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Max watchdog delay using MAX6749
I am designing a circuit using Multi gas sensing platform using SAMD21(programmed in Arduino language).The data will be uploaded to a MQTT server using ESP8266.The circuit should...
Monday, 26 August 2019 - 12:20
uart malfunction when 'OR'ing CLKCTRL register
Hi I was writing a program for SAMD21J18 mcu(xplained pro) where I had to initialize the value for General Clock control register. In my config,48MHz clock is output of GCLK0.Now...
Wednesday, 24 July 2019 - 12:07
How to conditionally choosing between ISRs?
Hi all I am implementing a software uart where I have to implement the corresponding ISR function(PCINT0/1/2) depending on the pin chosen for Rx.For example,what i want is,if the...
Saturday, 6 July 2019 - 20:41
volatile qualifier & microsecond delay problem
Hi I have recently received my SAMD21 xplained pro board.I was writing microsecond delay subroutine for the MCU.I found a link here but that is not working for me so I modified...
Thursday, 4 July 2019 - 06:12
Integrating Sparkfun SAMD21 mini in Atmel studio 7
Hi I want to program SAMD21G18 from AS7 that's why I want to integrate Sparkfun SAMD21 mini breakout board in AS7 so that I can directly program it from there via USB(without any...
Tuesday, 11 June 2019 - 09:38
Max no of UART on SAMD21G18(Sparkfun Mini Board)
Hi I am currently working on a project where I need to communicate with 5 different sensors via UART alternatively & upload the data to PC.Currently the Setup is running using...
Thursday, 28 February 2019 - 08:35
How secure is adafruit MQTT with ESP8266
Hi all I am currently building ESP8266 & Adafruit IO based home automation system using MQTT & by far it is working as expected.The ESP8266 is programmed using Arduino IDE...
Tuesday, 8 January 2019 - 18:53
Which sensor to use??
Hi all recently i was asked to build a project where the client needs to measure certain different gases(namely CO2,CO,NO,VOC,O3) presence in ambience & upload the measured...
Sunday, 23 December 2018 - 18:44
When atmega3208/4808 will hit the market?
Does anybody know,when the atmega3208 will be officially released in the market?Right now,it is showing 'Status: Samples Available' at their website.It is much more feature...
Monday, 17 December 2018 - 21:00
Help needed regarding controlling atmega328p behind CGNAT
Hi all   I have developed a Bluetooth & IR based Home automation system in which the atmega328p is the main MCU.Now I want to control the atmega328p over the Internet.So...
Friday, 9 November 2018 - 22:17
Changing ISR depending on pin definition
I was writting a code for software uart.Now here,i defined pin PB2 as rx_pin.so,pin change interrupt is ISR (PCINT0_vect).Now what i want to do is,For say,if i define PC5 as...
Sunday, 23 September 2018 - 00:16
typedef enum question
I am using atmel studio 7.I have using sim808.c regarding functions of simcom modem.(Also there is a sim808.h for declarations)   in sim808.c typedef enum { OFF, ON,...
Saturday, 15 September 2018 - 21:25

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