Split from: code to generate 40khz frequency lok_25385 wrote:
i want to generate different frequencies in the range of 2kHz to 30Khz with duty cycle not less than 50% .
...
i want to generate 2.5k , 5k, 10k 15k 20k 25k and...
Wednesday, 11 March 2020 - 01:50
Split from: code to generate 40khz frequency lok_25385 wrote:
ATmega8a with 16MHZ crystal
i want to generate 2.5k , 5k, 10k 15k 20k 25k and 30k frequency with duty cycle not less than 50% on different digital inputs. ...
Monday, 9 March 2020 - 18:36
1 mm accuracy IC sensor Klemko wrote:
anyone knows of any distance IC sensor (max size similar to a TQFP48 package), touchless (laser, tof ,reflective,... ), with accuracy of +/- 1 mm. Distance i...
Friday, 21 February 2020 - 02:42
Quadrature encoder is moved while power off francoder wrote:
Say the preset maximum height is 250, and the minimum height is 50.
During power off, the last position the sensor saved is 200. If the press is not moved, there...
power consumption of RTC using OSCULP32K vs XOSC32K XYXD wrote:
But when I look at the power consumption published in DS, for example for ATtiny1614, Table 37-5. a RTC running at 1.024k from XOSC32K consume 0.69uA, from...
Saturday, 15 February 2020 - 22:20
Digital Audio Sinewave Generator, a project draft KerimF wrote:
But the "necessity" here is that, besides the passive RC filter, there are ATmega8L and 8 MHz crystal only... nothing else
Your OP was this
KerimF...
Thursday, 13 February 2020 - 23:00
Digital Audio Sinewave Generator, a project draft KerimF wrote:
Lately, I needed to build an audio sinewave generator to produce, as a first step, 30 frequencies around the ones listed below (18 KHz to 615 Hz):
[1] The 30...
Thursday, 13 February 2020 - 22:23
AT89LP51ED2 Goodbye! kurtgraber@yahoo.com wrote:
Thankyou for all the responses so fast. I want to close this topic, and maybe I feel dumb. Anyway, 2 issues solved me at least getting the AT89LP51 Ed2...
Thursday, 13 February 2020 - 04:28
AT89LP51ED2 Goodbye! kurtgraber@yahoo.com wrote:
I am reverse engineering an old 8031 based piece of gear with ext RAM and ROM thats been around many years. I originally started with a direct...
Wednesday, 12 February 2020 - 22:55
How to measure small frequency LC oscillator changes Kevil wrote:
@Who-me
74AHC1G4208 looks good but I don't understand how a divider can help me. I need to keep LSB and not lost them.
You then measure the period of the now...
Tuesday, 11 February 2020 - 20:30
How to measure small frequency LC oscillator changes Kevil wrote:
I would like to make a 200 liters (53 gallons) trash container volume indicator based on loose LC colpitts oscillator running at 100 kHz. The goal is to identify just...
lok_25385 wrote: i want to generate different frequencies in the range of 2kHz to 30Khz with duty cycle not less than 50% . ... i want to generate 2.5k , 5k, 10k 15k 20k 25k and...
lok_25385 wrote: ATmega8a with 16MHZ crystal i want to generate 2.5k , 5k, 10k 15k 20k 25k and 30k frequency with duty cycle not less than 50% on different digital inputs. ...
Klemko wrote: anyone knows of any distance IC sensor (max size similar to a TQFP48 package), touchless (laser, tof ,reflective,... ), with accuracy of +/- 1 mm. Distance i...
francoder wrote: Say the preset maximum height is 250, and the minimum height is 50. During power off, the last position the sensor saved is 200. If the press is not moved, there...
avrcandies wrote: if (temp == 10) { temp = 0;don't you mean >=10 ???!!!? make things error-proof Not quite. The OP needs to catch 9-...
XYXD wrote: But when I look at the power consumption published in DS, for example for ATtiny1614, Table 37-5. a RTC running at 1.024k from XOSC32K consume 0.69uA, from...
KerimF wrote: But the "necessity" here is that, besides the passive RC filter, there are ATmega8L and 8 MHz crystal only... nothing else Your OP was this KerimF...
KerimF wrote: Lately, I needed to build an audio sinewave generator to produce, as a first step, 30 frequencies around the ones listed below (18 KHz to 615 Hz): [1] The 30...
kurtgraber@yahoo.com wrote: Thankyou for all the responses so fast. I want to close this topic, and maybe I feel dumb. Anyway, 2 issues solved me at least getting the AT89LP51 Ed2...
kurtgraber@yahoo.com wrote: I am reverse engineering an old 8031 based piece of gear with ext RAM and ROM thats been around many years. I originally started with a direct...
Kevil wrote: @Who-me 74AHC1G4208 looks good but I don't understand how a divider can help me. I need to keep LSB and not lost them. You then measure the period of the now...
Kevil wrote: I would like to make a 200 liters (53 gallons) trash container volume indicator based on loose LC colpitts oscillator running at 100 kHz. The goal is to identify just...
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