• Terminal
    Terminal
    An electrical connector acting as reusable interface to a conductor and creating a point where external circuits can be connected.
    natarius
  • Ground
    Ground
    A common return path for electric current. Commonly known as ground.
    jharwinbarrozo
    20.5M
  • Net Portal
    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
    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
    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
    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
    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
    14.0k
  • 875105359001
    875105359001
    10uF Capacitor Aluminum Polymer 20% 16V SMD 5x5.3mm #forLedBlink #commonpartslibrary #capacitor #aluminumpolymer #radialcan
    jharwinbarrozo
    1.2M
  • CTL1206FYW1T
    CTL1206FYW1T
    Yellow 595nm LED Indication - Discrete 1.7V 1206 (3216 Metric) #forLedBlink
    jharwinbarrozo
    1.1M
  • 1070TR
    1070TR
    Battery Holder (Open) Coin, 20.0mm 1 Cell SMD (SMT) Tab bate or batt #forLedBlink
    jharwinbarrozo
    700.5k
@docbrown can you explain the function of J1

docbrown

J1 is a pin header (01x06, 2.54mm vertical) connector that provides easy connection points for external devices or testing. Pins on this connector are: Pin_4, Pin_5, Pin_2, Pin_3, Pin_1, and Pin_6. The purposes of these pins are: Pin_1 is connected to the -6V net, Pin_2 to Ground, Pin_3 is connected to the gamma radiation signal (GAMMA_RAW), Pin_4 is used for the RAD_BEEP signal, Pin_5 connects to the +3.3V power supply, and Pin_6 connects to the +6V net.
1y
kofron

kofron

@docbrown can you explain the function of J1
1y
@docbrown is IC1 wired correctly?

docbrown

Yes, IC1 (DS3231M+) appears to be wired correctly. The VCC and VBAT pins are connected to the 3.3V power supply, GND is connected to the ground, SDA and SCL are connected to the appropriate microcontroller pins (U3:PB11 and U3:PB10 respectively), and the ~RST pin is connected to the microcontroller's PA13 pin for control. This should allow for proper operation of the real-time clock.
1y
kofron

kofron

@docbrown is IC1 wired correctly?
1y
1
@docbrown how much does C3 cost?

docbrown

The cost of capacitor C3 (10nF SMD 0603) is approximately $0.11 per unit.
1y
kofron

kofron

@docbrown how much does C3 cost?
1y
3
how much does C3 cost?
kofron

kofron

@copilot how much does C3 cost?
1y

copilot

As an AI, I do not have real-time pricing information, but I can help you find the cost of the capacitor you mentioned (C3), which has a capacitance of 10nF and is a non-polarized capacitor in an SMD_0603_1608Metric package.
To find the cost, you can visit electronics component distributor websites like Digi-Key, Mouser, or RS Components, and search for capacitors with the given specifications.
Keep in mind that pricing may vary depending on factors such as brand, quantity ordered, and available discounts.
1y
4
+6V
+6V
U6
C5
Capacitance
24.9p F
RF1
Resistance
316k Ω
RF2
Resistance
316k Ω
U5
C6
Capacitance
24.9p F

static Environmental Radiation Logger Co-Pilot Example

static Environmental Radiation Logger Co-Pilot Example
Description

Created
May 2nd 2023
Last updated by kofron
2 years ago
Forked from
markwuflux/environmental-radiation-logger-co-pilot-example
1 Contributor(s)
kofron

Controls

Properties

Availability & Pricing

DistributorQty 1
Digi-Key$15.70–$16.80
LCSC$16.91–$18.27
Mouser$16.61

Assets

    DefaultThumbnail
  • thumbnail
    IncessantBlabber-Radioactive-symbol.svg

    id=IncessantBlabber-Radioactive-symbol

Simulation

µs

Simulation Speed

can you explain what cell1 does in this design
kofron

kofron

@copilot can you explain what cell1 does in this design
1y

copilot

In this design, CELL1 is a BPW34 photodiode. A photodiode is a type of optical sensor that generates a current when exposed to light. In this case, it serves as an environmental radiation detector. When the photodiode is exposed to radiation (such as gamma rays), it generates a small current proportional to the radiation intensity.
The current generated by CELL1 is then fed to a transimpedance amplifier formed by operational amplifiers U5 and U6, and their associated resistors (RIN1, RF1, RIN2, and RF2) and capacitors (C5 and C6). The transimpedance amplifier converts the current generated by the photodiode into a voltage signal, which is further processed and read by the microcontroller U3 (STM32F030C6T6) through the analog input pin PB0 (connected to GAMMA_RAW). The microcontroller can log and process the radiation level information, which can be further used for analysis or alerts, depending on the application requirements.
1y
are you alive
kofron

