Initial repository split commit. For history before that refer to the…

… master open-bldc repository.

.gitignore

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+*~
+*.swp
+*.[bsl]\#*

COPYING

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+All hardware designs as in schematics and board layouts in this directory are
+copyright 2009 Piotr Esden-Tempski <[email protected]> and distributed under the
+Creative Commons - Share Alike 3.0 Germany License.
+
+http://creativecommons.org/licenses/by-sa/3.0/de/
+
+(unless stated explicitly otherwise in the respective file)
+

README

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+This project aims to create a fully open-source Brushless Drive Controller.
+
+This repository contains all current and past hardware designs. Please refer to the open-bldc repository for the source code.
+
+Licensing
+---------
+All sourcecode is licensed under GPL version 3 or later, all circuitry designs
+and pcb layouts are available as original source files and licensed under
+CreativeCommons BY-SA 3.0.
+
+Feel free to use everything here as you wish! :)

clogic/doc/current_sensor.m

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+function current_sensor()
+
+# Opamp gain resistors
+R = 68000.0; # 5400
+r = 1000.0; # 1000
+
+# Opamp input resistor network
+r1 = 665.0; # 660
+r2 = 562.0; # 560
+r3 = 56000.0; # 4700
+
+# Shunt resistance
+shunt = 0.0025;
+
+# Opamp gain
+printf("Opamp gain: ");
+G = (R + r)/r
+
+# Relation between the input signal e and signal v calculation
+
+A = -100.0:1.0:100.0;
+shunt_v = shunt * A;
+
+# k parameter
+k = ( 1/r1 + 1/r2 + 1/r3);
+U = 5.0;
+
+# translation voltage
+printf("Input translate: ");
+trans = U/(k*r3)
+
+printf("Oputput translate: ");
+out_trans = trans * G
+
+# opamp input
+v = (trans + shunt_v/(k*r1));
+
+# opamp output
+S = v * G;
+
+# maxi/min value
+printf("Max: ");
+max(S)
+printf("Min: ");
+min(S)
+
+
+plot(A, shunt_v, "1", A, v, "2", A, S, "3")
+legend('e', 'v', 'S');
+
+# calculate output voltage for 1A
+shunt_v_1 = shunt * 1;
+v_1 = (trans + shunt_v_1/(k*r1));
+
+printf("Output voltage at 1A");
+S_1 = v_1 * G

geda/.gitignore

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+symbols/acs712.sym
+symbols/ir2101.sym
+symbols/irf3704s.sym
+symbols/jtag_10pin.sym
+symbols/lp2992.sym
+symbols/st662a.sym
+symbols/stm32f103xx_lqfp48.sym
+symbols/tinyconn10.sym
+symbols/tinyconn3.sym
+

geda/Makefile

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+##
+## Open-BLDC - Open BrushLess DC Motor Controller
+## Copyright (C) 2009 Uwe Hermann <[email protected]>
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 3 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program.  If not, see <http://www.gnu.org/licenses/>.
+##
+
+SCH = open-bldc
+BOARD = board
+
+GEDADIR = $(HOME)/geda
+SCHEMEDIR = $(GEDADIR)/share/gEDA/scheme
+
+# all: symbols sch-ps sch-pdf pcb-gerber pcb-ps pcb-png
+all: symbols sch-ps sch-pdf
+
+symbols:
+	$(MAKE) -C symbols
+
+sch-ps:
+	@# This must be done in an X11 session, doesn't work on console.
+	gschem -p -o $(SCH).ps -s $(SCHEMEDIR)/print.scm $(SCH).sch
+
+sch-pdf:
+	ps2pdf -sPAPERSIZE=a4 $(SCH).ps
+
+pcb-gerber:
+	pcb -x gerber --gerberfile $(BOARD) $(BOARD).pcb
+
+pcb-ps:
+	pcb -x ps --psfile $(BOARD).ps $(BOARD).pcb
+
+pcb-png:
+	pcb -x png --dpi 300 --only-visible --outfile $(BOARD).png $(BOARD).pcb
+
+drc: $(SCH).sch
+	# gnetlist -g drc2 $(SCH).sch -o $(SCH).drc
+	gnetlist -g drc2 $(SCH).sch -o -
+	@# Use the following line to ignore DRC errors.
+	@# gnetlist -g drc2 -o - $(SCH).sch -O ignore-warnings-in-return-value
+
+bom:
+	gnetlist -g partslist3 -o $(SCH).bom $(SCH).sch 
+	@# The below 'bom2' also needs an 'attribs' file as input.
+	@# gnetlist -g bom2 -o $(SCH).bom $(SCH).sch 
+
+clean:
+	$(MAKE) -C symbols clean
+	@rm -f $(SCH).sch~ $(SCH).ps $(SCH).pdf
+	@rm -f $(BOARD).net $(BOARD).cmd $(BOARD).fab.gbr $(BOARD).ps
+	@rm -f $(BOARD).new.pcb
+	@rm -f $(SCH).drc
+	@rm -f $(SCH).bom
+
+.PHONY: symbols
+

geda/README

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+-------------------------------------------------------------------------------
+README
+-------------------------------------------------------------------------------
+
+This is an effort to re-implement the Open-BLDC hardware descriptions
+(schematics and PCB layouts) using the open-source tools gEDA/pcb.
+

geda/gafrc

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+;;
+;; Open-BLDC - Open BrushLess DC Motor Controller
+;; Copyright (C) 2009 Uwe Hermann <[email protected]>
+;;
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 3 of the License, or
+;; (at your option) any later version.
+;;
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+;;
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+;;
+
+;; This is the config file for gaf.
+
+;; Load additional symbols from the ''symbols' sub-directory.
+(component-library "${PWD}/symbols")
+

geda/gsch2pcb.cfg

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+##
+## Open-BLDC - Open BrushLess DC Motor Controller
+## Copyright (C) 2009 Uwe Hermann <[email protected]>
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 3 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program.  If not, see <http://www.gnu.org/licenses/>.
+##
+
+# This is the config file for gsch2pcb.
+
+# File name of the gschem input file (including .sch extention).
+schematics open-bldc.sch
+
+# Base file name of the output file (excluding the .pcb extention).
+output-name board
+
+# Sub-directory where to find additional pcb footprints.
+elements-dir footprints
+

geda/gschemrc

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+;;
+;; Open-BLDC - Open BrushLess DC Motor Controller
+;; Copyright (C) 2009 Uwe Hermann <[email protected]>
+;;
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 3 of the License, or
+;; (at your option) any later version.
+;;
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+;;
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+;;
+
+;; Force use of A4 paper size for exported PS/PDF schematics.
+(paper-size 11.69 8.27) ; A4
+
+;; Use dark background in the gschem GUI.
+(load (string-append geda-rc-path "/gschem-colormap-darkbg"))
+
+;; Use light background for schematics printing (PS / PDF).
+(load (string-append geda-rc-path "/print-colormap-lightbg"))
+