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i2c_m_sync_cmd_write confusion
I'm communicating with an ADXL345 Accelerometer using Atmel START / ASF4 calls.  Read operations work (single and multi-byte), but write operations always return 0. ...
Wednesday, 22 January 2020 - 23:01
"find referents" (inverse of "find references")?
In AS7, it's easy to find the functions that CALL myFunction() via VAssistX => Find References.   But I'd like to find the functions CALLED BY myFunction(), ideally in...
Tuesday, 21 January 2020 - 18:09
QTouch code examples for Touch SLCD Xplained Pro?
I'm running the SAML22 Xplained Pro board with the Touch SLCD Xplained Pro peripheral.  I've run the Atmel START "SLCD Example" which displays all of the segments on the LCD...
Monday, 20 January 2020 - 03:17
How to (safely) set RTC COMP?
Context: For power savings, I'm putting the SAMD21 into STANDBY mode until an RTC COMP interrupt wakes it back up.  (The RTC is driven from the OSCULP32K.)  The...
Sunday, 1 December 2019 - 15:11
HTTPS tunnel (proxy) on the WINC1500 as a client
Has anyone been able to establish an HTTPS tunnel to a server through a proxy using the WINC150?   Using the ASF4 client socket library, I've used the WINC1500 to connect to...
Saturday, 9 November 2019 - 20:38
Waking processor from STANDBY via SERCOM: RXS interrupt loop?
On my SAMD21, I'm using the OSCULP32K as a real-time clock: I can put the processor into STANDBY mode and on a RTC count match, it wakes the processor up.  Works fine....
Monday, 21 October 2019 - 18:34
Is there a small footprint ftoa (float to ascii) for SAM family?
I have an app for the SAMD21 (which I hope to port to other SAMx processors in the family) which needs to convert floating point numbers to ASCII strings.    With a...
Sunday, 20 October 2019 - 23:21
SAMD21: Enabling XOSC32K => GCLK1 => DFLL48M => GCLK2
 I have a SAMD21 XPlained board.  Using the 8MHz internal oscillator (divided down to 1MHz), I wasn't able to give the SERCOM a good enough clock to run at 115200 baud....
Friday, 18 October 2019 - 03:24
Is it possible to package AS7 Project as a Start File?
I know it's possible to create an entire projects embedded in an Atmel START file -- that's how the examples work.  But is it possible for us mere mortals to package a...
Tuesday, 15 October 2019 - 18:42
PORTx constants missing?
I created an Atmel START project for the XMEGA16D and imported it into Atmel Studio 7.  When I build the resulting project, most of the constants associated with PORT appear...
Wednesday, 24 July 2019 - 16:11
Studio 7 EDBG no longer recognized after installing IAREWARM
Short form:   What's the right recipe to get my Windows system to recognize the Xplained PRO boards via the EDBG interface?   Details:   This morning, I installed...
Saturday, 20 July 2019 - 19:44
delay_ms() / delay_us() / _delay_cycles() running too slow
On the Cortex M4, the following code is the basis for delay_ms() and delay_us(): void _delay_cycles(void *const hw, uint32_t cycles) { __asm("__delay:\n" "subs r1, r1, #1\n...
Monday, 3 June 2019 - 03:23

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