kofron

@copilot are you alive
1y

copilot

Yes, I'm here to help! If you have any questions or need assistance with the Environmental Radiation Logger project, please feel free to ask.
1y
are you up yet
kofron

kofron

@copilot are you up yet
1y

copilot

I’m having trouble responding because something went wrong on my end. Sorry about that - please try tagging me again. If this continues to happen, please let Flux know.
1y
1y

copilot

I’m having trouble responding because something went wrong on my end. Sorry about that - please try tagging me again. If this continues to happen, please let Flux know.
1y
come on man
kofron

kofron

@copilot come on man
1y

copilot

I’m having trouble responding because something went wrong on my end. Sorry about that - please try tagging me again. If this continues to happen, please let Flux know.
1y
how about now, are you ok
kofron

kofron

@copilot how about now, are you ok
1y

copilot

I’m having trouble responding because something went wrong on my end. Sorry about that - please try tagging me again. If this continues to happen, please let Flux know.
1y
are you ok
kofron

kofron

@copilot are you ok
1y

copilot

I’m having trouble responding because something went wrong on my end. Sorry about that - please try tagging me again. If this continues to happen, please let Flux know.
1y
what up
1y

copilot

I’m having trouble responding because something went wrong on my end. Sorry about that - please try tagging me again. If this continues to happen, please let Flux know.
1y
hello are you alive
kofron

kofron

@copilot hello are you alive
1y

copilot

Hello! Yes, I am here to assist you with designing electronic circuit schematics and PCB layouts for your Environmental Radiation Logger project. Please let me know how I can help you.
1y
is IC1 wired correctly?
kofron

kofron

@copilot is IC1 wired correctly?
1y

copilot

Yes, IC1 (DS3231M+ Real-Time Clock) is wired correctly. The connections are as follows:

  1. VCC and VBAT pins are connected to the 3.3V power supply (Net 0).

  2. GND pin is connected to the ground (Net 4).

  3. SDA and SCL pins are connected to the I2C communication lines, PB11 (Net 10) and PB10 (Net 9) on microcontroller U3 (STM32F030C6T6), respectively.

  4. The ~RST pin is connected to PA13 of U3 (Net 30).

  5. The INT/SQW pin is left unconnected in the schematic, which means it is not being used for either interrupt or square wave output. This is acceptable if the feature isn't needed in the design.

  6. The 32KHZ pin is left unconnected, which means the 32KHz output is not being used in the design, which is fine if this feature isn't needed.

All necessary connections are made, and IC1 appears to be correctly wired for its intended use in the design.
1y
I cannot view your schematic or specific components, given my capabilities as an...

docbrown

I cannot view your schematic or specific components, given my capabilities as an AI. However, I can provide general guidelines on how to wire ICs correctly in schematics. Please provide any specific questions or aspects you'd like assistance with, and I'll do my best to help.
1y
@docbrown is IC1 wrired correctly?
kofron

kofron

@docbrown is IC1 wrired correctly?
1y
SW1 is a push button switch. It is connected to the NRST (reset) pin of the STM3...

docbrown

SW1 is a push button switch. It is connected to the NRST (reset) pin of the STM32F030C6T6 microcontroller (U3) and to ground. When the button is pressed, the NRST pin is pulled to ground, resetting the microcontroller and restarting its program.
1y
@docbrown what does SW1 do?
kofron

kofron

@docbrown what does SW1 do?
1y
C1 is a non-polarized capacitor with a capacitance of 10nF and package size SMD\...

