Discussion Title | Created date |
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UART idles low My understanding is that the uart lines are to idle high but there appears to a significant percentage of chips trafficing through that appear to idle low. . .convinced that the... |
Tuesday, 6 January 2009 - 01:15 |
Math Co-Processors I find myself needing the processing power similar to a DSP without the dsp[for now, which looks like it will change]; I've switched to an ARM7 platform and would still like to... |
Wednesday, 17 December 2008 - 19:55 |
How to create a Virtual Serial Port? Anybody familiar with this in a VB 2008 environment? |
Monday, 15 December 2008 - 22:52 |
Pullup resistors on data bus for lcd? Using 8-bit parallel interfacing for hd47780 compatible lcd's, has anybody put pullup resistors on the databus to help with the transient delay? Would this even help at all? |
Monday, 29 September 2008 - 19:54 |
External Flash Interface I'm gearing up for a project where I'm planning to give myself some elbow room by incorporating additional eeprom space by means of SPI. . .I'll be using the mega128 and I see... |
Thursday, 25 September 2008 - 18:33 |
Is a Unifilar stepper motor same as Bipolar stepper motor? I've a 2 phase 1.8 deg/step nema34 stepper motor and I'm a little confused as to how I get this thing to rotate in any direction. . .I've 4 wires with no common ground. . .I've... |
Thursday, 22 May 2008 - 09:37 |
40x4 HD44780 I'm having a bit of trouble controlling a 40x4 lcd[using mega128]. . .when writing to any given line, I make sure to enable(+5) the appropriate E line and disable(Gnd) the other... |
Saturday, 17 May 2008 - 01:28 |
Multiple LCD's? I'm interested in sending characters to 3 lcd's that will be independent of one another. . .I've managed to print to 1 easy enough, just not too sure how to designate which lcd to... |
Friday, 7 September 2007 - 01:08 |
More than 8 bits via uart/i2c/spi? I did a search but didn't come back with much. . .is it possible to send >8bits using any of the aforementioned protocols? |
Tuesday, 21 August 2007 - 20:52 |
16z2 LCD Pinout help for a newb Where's a decent document that describes the function of each pin on a 16x2 parallel LCD? |
Friday, 1 June 2007 - 01:01 |