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0
votes
1answer
66 views

AC to DC Filter Confirmation

Of the circuit I need to know the name of and what it is; my guess is, is it an AC to DC current converter? Is anyone able to confirm or deny? What does it act as when its all formed together? ...
1
vote
1answer
139 views

Convert (-4 to 4v) from sensor to 0-3.3v [duplicate]

Can you show me how can I make a schematic to convert signal voltage from sensor to ADC module of DSP. Sensor : -4 to 4 voltage DSP ADC: 0 to 3.3 voltage. Thank you,
0
votes
0answers
88 views

Power converter for a oscilloscope

I am making an oscilloscope with an Arduino and a LCD shield. Therefore I need to convert the incoming current which can be something about 0 - 20V And bring that down to a standard 0-5V. Another ...
-3
votes
2answers
145 views

convert ac to dc circuit [closed]

I want to build real circuit, which converts AC signal to DC. AC signal looks like below: Its period T is about 2 seconds. At the output I want to get DC as shown in the right graph with voltage ...
2
votes
1answer
574 views

Can I convert a toggle switch to momentary switch using a transistor and capacitor?

After searching online for an answer to how to convert a toggle switch to a momentary switch I found the circuit below. I've simulated it and it works in CircuitLab. simulate this circuit ...
3
votes
1answer
209 views

Convert between dBA, dBV and RMS values

How do I convert between dBA, dBV and RMS values? For example, I have used a current probe (clamp) with a gain of 100mV = 1A to measure a series of currents in dB and I would like to know the ...
-1
votes
1answer
234 views

How do you convert a signal that is either -5 or +5V to 0 or +5V, respectively

In my circuit I convert a 0 or 5V signal to a -5 or 5V signal using a schmitt trigger to get some hysteresis. However, I'd like to convert the signal back into a 0 or 5V. In effect, I'd like my ...
0
votes
1answer
137 views

combinations of binary digits for decimal numbers

Four bits are required to represent the ten decimal digits, and since there are 2^4 combinations of four binary digits, six combinations are not used and the code is said to contain redundancy. The ...
-1
votes
1answer
125 views

Is there a way to convert MPLAB X program to Intel HEX?

I want to convert the C program i wrote to Intel HEX and then use a program like PonyProg, icprog or WinPic8000 to program the microcontroller. MPLAB X doesn't support my programmer. I need to program ...
2
votes
2answers
10k views

Arduino: String to char Array

I get a String like: XXXXXXXXX Its length is fixed and 9. I need to get an char array like: ...
1
vote
4answers
2k views

Binary to BCD converison

I have an 8-bit number that the values ranges from 0 to 99. I need to convert that to a proper 8-bit BCD representation of the number using digital circuits. In case you need to know, the original ...
11
votes
3answers
2k views

Simple \$12V_{AC}\$ to \$12V_{DC}\$ Rectifier

I want to convert a \$12V_{AC}\$ power supply output to use \$12V_{DC}\$ to power some outdoor LEDs. The power supply as it stands will light the LEDs (with a slight flicker from the reverse ...
6
votes
4answers
872 views

Problems with PIC A/D conversion

I am trying to read analogic signal for a sort of mouse with a pic18f14k50 controller. Here the simple circuit: http://dl.dropbox.com/u/14663091/schematiconew.pdf . I have to read analogic signal from ...
5
votes
1answer
1k views

conversion from Moore To Mealy

Can somebody please explain how can I convert from Moore FSM to Mealy FSM and vice versa? Thanks in advance.
3
votes
4answers
384 views

Male Apple Dock Connector => USB (power only)

I have an old external battery for Apple devices (has 30 pin Apple Dock Connector), and I want to repurpose it to be an external battery for all my USB devices. Anyway, I don't have much experience ...
3
votes
1answer
464 views

Arduino with atmel tools

Hi I've done some dev using AVR's. I'd really like to use the arduino but continue using atmel tools. Is this straightforward? Is there a converter that I can use my 910 programmer with? I think ...
9
votes
4answers
2k views

Bi-Directional Step up and Step down (3.3v <-> 5, etc)

So I've been reading a few threads here and on other forums. I understand there are various solutions for stepping down or up a voltage. What I have found are the LVC series shift regs that give a ...
3
votes
4answers
2k views

Arduino Text to Speech

has anyone used the arduino to convert text to speech?