docbrown

C1 is a non-polarized capacitor with a capacitance of 10nF and package size SMD_0603_1608Metric. In this design, it serves as a decoupling capacitor, connected between the +3V3 power supply net and the ground net. It helps provide a stable power supply by filtering out high-frequency noise and maintaining a low impedance path to GND. This is common practice in electronic circuits to ensure proper functioning of the connected components.
1y
@docbrown what does C1 do in this design?
kofron

kofron

@docbrown what does C1 do in this design?
1y
is IC1 wired correctly?
kofron

kofron

@copilot is IC1 wired correctly?
1y

copilot

Yes, IC1 (DS3231M+ Real-Time Clock) is wired correctly in the schematic. The power connections are as follows:

  • VCC (Pin5) is connected to the +3.3V rail (Net 0).

  • VBAT (Pin3) is connected to the same +3.3V rail (Net 0), which means the RTC will be powered by the main power rail without a separate battery backup.

  • GND (Pin1) is connected to the ground rail (Net 4).

The data and clock lines are connected to the microcontroller (U3):

  • SDA (Pin6) is connected to the I2C1_SDA net (Net 10) and the microcontroller's PB11 pin

  • SCL (Pin7) is connected to the I2C1_SCL net (Net 9) and the microcontroller's PB10 pin.

The other pins of IC1 have the following connections:

  • INT/SQW (Pin4) is not connected in the schematic.

  • 32KHZ (Pin8) is not connected in the schematic.

  • ~RST (Pin2) is connected to the microcontroller's PA13 (Net 30).

Overall, the RTC (IC1) is connected correctly for basic functionality, but note that the INT/SQW and 32KHZ pins are left unconnected.
1y
is U3 wired correctly?
kofron

kofron

@copilot is U3 wired correctly?
1y

copilot

Based on the project's components and netlist, most of U3's (STM32F030C6T6 microcontroller) connections appear to be correct. Key communication interfaces like SPI1 and UART1 have appropriate connections. Power supply and ground connections (VDD, VDDA, VSS, and VSSA) are also accurately connected.
However, I noticed that I2C communication is connected to PB10 and PB11, but based on the given STM32F030C6T6, the I2C1_SCL and I2C1_SDA pins should be connected to PB6 and PB7, respectively.
Please verify the pinout of the STM32F030C6T6 microcontroller that you are using to ensure proper connectivity. If the given pinout is wrong, adjust the connections accordingly.
1y
@docbrown is U3 wired correctly?
kofron

kofron

@docbrown is U3 wired correctly?
1y
is U3 wired correcty?
kofron

kofron

@copilot is U3 wired correcty?
1y

copilot

Based on the information provided in the components and netlist, U3 (STM32F030C6T6 microcontroller) appears to be connected correctly. Some key connections are:

  1. Power and ground: VDD and VSS pins are connected to the appropriate power supply voltages.

  2. I2C communication with IC1 (DS3231M+ RTC): PA10 (SDA) and PB11 (SCL) pins are connected.

  3. SPI communication with U4 (ST-TF-003A): PA7 (DI), PA4 (CS), PA6 (DO), and PA5 (SCK) pins are connected.

  4. Gamma radiation detection: PB0 is connected to the output of the operational amplifier (U6).

  5. Switch and reset circuit: PA11 is connected to the negative voltage monitoring circuit, and PA12 controls the charge pump.

  6. Additional monitoring and control pins: PA1, PA2, and PA3 are used for current and voltage monitoring and control purposes.

However, without a visual schematic, I cannot guarantee that everything is connected correctly. Please verify the connections and consider sharing a schematic if you need further clarification.
1y
Based on the provided schematic, the STM32F030C6T6 microcontroller (U3) appears ...

docbrown

Based on the provided schematic, the STM32F030C6T6 microcontroller (U3) appears to be wired correctly for the intended functionality. It interfaces with key components such as the RTC (IC1), Op-Amp stages (U5 and U6), and connectors (J1, J2), while also including decoupling capacitors (C1, C3) and enabling power management functionalities. However, a further review of the detailed schematic may still be necessary to ensure that all connections and components are optimized for the desired application.
1y
@docbrown is U3 wired correctly?
kofron

kofron

@docbrown is U3 wired correctly?
1y
is U3 wired correctly?
kofron

kofron

@copilot is U3 wired correctly?
1y

copilot

To determine if U3, the STM32F030C6T6 microcontroller, is wired correctly, I will review the connections based on the netlist and the provided information about the components.

