X-Git-Url: http://git.rot13.org/?p=digitaldcpower;a=blobdiff_plain;f=README.htm;fp=README.htm;h=26cdb3ff6ea7481d03f5382f9611265442edd254;hp=c4027fda10cd921fd086f491aff51e40b2a45dc0;hb=9efd83b1f9966687cbdc2288c43ff0cce0890a24;hpb=6ab9cf06f390d47de6fb94a6f1dec40826f5fcea
diff --git a/README.htm b/README.htm
index c4027fd..26cdb3f 100644
--- a/README.htm
+++ b/README.htm
@@ -1,5 +1,5 @@
Tuxgraphics Digital DC Power Supply Unit
-Software for version the version 3 hardware.
+Software for the version 3 hardware.
Compiling the software and programming
@@ -44,7 +44,7 @@ in the software (e.g update of hardware_settings.h).
The poweresupply must be powered up during programming
but nothing should be connected on the output. Make
sure that you do not accidently press any button
-during the programming (loading the software into the uC).
+during the programming (while loading the software into the uC).
Compile under windows
=====================
@@ -53,16 +53,18 @@ Please use the provided Makefile.
There are as well 3 batch files which you can use
to run the makefile. To use them edit them and change
the path as per your avr-gcc installation on your PC.
-After that run them by double-clickin in the file manager
-on those batch files.
+After that run them by double-clicking on them in the
+file manager.
winmake.bat -- comile, this is mandatory to use
+ winclean.bat -- delete all files generated during compilation
+
winload.bat -- load software using avrdude, may also use
some other means of loading the softare. In that
case you do not need to use this batch file.
- winsetfuse.bat -- set fuse bytes using avrdude, may also use
+ winsetfuse.bat -- set fuse bytes using avrdude. You may as well use
some other means of changing the fuse bytes. In that
case you do not need to use this batch file.
@@ -105,14 +107,14 @@ The unit can be controlled remotely from a computer using
a USB serial interface. An add-on card is available from
http://shop.tuxgraphics.org which offers galvanic separation
such that you can use this power supply relative to
-any reference point (e.g build two power supply and use
+any reference point (e.g build two power supplies and use
one as negative and one as positive power supply).
Terminal settings for remote control via your computer
======================================================
You can e.g use putty under windows
http://www.chiark.greenend.org.uk/~sgtatham/putty/
-it supports as well serial connections. The other common
+Putty supports as serial connections. The other common
option under windows is HyperTerminal but it is more complicated
to use than putty.
For Linux I can recommend picocom
@@ -129,6 +131,9 @@ port : Virtual com port (e.g /dev/ttyUSB1 or /dev/ttyUSB0
Under linux or Mac you can use the command dmesg
after you have plugged in the USB cable to see to
which com-port/device the new virtual com port maps to.
+ Under windows you look at Control Panel->Hardware->Devices
+ and click on FT232R USB UART->Hardware to see the COM
+ port.
baudrate : 9600
parity : none
@@ -171,8 +176,9 @@ make
Pre-compiled binaries are available for winXP.
-------------------------------------------------------------------
-Copyright: GPL V2
-Author: Guido Socher
+Software License:
+Copyright: GPL V2 (see http://www.gnu.org/licenses/old-licenses/gpl-2.0.html )
+Author: Guido Socher (guidosocher@gmail.com)
Homepage: http://www.tuxgraphics.org/electronics/
-------------------------------------------------------------------
Change history:
@@ -193,6 +199,14 @@ digitaldcpower-0.6.3 -- 2010-07-03 Accelerate UART command polling to
Script interface (ddcp-script)
digitaldcpower-0.6.4 -- 2010-07-11 added ddcp-script interface
commands for windows.
+digitaldcpower-0.6.5 -- 2011-04-14 There was a fault in the range setting
+ for the PWM (ICR1L in dac.c). Thanks to Weitao Li (james)
+ for reporting this. This fault reduced the precision
+ a bit.
+ -- 2011-04-14 some minor improvemnents in main.c and analog.c to
+ regulate the voltage drop over the current measuremtns shunts
+ faster.
+
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