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UC3B using memc,mems,memt with inline assembler
How do i use mems with avr32-gcc? uint8_t abc = 0; asm( "mems %0, 1" : "=n" (abc) : "n" (abc) );I tried this but i get following error: output number 0 not directly...
Wednesday, 4 September 2019 - 18:07
No volatile parameter in ASF/AVR32
Hi,   I was wondering why this function: bool udd_ep_run(udd_ep_id_t ep, bool b_shortpacket, uint8_t * buf, iram_size_t buf_size, udd_callback_trans_t callback)in usb_device...
Wednesday, 28 August 2019 - 06:33
C AVR32_GCC compiler and compile time const (modulo optimization)
Hi, I currently have trouble making the compiler to optimize a modulo if a variable is the power of two.   #define RING_BUFFER_SIZE1 256 #define RING_BUFFER_SIZE2 512...
Monday, 1 July 2019 - 12:27
Use AVR32_COUNT for timeout
I try to do a simple timeout. Is this code correct or is there any potential failure points? From my understanding and testing the sys count register simply "...
Friday, 14 June 2019 - 07:54
Is cpu_irq_save required when setting up the pdca(dma)
Hi, i noticed that the ASF function "pdca_init_channel" calls this  two functions cpu_irq_save and cpu_irq_restore. They just save and disable the interrupts but what...
Tuesday, 23 April 2019 - 12:25
[Solved]AVR32 Atomic access to 32 bit variables
Can someone confirm that access to 32 bit variables on the AVR32 AT32UC3B are always atomic and i dont have to disable the interrupt?
Friday, 8 March 2019 - 14:07