  1. Power Supply: VDD (pins connected to the 3.3V supply) and VDDA (analog power supply) pins are connected to the +3V3 net, and VSS (ground) pins are connected to the ground net (Net 4). This seems to be wired correctly for the power supply.

  2. I2C Interface: PB10 (SCL) and PB11 (SDA) are connected to IC1's (DS3231M+) SCL and SDA pins, respectively. This appears to be wired correctly for I2C communication.

  3. SPI Interface: PA5 (SCK), PA6 (MISO), and PA7 (MOSI) are connected to U4's SCK, DO, DI pins, respectively. PA4 (CS) is connected to U4's CS pin. This seems to be wired correctly for SPI communication.

  4. UART Interface: PA9 (TX) and PA10 (RX) are connected to J2's Pin_5 and Pin_4, respectively. This appears to be wired correctly for the UART interface.

  5. GPIO and miscellaneous pins:

    • PA0, PA1, PA2, PA3, PA11, and PA12 are connected to various monitoring and control signals.

    • PA8 is connected to RAD_BEEP and J1:Pin_4 for radiation beeping.

    • PA13 is connected to IC1's RST pin for RTC reset.

    • PA14 and PA15 are not connected; they may be used for SWD debug pins, but it's not mentioned in the provided information.

    • Other pins seem to be not connected, reserved, or do not have functions in this project.

Based on the given information, U3 (STM32F030C6T6 microcontroller) appears to be wired correctly for the most part. However, it is important to ensure that every signal or feature required for the project is properly connected. If PA14 and PA15 are meant to be used for SWD, connecting them to the corresponding SWD interface would be necessary. Additionally, it is essential to review the STM32F030C6T6 datasheet for any specific requirements or configurations for the microcontroller's pins.
1y
@docbrown is RIN2 sized correctly?
kofron

kofron

@docbrown is RIN2 sized correctly?
1y
This project is a static Environmental Radiation Logger Co-Pilot Example. It use...

docbrown

This project is a static Environmental Radiation Logger Co-Pilot Example. It uses a microcontroller (STM32F030C6T6), a RTC (DS3231M+), a Dosimeter Op Amp Stage (OPA847IDBVTG4), and various passive components. The setup is designed to measure environmental radiation and log the data for further analysis. Key components include: STM32F030C6T6 as the main controller, DS3231M+ for real-time clock functionality, BPW34 photodiode for radiation detection, OPA847IDBVTG4 op-amps for signal conditioning, and an ST-TF-003A connector for communication.
1y
@docbrown what can you tell me about this project?
kofron

kofron

@docbrown what can you tell me about this project?
1y
Hey, I'm copilot! I can help you with all kinds of stuff in your project. Reac...

copilot

Hey, I'm copilot! I can help you with all kinds of stuff in your project. Reach me at any time by tagging me on comments or in the chat with my handle, @copilot.
1y
kofron

kofron

is RIN2 sized correctly?
1y

copilot

Based on the schematic and component list provided, RIN2 is set to have a resistance value of 1kΩ. If this value is appropriate for your specific design considerations depends on the input impedance requirements of the op-amp (U6) and the desired gain in conjunction with the feedback resistor RF2 (316kΩ). You can adjust the size of RIN2 to modify the input impedance and the gain of the amplifier stage as necessary. However, I cannot definitively confirm if 1kΩ is the correct size for RIN2 without more information about your performance targets and constraints.
1y
Someone is typing...
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Checks that all parts have a part number and are available from distributors.
Des
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Reports parts that have no footprint.
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Reports terminals that are not connected properly. NOTE: Only connections to the center of pads are considered valid.
Reports nodes that are using rules that are not supported anymore.
Reports layers that have multiple copper fills of different nets. Make sure the Connected Layers rule value of nets with fills is valid.
Detect any via, trace or copper fill island that is not connected to any net.