1200pF 1.3pF 13pF 130pF 1300pF 1.5pF 15pF 150pF 1500pF 0.015uF 0.15uF 1.5uF 15uF 150uF 1500uF 1.6pF 16pF 160pF 1600pF 1.8pF 18pF 180pF 1800pF 2.0pF 20pF 200pF 2000pF 2.2pF 22pF 20pF 2200pF 0.022uF 0.22uF 2.2uF 22uF 220uF 2200uF 2.4pF 24pF 240pF 2400pF 2.7pF 27pF 270pF 2700pF 3.0pF 30pF 300pF 3000pF 3.3pF 33pF 330pF 3300pF 0.033uF 0.33uF 3.3uF 33uF 330uF 3300uF 3.6pF 36pF 360pF 3600pF 3.9pF 39pF 390pF 3900pF 4.3pF 43pF 430pF 4300pF 4.7pF 47pF 470pF 4700pF 0.047uF 0.47uF 4.7uF 47uF 470uF 4700uF 5.1pF 51pF 510pF 5100pF 5.6pF 56pF 560pF 5600pF 6.2pF 62pF 620pF 6200pF 6.8pF 68pF 680pF 6800pF 0.068uF 0.68uF 6.8uF 68uF 680uF 6800uF 7.5pF 75pF 750pF 7500pF 8.2pF 82pF 820pF 8200pF 9.1pF 91pF 910pF 9100pF #generics #CommonPartsLibrary
jharwinbarrozo
1.5M
Generic Inductor
A generic fixed inductor for rapid developing circuit topology. *You can now change the footprint and 3D model at the top level anytime you want. This is the power of #generics
jharwinbarrozo
14.2k
875105359001
10uF Capacitor Aluminum Polymer 20% 16V SMD 5x5.3mm #forLedBlink #commonpartslibrary #capacitor #aluminumpolymer #radialcan
jharwinbarrozo
1.2M
CTL1206FYW1T
Yellow 595nm LED Indication - Discrete 1.7V 1206 (3216 Metric) #forLedBlink
jharwinbarrozo
1.1M
1070TR
Battery Holder (Open) Coin, 20.0mm 1 Cell SMD (SMT) Tab bate or batt #forLedBlink
jharwinbarrozo
700.5k

are there any issues in this project?

rafael6251

@copilot are there any issues in this project?

9mo

copilot

Based on the given project details, here are some potential issues and points to consider:

Power Supply Stability for IC1 (TPS613222ADBVR): Ensure that the input voltage to the TPS613222ADBVR (IC1) is compatible with the battery voltage provided by BAT1 (BC2AAPC; assuming typical AA or AAA batteries). Since TPS613222ADBVR is a boost converter, the input voltage should be lower than the desired output. If the battery voltage drops below the operational threshold of the boost converter, the system might not work properly. Also, make sure you've properly calculated the energy requirements and the expected battery life considering device consumption in active and idle states.

Decoupling Capacitors: Ensure that there are adequate decoupling capacitors near the power supply pins of U1 (Microchip ATTINY2313) and IC1 to stabilize the power supply voltage and to filter out noise. Typically, 0.1uF capacitors are used as close as possible to the VCC and GND pins of microcontrollers and ICs.

Pull-Up Resistor for RESET Pin of U1: There's a RESET net that connects PA2/~RESET of U1 to a reset switch (RST) and through R2 (10kΩ) to +5V. This looks correct as it's important to have a pull-up resistor on the RESET pin to ensure proper operation, keeping the microcontroller out of reset state during normal operation.

Current Limiting Resistors for LEDs: Check that R4 and R5 (both 150Ω) are appropriate for limiting the current through the RED and IR LEDs (LED_R and IR). The resistor values need to be calculated based on the forward voltage and forward current specifications of the LEDs and the supply voltage. Without proper current limiting, LEDs might draw excess current, leading to reduced lifespan or immediate damage.

ISP Header Connections: Ensure the ISP header (J:ISP) is correctly connected for programming the ATTINY2313. The connections for MISO, MOSI, SCK, RESET, VCC, and GND should match the microcontroller's programming requirements. This looks correctly mapped in the project.

Button De-bouncing: Consider if hardware de-bouncing for switches (UP, DOWN, LEFT, RIGHT, OK) is necessary or if you plan to handle debouncing via software in the microcontroller. Without debouncing, pressing a button might be registered as multiple presses due to mechanical contact bounce.

