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Search: Posts Made By: Vadzz
Forum: Projects and Advices 09-15-2017, 08:40 AM
Replies: 1
Views: 283
Posted By Vadzz
Hi. See Issue RFC: BLE Support...

Hi.
See Issue RFC: BLE Support (https://github.com/espressif/arduino-esp32/issues/423)
Forum: Projects and Advices 08-11-2017, 11:10 AM
Replies: 1
Views: 337
Posted By Vadzz
Upon request, added a manual mode of turning the...

Upon request, added a manual mode of turning the backlight on and off with the touch button. Touch Button Module TTP223B (common and cheap module for Arduino). The sketch is in the attachment below....
Forum: Microcontrollers (MCU) 10-19-2016, 07:14 PM
Replies: 2
Views: 9,222
Posted By Vadzz
In principle, all right. However, I would like to...

In principle, all right. However, I would like to note the following (my personal opinion):
- resistor R1 - 220 Ohms
- resistor R2 - 10 kOhm, I think it is quite enough
diode D1 - I don't think...
Forum: Microcontrollers (MCU) 01-22-2016, 07:25 AM
Replies: 4
Views: 7,069
Posted By Vadzz
The I2C bus specification no mention of the...

The I2C bus specification no mention of the length of the cable, it is understood that this is an internal system bus. However, the standard imposes a limit on the pull-up resistor, and maximum...
Forum: Projects and Advices 06-03-2015, 09:08 AM
Replies: 9
Views: 17,813
Posted By Vadzz
Base of BC547 connected to port RA3 (PIC16F628A...

Base of BC547 connected to port RA3 (PIC16F628A pin 2: RA3/AN3/CMP1). This is IR transmit circuit.

If you use PIC16F877A - connect base of BC547 to pin 5 (RA3/AN3/Vref+).
In general, the base of...
Forum: Microcontrollers (MCU) 06-02-2015, 01:55 PM
Replies: 2
Views: 7,147
Posted By Vadzz
In the component properties (mouse right click;...

In the component properties (mouse right click; in your case - the properties of the microcontroller) - you'll see field "Program File:". Specify the path where the firmware file.

See attacment.
Forum: Microcontrollers (MCU) 03-27-2015, 09:16 PM
Replies: 3
Views: 8,292
Posted By Vadzz
Though in the datasheet says that the main cause...

Though in the datasheet says that the main cause of damage EEPROM data is a low power supply voltage (and therefore should be Brown-Out Detector Enabled), I believe that it is necessary to check the...
Forum: Projects and Advices 09-20-2014, 08:01 PM
Replies: 2
Views: 8,877
Posted By Vadzz
Using two ICs may explain simplification software...

Using two ICs may explain simplification software code, in particular a function for outputting data to the display. The chip MAX7219 allows for control 4 digit display and supports brightness...
Forum: Microcontrollers (MCU) 03-17-2014, 09:54 AM
Replies: 6
Views: 13,753
Posted By Vadzz
This is not entirely true. For this version...

This is not entirely true.

For this version of the DDS generator source code for version 2.0 (http://www.radiolocman.com/shem/schematics.html?di=70215) you must make the changes mentioned in the...
Forum: Beginners 01-17-2014, 09:27 AM
Replies: 2
Views: 8,002
Posted By Vadzz
Hello. Still need to connect the counter...

Hello.
Still need to connect the counter control signals.
Forum: Projects and Advices 12-23-2013, 07:50 AM
Replies: 2
Views: 7,694
Posted By Vadzz
It's not that they are stupid or not. Article...

It's not that they are stupid or not. Article only demonstrates the capabilities of the Arduino platform and the ability to create simple robots.

Take for example the MakerBot project of 3D...
Forum: Microcontrollers (MCU) 12-23-2013, 07:42 AM
Replies: 1
Views: 7,733
Posted By Vadzz
These displays are compatible. However, there are...

