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atmega256 timeout problem Hello, there: I used atmega256rfr2 to do monitor temperature and pressure. When I upload the program into the board, it cannot finish the initialisation. Every time when it... |
Sunday, 28 November 2021 - 04:20 |
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Attiny816 ADC Incorrect reading Hello, there: I am using attiny816 PA5 as ADC to read voltage on an NTC thermistor to measure temperature. The circuit is as below: 4MHz main clock is used for ADC... |
Thursday, 18 March 2021 - 02:18 |
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Problems with m.Multi-slave device reading using SPI Hello, there: I have an ATmega256rfr2 mcu configured with 4 digital accelerometers through SPI connection. In the program, the four accelerometer will be initialized, the... |
Sunday, 24 January 2021 - 19:03 |
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Odd issue with attiny816 UART communication Hello, there: I am using two attiny816 and MAX485 to setup a RS485 communication example. Master sent a request for data to the Slave every 20s, and slave replies back. The... |
Tuesday, 28 April 2020 - 02:21 |
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Split from: Headscratcher regarding odd RS-485 problem... Hello, everyone: I hope fizgig already solved his problem. Since this forum has many experts in attiny and rs485, I would like to ask for advice for solving my problem with rs485... |
Saturday, 25 April 2020 - 06:57 |
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Split from: Communication over RS485 bus Hello, I have some problems with RS485 communication using ATTiny816. Currently I am using Atmel Start to configure my pins and original codes using RS485_click.c. Max485 is used... |
Friday, 24 April 2020 - 07:21 |
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program launch fail (atmel studio 6.2) Hello, AVRFREAKs: Since yesterday my atmel studio 6.2 consistently gives me the launch fail message. The program was compiled successful, and wrote to the system, always at... |
Sunday, 16 December 2018 - 02:33 |
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MEM_FREE issues with UDP_SEND in lwip 1.4.1 hi, I use a customized board with SAM4E16E to build a gateway by using LWMESH stack and LWIP RAW API stack. I am using udp to send data to a remote pc from the board when any... |
Wednesday, 17 May 2017 - 17:59 |
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Multiple definition for TC0 timer handlers Hi, I am developing a gateway for wireless sensing platform. I found the there is a hardware timer handler defined for TC0, and network stack also defines a timer... |
Wednesday, 10 May 2017 - 19:08 |
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Debug mode goes to endless dummy handler Hi, there: I am using studio 7 and ATMEL-ICE3 to debug my atmel program (tcp/ip). It went well till yesterday when I wrote program into the MCU, it said "cannot write to... |
Friday, 28 April 2017 - 14:14 |
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TCPServer for LWIP TCP/IP stack I downloaded the TCPServer from atmel website with application note, and try to use it to test LWIP gateway and LWMESH stacks. The PC software TCPServer, cannot be installed. It... |
Thursday, 20 April 2017 - 03:22 |
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SPI_write_packet issue I use spi_write_packet to write message to TDR, but it seems TDR is always zero, here is the code: ENTER_TRX_CRITICAL_REGION(); /* Prepare the command byte */ addr = 0x88... |
Thursday, 13 April 2017 - 02:00 |