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AVR GCC supports ATTINY4/5/9/10? Hi, Pardon if this is a FAQ, but I just checked all the targets supported by gcc version 4.3.2 (WinAVR 20090313). I don't see that it supports ATTINY4/5/9/10 micros. Perhaps... |
Sunday, 19 June 2011 - 17:01 |
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Plz explain more on the two diodes in the below schematic hi, I don't understand fully the two diodes connected to the 36khz and 38khz IR receivers in the schematic shown at the page http://www.sbprojects.com/projec... Could someone... |
Thursday, 16 June 2011 - 05:20 |
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Led Matrix question with the TLC5920 led driver Hi, I am able to drive a common cathode bi-color led matrix using HC595s for the cathode pins and using the HC138 for the anode pins. Please see attached image of the common... |
Wednesday, 8 June 2011 - 05:44 |
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40Khz IR receiver covers all? Hi, One basic question with IR protocol decoding. Looks like well-known remote/IR controllers (e.g., for TV by Sony, Sharp, etc.) have protocols that are defined for 36Khz, 38Khz... |
Monday, 6 June 2011 - 06:54 |
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Consistently getting a stable 4.26V for a 3.3V LDO :-( Hi, I bought some TO-92 pieces of ST Microelectronics' L78L33ACZ, a 3.3V LDO. This LDO has 3 pins, Vin, GND, and Vout. For Vin, I feed in 5V from the my USB and is bypassed with... |
Tuesday, 10 May 2011 - 03:35 |
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Can't seem to decipher problem with inline assembly Hi, I have the below program, trying out inline assembly. #include void asmCode(); int main (void) { asmCode(); return 0; } void asmCode() { asm volatile( "... |
Monday, 2 May 2011 - 05:08 |
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Some pin usage questions Hi, Got the below questions that I really want to be clarified on. 1. If I have a pull-up on a pin. Is it possible still using that pin for OUTPUT? For INPUT, that's no problem... |
Sunday, 1 May 2011 - 05:17 |
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Question on mix voltages of 3.3V and 5.0V Hi, Consider the schematic at http://www.ikalogic.com/scanalog... 1. The 23K256 ICs take 3.3V for their VCC and GND pins. They are SPI slaves. The ATMEGA takes 5V. The MOSI and... |
Friday, 29 April 2011 - 06:33 |
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Optimizing a small assembly routine to do a lookup Hi, First time with AVR Assembly Language. Read the awesome tutorial by Gerhard Schmidt at http://www.avr-asm-tutorial.net . Objective: Given a byte, do two lookups using each... |
Wednesday, 6 April 2011 - 17:15 |
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Any cheap stereo audio power amplifier? Hi, I see that the TP150 or its derivatives are good candidates. See http://focus.ti.com/lit/ds/symli... . But, they are expensive. Is there is a cheaper alternative, e.g., with... |
Thursday, 24 March 2011 - 22:57 |
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Sample AT32UC3L064 project with wiring, e.g, a dev board Hi, Just bought a couple pieces of AT32UC3L064. Looking for a sample AT32UC3L064 projects or dev board. Thanks! |
Tuesday, 22 March 2011 - 04:23 |
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Getting exact number of cycles per sec or usec of a uC Hi, I am reading http://www.atmel.com/dyn/resourc... . Well, more like browsing, since it 800+ pages long. So, from page 783, max F_CPU is 50Mhz. Exactly how many cycles, say,... |
Monday, 21 March 2011 - 19:51 |