Search found 245 matches

by seokgi
Thu Apr 23, 2026 1:09 am
Forum: General
Topic: Modbus TCP read error
Replies: 4
Views: 2901

Re: Modbus TCP read error

Modbus TCP component property "Open and Close Socket"

Do not support this option.

Thank you.
by seokgi
Wed Apr 15, 2026 4:22 am
Forum: General
Topic: Modbus TCP read error
Replies: 4
Views: 2901

Modbus TCP read error

I want to aggregate multiple devices operating via Modbus RTU serial and transmit data using Modbus TCP.

MCU: PIC24FJ512GA606

LAN: W5500

When checking in Modbus POLL, it does not work at all and only repeats read error and write error. If I delete the listen (502) from network comm in the main ...
by seokgi
Wed Dec 24, 2025 12:14 am
Forum: General
Topic: WS2811 Component Display error
Replies: 1
Views: 871

WS2811 Component Display error

Good Morning!!

MCU: ESP32 S3 DEV KIT

LED-Count doesn't seem to work properly on the WS2811 component.

Input Count: _____0 1 2 3 4 5 6 7 8__User Input
Display Count:_ __1 2 2 4 4 6 6 8 8__FC11 Display Same Location
LED_Properties: __1 1 2 3 3 6 6 7 7__2D Panel Display Icon

Sometimes it displays ...
by seokgi
Fri Nov 07, 2025 12:48 am
Forum: General
Topic: Modbus Communication Down
Replies: 3
Views: 1536

Re: Modbus Communication Down

I'm using TMR5, RXINT2.
by seokgi
Thu Nov 06, 2025 11:13 am
Forum: General
Topic: Modbus Communication Down
Replies: 3
Views: 1536

Re: Modbus Communication Down

If I leave it on for a long time, it starts working again for a while and then crashes again, repeating the process.
by seokgi
Wed Nov 05, 2025 9:34 am
Forum: General
Topic: Modbus Communication Down
Replies: 3
Views: 1536

Modbus Communication Down

MCU : PIC24FJ512GA606
Communication : Modbus Slave Mode (RS-232)

This is an RS-232-based Modbus slave mode.
I'm using a Flash EEPROM component. The Flash EEPROM works fine. When I download a HEX file, communication works fine for a while, then stops. The digital output for monitoring works fine ...
by seokgi
Thu Oct 16, 2025 12:49 pm
Forum: General
Topic: I'm looking for a way to convert a hexadecimal string to a ULONG variable.
Replies: 4
Views: 3962

Re: I'm looking for a way to convert a hexadecimal string to a ULONG variable.

Thanks to your interest and help, I'm doing well. I'm sending you my macro file for reference.
by seokgi
Wed Oct 15, 2025 9:18 am
Forum: General
Topic: I'm looking for a way to convert a hexadecimal string to a ULONG variable.
Replies: 4
Views: 3962

I'm looking for a way to convert a hexadecimal string to a ULONG variable.

Hello.

When I read the serial number of a DS18B20, it outputs a 12-digit string.
I'd like to convert this to a ULONG variable.
Is there a quick and easy way to do this?

Thank you.
by seokgi
Tue Aug 19, 2025 6:18 am
Forum: General
Topic: ADS1115 I2c Read trouble
Replies: 2
Views: 1775

ADS1115 I2c Read trouble

Hello.

I have a question.
I'm reading nine analog values using three ADS1115s.
The ADS1115 inputs are connected correctly and the voltage output is accurate.
I'm reading them using I2C, but the values aren't being written to the correct variables.
I've tried reading them using both the voltage and ...
by seokgi
Tue Aug 12, 2025 4:07 am
Forum: General
Topic: Question about communication between two mcu via spi[Solved]
Replies: 13
Views: 8840

Re: Question about communication between two mcu via spi[Solved]

I would like to know the exact usage of TransactionArray.