Post Created date
flash (writable) variable
...or store in external EEPROM or FRAM (my preferred option and pretty simple using the spi library in CVAVR)
Wednesday, 12 January 2011 - 13:58
Tuesday, 11 January 2011 - 18:36
Battery backup not holding time in RTC chip
...but there are pullup resistors on the SDA and SCL lines somewhere as well? What are those diodes for after the regulator?
Tuesday, 11 January 2011 - 16:12
Issues getting setup to work consistently
The normal, and simple, test for verifying programmer connectivity is to repeatedly, and successfully, read the chip signature bytes...and do endless tweaking until you can :)...
Tuesday, 11 January 2011 - 15:06
Battery backup not holding time in RTC chip
Why use a 1337 and a kludged CR2032 battery when you could be using a 1307 with its proper backup battery design that doesn't power other parts of your circuit?
Tuesday, 11 January 2011 - 15:02
High votage Programming with STK 600
How did you get on with your HVPP?
Tuesday, 11 January 2011 - 12:19
Starting with AVR Assembly
dksmall wrote:Never fear, there are many of us that still prefer assembly.FWIW (not much in the Grand Scheme) I've converted myself to C (CVAVR) from years of AVR assembly over...
Tuesday, 11 January 2011 - 09:10
Pulse Detection
Raquib wrote:I know how to detect high on a pin, but how do I detect 1 pulse? Detect a high on the pin and then go to a piece of code that detects low on the pin. When the low is...
Monday, 10 January 2011 - 09:52
DS18b20 Codevision
It seems the CodeWizard only puts in the .h include for DS1820/DS18S20, not the .h include for DS18B20. Have you included the correct .h file?
Saturday, 8 January 2011 - 15:18
Problem with debbug in AVR studio
//Set PORTB for output DDRC - 0xFF; eh? No compiler warning?
Friday, 7 January 2011 - 14:25
DS1307 Synchronizing Problem
Joseph1 wrote:...I have changed my mind not to use SQW pin.So you are going to use it or not? It's not clear... I feed a 1Hz SQW into a pin change interrupt pin and there's: -...
Friday, 7 January 2011 - 10:13
search for uart tx/rx example for codevision
clawson wrote:You do know that the CodeWizard will write all the UART routines for you? What comes out the other end will give you getchar() and putchar() style routines.Only in...
Wednesday, 5 January 2011 - 15:43