Sufficient Bypassing for the Boost Converter: Make sure the capacitance and type of input and output capacitors for the boost converter IC1 are chosen as per the datasheet recommendations. For instance, C5 and C3 are both 22u, and C2 is 4.7u. Verify these are in line with what's required for stability and efficiency of the boost conversion process.

Mechanical Stability and Orientation of Components: For physical assembly, ensure components like switches, LEDs, and the buzzer are mounted in a way that is user-friendly and consider the mechanical robustness of the connections.

Power Consumption and Sleep Mode: Consider implementing power-saving modes if the ATTINY2313's functionality and requirements allow. This is particularly important for battery-powered devices to extend battery life.

10 Signal Integrity for High-Frequency Signals: If your system operates at high frequencies or you're concerned about signal integrity, consider the layout carefully, especially the trace lengths and paths for the programming header and communication lines (SPI lines: MOSI, MISO, SCK).

Ambiguities:
- The connections to LEDs (excluding indicator LEDs like LED_R) and the buzzer seem to be marked as "Exclude from BOM" and "Exclude from PCB," which could be a mistake if you intend to include these components in the actual design. Ensure these settings are intentional.
- Some net labels like "GND" are repetitive, which may lead to misunderstandings. Confirm that all intended connections to GND are correctly made.

Overall, the project description provides a solid foundation, but attention to the details mentioned above is crucial for ensuring functionality and reliability.

9mo

Someone is typing...

explain this project.

alexphm

@copilot explain this project.

4mo

copilot

This project is an IR (infrared) remote control module intended for simple embedded applications. Let's break it down:

Main Components

Microcontroller (ATTINY2313V-10SU): This is the central processing unit of the module. It handles inputs from push-button switches and controls the IR LED and buzzer.

IR LED (IR): Used to transmit infrared signals to a receiver.

Buzzer (BZ1): Provides audible feedback to the user.

Boost Converter (TPS613222AD): Converts battery voltage to a stable 5V supply for the circuit.

Battery Holder (BC2AAPC): Powers the entire module.

Push-Button Switches: Five switches are included for user interaction—UP, DOWN, LEFT, RIGHT, and OK.

Programmable ISP Header: Allows programming of the microcontroller's firmware.

Power Supply

Battery Input (BAT1): Provides initial power.

The boost converter (IC1) stabilizes the power to 5V, suitable for the microcontroller and peripherals.

Inputs and Outputs

Push Buttons (UP, DOWN, LEFT, RIGHT, OK): Used for creating commands to be sent via IR.

Red LED (RED): Indicates status or signal when a button is pressed.

Circuit Configuration

Connections:
- Buttons are connected to various pins of the ATTINY2313.
- The IR LED and Buzzer are controlled by specific GPIO pins.
- Components are powered by the output of the boost converter, ensuring consistent operation.

Usage

The module can be used as a handheld remote for controlling devices equipped with an IR receiver. Each button press might correspond to a different command, which is transmitted via the IR LED.

Feel free to ask more specific questions about any component or aspect of the project!

4mo

Someone is typing...

+5V

Capacitance

4.7u F

MOSI

LED_IR

MISO

SCK

BUTTON_RIGHT

Capacitance

1u F

RESET

PA0

RESET

PB1

BUZZER

MOSI

BUTTON_UP

PD6

PB0

SCK

RESET

GND

PA1

BUTTON_OK

LED_IR

LED_R

MISO

LED_R

PD5

BUTTON_LEFT

BUTTON_DOWN

BUZZER

Not Recommended for New Designs

Inductance

2.2u H

+5V

RST

BAT1

+5V

Resistance

5.11k Ω

VBAT

Capacitance

22u F

+5V

IC1

Capacitance

120p F

+5V

Capacitance

22u F

Not Recommended for New Designs

Capacitance

22u F

ISP

+5V

Resistance

10k Ω

+5V

Distributor	Qty 1
	Digi-Key	$0.90–$36.87
	LCSC	$6.72–$6.75
	Mouser	$1.87

walk me through how this device works

rowrowkk

@copilot walk me through how this device works

7mo

copilot

Certainly! This IR (Infrared) remote control module is designed around several key components that work together to allow for user interaction and control over a certain device or devices via IR signals. Here's a breakdown of how it functions:

Microcontroller

Microchip ATTINY2313 (U1): This is the brain of the device. It's programmed to interpret button presses and then generate corresponding IR signals to be emitted. It manages inputs from the buttons and controls other components like LEDs and the buzzer based on the programmed instructions.