These displays are compatible. However, there are some differences in the protocol timings, and also do not forget about the program adjusting the display contrast.
Forum: Microcontrollers (MCU) 12-05-2013, 03:04 PM
Replies: 2
Views: 7,244
Posted By Vadzz
See DS18B20 datasheet and Application Note 162...

See DS18B20 datasheet and Application Note 162 from Maxim (DS18B20 and CPU) in attachments.
Forum: Microcontrollers (MCU) 11-14-2013, 07:20 PM
Replies: 1
Views: 7,290
Posted By Vadzz
Hi. See ATtiny13 datasheet. For example,...

Hi. See ATtiny13 datasheet.

For example, you can change the frequency of the PWM using the Timer/Counter0 prescaler (by changing its coefficient). Also, the frequency of the fast PWM mode can be...
Forum: Microcontrollers (MCU) 11-03-2013, 08:23 PM
Replies: 4
Views: 7,969
Posted By Vadzz
For example, Check the Fuse-bits

For example, Check the Fuse-bits
Forum: Microcontrollers (MCU) 11-01-2013, 04:00 PM
Replies: 5
Views: 12,553
Posted By Vadzz
You're welcome. I was glad to help you...

You're welcome. I was glad to help you...
Forum: Microcontrollers (MCU) 10-29-2013, 08:27 AM
Replies: 5
Views: 12,553
Posted By Vadzz
You incorrectly initialize the UART0. And you...

You incorrectly initialize the UART0. And you chose the wrong *. inc file: instead m1281def.inc need m128def.inc.

Here is a sample code to initialize:

;UART0 init
LDI R16,...
Forum: Microcontrollers (MCU) 10-24-2013, 12:46 PM
Replies: 4
Views: 7,918
Posted By Vadzz
This programmer is not suitable for PIC...

This programmer is not suitable for PIC microcontrollers...
Forum: Microcontrollers (MCU) 10-07-2013, 08:22 PM
Replies: 4
Views: 7,918
Posted By Vadzz
Greetings. This device is, if correctly and...

Greetings. This device is, if correctly and without errors is constructed, it can be used for many AVR microcontrollers (used Ponyprog).
Forum: Microcontrollers (MCU) 08-19-2013, 07:45 PM
Replies: 2
Views: 7,848
Posted By Vadzz
Greetings. Let's try to understand the...

Greetings. Let's try to understand the compilation errors. First, check all the libraries that are used in the source code. Then you need to check the settings of the compiler and development...
Forum: Microcontrollers (MCU) 08-13-2013, 05:26 PM
Replies: 2
Views: 7,243
Posted By Vadzz
Maybe in this case, the best solution would be to...

Maybe in this case, the best solution would be to build programmer for AVR microcontroller with USB interface... One simple example - AVR910...
Forum: Microcontrollers (MCU) 08-04-2013, 05:10 PM
Replies: 6
Views: 10,848
Posted By Vadzz
Greetings. You need a C-compiler that supports...

Greetings.
You need a C-compiler that supports microcontroller family PIC16F from Microchip. Possibly suitable MPLAB Integrated Development Environment (MPLAB IDE).
Forum: Microcontrollers (MCU) 08-02-2013, 09:23 PM
Replies: 43
Views: 54,285
Posted By Vadzz
You're welcome. :) If that does not make...

You're welcome. :)

If that does not make problems, please tell results during construction.

For all users: Share your projects and concerns. Thank you.
Forum: Microcontrollers (MCU) 08-01-2013, 08:25 PM
Replies: 43
Views: 54,285
Posted By Vadzz
According to numerous requests from users ... ...

According to numerous requests from users ...

A lot of information found on one Russian site... Very Accurate LC Meter based on PIC16F84A IC...
Forum: Microcontrollers (MCU) 03-25-2013, 09:40 PM
Replies: 2
Views: 8,407
Posted By Vadzz
The author of this article did not offer the...

The author of this article did not offer the source code - http://diy.elektroda.eu/uprog-maly-szybki-przenosny-programator-avr-z-sd/?lang=en
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