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AVR32 bricked: Unable to erase chip
Hello,    First off, I have read other posts on this topic in the forum, but haven't found anything relevant, and hence I am posting this :)   I have a AT32UC3A0...
Monday, 30 July 2018 - 19:01
ATBTLC1000 is not discoverable
We want to hook up ATBTL1000 to an external host MCU (AT32UC3A0512) via UART to establish a serial data communication over Bluetooth. Basically, we want to have a cable...
Tuesday, 17 July 2018 - 21:13
ATBTLC1000 is not discoverable
We want to hook up ATBTL1000 to an external host MCU (AT32UC3A0512) via UART to establish a serial data communication over Bluetooth. Basically, we want to have a cable...
Tuesday, 17 July 2018 - 21:02
iOS/Android <-> (Transparent UART) Bluetooth 4.0 (or above) <-> (UART) AT32UC3A0
Hi there,    We are trying to design a board a Bluetooth 4.0 (or above) Bluetooth module which is compatible with both iOS and Android, and can be interfaced with...
Tuesday, 17 July 2018 - 20:51
EA-DOGM163 3.3V SPI mode display is blank
(I am aware there are similar posts on this topic on avrfreaks, and I have already read through them and tried tweaking the code accordingly, with no success sadly.)  ...
Thursday, 21 June 2018 - 18:18
Duty cycle calculations using Timer/Counter on AVR32UC3A0512
Objective: Calculate the duty cycle of the pulse on XC0 using Timer/Counter in BURST mode.    Set-up: Within an External Interrupt ISR, we have to read the SPI bus and...
Tuesday, 18 October 2016 - 17:18
UART ISR has buffer overrun error when higher frequency higher priority interrupt is running
Processor: AVR32UC3A0512 System clock: 12 MHz   USART Baud Rate: 57600  USART Flow Control: Test conducted with flow control enabled and disabled Start/Stop Bits: 1...
Wednesday, 5 October 2016 - 23:08
Cannot move counter location backwards when trying to write float values in FLASH
I have 12 arrays of 256 floating-point decimals that I want to throw in flash.  Previously, I was using just 2 arrays of 256 floating-point decimals each, which I declared as...
Friday, 17 June 2016 - 17:36
AVR32UC3A0 RTC BUSY stuck at 1 and PM OSC32RDY stuck at 0 for some Silicon
Hello there,   Silicon Info Name - AT32UC3A0512 Revision - L (Errata for this revision does not suggest any known bugs for PM or RTC modules)   Set-up RTC is being fed a...
Wednesday, 11 May 2016 - 19:31
MAX11105 ADC data looks wonky on UC3A0 spi reads
Hello there,    I am trying to read a 12-bit MAX11105 ADC over the SPI bus on UC3A0. I can't make sense of the MISO/DOUT as it looks like 8 bits of data are transferred...
Thursday, 21 April 2016 - 00:01
Peripheral (SPI DMA) -> Memory -> Peripheral (USART DMA) for UC3A0 series
Hello there,    I want to PDCA an external ADC on SPI0 bus.  The external ADC chip select is asserted based an external interrupt tied to one of the GPIO pins....
Monday, 18 April 2016 - 22:32
MAX11105 ADC - No Data Out
Hello there,   I have hooked up MAX11105 on the SPI0 bus on AVR32UC3A0.  I do a SPI write/read to try and read the ADC Data.  When the chip select is toggled, I see...
Friday, 15 April 2016 - 15:44

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