User Interface

Push-Button Switches: There are five buttons (UP, DOWN, LEFT, RIGHT, OK) connected to the microcontroller. When pressed, each button sends a signal to the microcontroller, triggering it to perform specific actions or send specific IR codes.

Indicator LED (RED): Acts as a visual feedback mechanism to the user. It can indicate various states of the device, like readiness to send an IR signal or confirmation of a button press.

Electret Buzzer (BZ1): Provides auditory feedback to the user. It can beep to acknowledge a button press or signal other statuses.

IR Communication

IR LED (IR): This is the component that actually sends the IR signals to the target device. The microcontroller controls the blinking patterns of this LED to encode different commands based on the button pressed.

Programming and Power

ISP Header (ISP): This is used to program the ATTINY2313 microcontroller. Through this, you can upload the code that defines the behavior of the remote control.

Boost Converter (IC1 - TPS613222ADBVR): Since the device is battery-powered, the boost converter is critical. It steps up the voltage from the battery to a stable +5V required by the microcontroller and other components.

Battery (BAT1): Provides the power needed for the remote control module to function. This module boosts the voltage from the battery to ensure a stable power supply via the boost converter.

Electrical Characteristics

Various capacitors (C1, C2, C3, C4, C5, C6) are used for different purposes like smoothing out the power supply (decoupling) and in the boost converter circuit for voltage stepping and stability.

Resistors (R1, R2, R3, R4, R5) set the appropriate current and voltage levels throughout the circuit for components like the IR LED and indicator LED.

S8050 Transistor (Q1): Acts as a switch under the control of the microcontroller to drive the buzzer.

Diode (D1) and inductor (L1) are part of the boost converter circuit, contributing to the voltage conversion and stabilization process.

General Operation

Start-Up: When powered on, the circuit initializes under the control of the ATTINY2313, setting up the I/O pins and peripherals.

User Interaction: The user presses a button to send a command. The microcontroller detects this via the input pins.

Feedback: The RED LED and the buzzer can provide instant feedback to the user, acknowledging the button press.

IR Signal Generation: The microcontroller processes the button press and activates the IR LED to transmit a specific command signal. The pattern of IR light pulses corresponds to different commands, as predefined in the microcontroller's program.

Command Execution: The target device receives the IR pulses through its IR receiver, decodes them, and executes the associated command.

This is a high-level explanation. Each function within the system can be elaborated further based on specific components' interactions and the programming of the ATTINY2313.

7mo

Hey, I’m Copilot, your AI design assistant. I can help you brainstorm ideas, deb...

copilot

Hey, I’m Copilot, your AI design assistant. I can help you brainstorm ideas, debug problems, research components, and even make wiring connections for you. Ask me questions like:

@copilot I'm designing a PCB for a medical device that measures heart rate and temperature. Can you give me the list of components I will need?

@copilot How would I connect these parts to make the LED flash at 1kHz?

@copilot can you choose 4 digital pins on the ATMega328P-AU that I have here to use as GPIO given that I am already using some pins for reset, the external clock, UART, and I2C.

Chat with me by tagging @copilot on comments or in the chat.

Someone is typing...

	Designator	Ruleset
	-	Override rule for Buzzer_D10mm_H4.5mm_P4mm
	＊`REF`＊	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	-	Override rule for ＊`REF`＊
	-	Override rule for ＊`REF`＊
	-	Override rule for ＊`REF`＊
	-	Override rule for ＊`REF`＊
	-	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	-	Override rule for ＊`REF`＊
	-	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	-	Override rule for ＊`REF`＊
	-	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	-	Override rule for ＊`REF`＊
	-	Override rule for ＊`REF`＊
	Text Shape	Override rule for Text Shape
	Text Shape	Override rule for Text Shape
	＊`REF`＊	Override rule for ＊`REF`＊
	-	Remove VALUEs
	＊`REF`＊	Override rule for ＊`REF`＊
	-	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	＊`REF`＊	Override rule for ＊`REF`＊
	Layout

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vasy_skral / IR remote control Module

Schematic

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