add sources and conf files

piplotter

@@ -0,0 +1,6 @@
+#!/usr/bin/env python3
+
+import src.main
+
+if __name__ == "__main__":
+	src.main.main()

setup.py

@@ -0,0 +1,26 @@
+import setuptools
+
+with open("README.md", "r") as fh:
+    long_description = fh.read()
+
+setuptools.setup(
+    name="PiPlot2D",
+    version="0.0.1",
+    author="sinseman44",
+    author_email="sinseman44@gmail.com",
+    description="Control PiPlot2D system",
+    long_description="Control PiPlot2D system",
+    long_description_content_type="text/markdown",
+    url="https://github.com/pypa/sampleproject",
+    packages=setuptools.find_packages(),
+    classifiers=[
+        "Programming Language :: Python :: 3",
+        "License :: OSI Approved :: MIT License",
+        "Operating System :: Linux",
+    ],
+    install_requires=[
+          'RPi.GPIO',
+          'RPLCD',
+    ],
+    python_requires='>=3.6',
+)

src/config.py

@@ -0,0 +1,17 @@
+# Hardware config.
+
+# HD44780 LCD CONFIG
+LCD_RS = 11 
+LCD_E  = 5
+LCD_DATA4 = 6
+LCD_DATA5 = 13
+LCD_DATA6 = 19
+LCD_DATA7 = 26
+
+NUM_COLS = 16
+NUM_ROWS = 2
+
+# BUTTONS CONFIG
+PG_UP = 17 
+PG_DOWN = 22
+PG_OK = 27

src/main.py

@@ -0,0 +1,90 @@
+#!/usr/bin/env python3
+
+import os
+import sys
+import time
+import RPi.GPIO as GPIO
+from RPLCD.gpio import CharLCD
+from src.config import *
+from src.menu import menu
+
+###################################################################
+
+end_flag = False 
+GPIO.setwarnings(False)
+lcd = CharLCD(pin_rs=LCD_RS, 
+            pin_e=LCD_E, 
+            pin_rw=None, 
+            pins_data=[LCD_DATA4, LCD_DATA5, LCD_DATA6, LCD_DATA7], 
+            pin_backlight=None, 
+            numbering_mode=GPIO.BCM, 
+            cols=NUM_COLS, 
+            rows=NUM_ROWS, 
+            dotsize=8, 
+            charmap='A00')
+
+arrow = (
+    0b00000,
+    0b10000,
+    0b11000,
+    0b11100,
+    0b11110,
+    0b11100,
+    0b11000,
+    0b10000,
+)
+tilde = (
+    0b00000,
+    0b00000,
+    0b00000,
+    0b01101,
+    0b10101,
+    0b10110,
+    0b00000,
+    0b00000,
+)
+lcd.create_char(0, arrow)
+lcd.create_char(1, tilde)
+menu = menu(lcd, cols=NUM_COLS, rows=NUM_ROWS)
+
+def pg_up_cb(channel):
+    ''' page up button callback '''
+    if GPIO.input(channel) == GPIO.HIGH:
+        menu.set_up()
+
+def pg_down_cb(channel):
+    ''' page down button callback '''
+    if GPIO.input(channel) == GPIO.HIGH:
+        menu.set_down()
+
+def pg_ok_cb(channel):
+    ''' page ok button callback '''
+    if GPIO.input(channel) == GPIO.HIGH:
+        menu.set_ok()
+
+def init():
+    ''' init pins and display main menu '''
+    try:
+        GPIO.setup(PG_UP, GPIO.IN)
+        GPIO.setup(PG_DOWN, GPIO.IN)
+        GPIO.setup(PG_OK, GPIO.IN)
+        GPIO.add_event_detect(PG_UP, GPIO.RISING, callback=pg_up_cb, bouncetime=50)
+        GPIO.add_event_detect(PG_DOWN, GPIO.RISING, callback=pg_down_cb, bouncetime=50)
+        GPIO.add_event_detect(PG_OK, GPIO.RISING, callback=pg_ok_cb, bouncetime=50)
+    except:
+        e = sys.exc_info()[1]
+        print("Error : {}".format(e))
+        sys.exit(1)
+    menu.init_menu()
+
+def main():
+    init()
+    while True:
+        time.sleep(1)
+    lcd.close()
+
+###################################################################
+
+if __name__ == '__main__':
+    main()
+

src/menu.py

@@ -0,0 +1,173 @@
+#!/usr/bin/env python3
+
+import os, sys
+
+###################################################################
+
+class menu:
+    # Main Menu :
+    #  |-> Files :    Display gcode files in FTP directory
+    #  |-> Commands : Display custom commands (homing, setup pen, etc ...)
+    #  |-> Poweroff : Power off the system
+    #  |-> Reboot :   Reboot the system
+
+    main_menu = ['Files',
+                 'Commands',
+                 'Poweroff',
+                 'Reboot']
+
+    cmd_menu = ['..',
+                'Homing',
+                'Set up Pen',
+                'Set down Pen']
+
+    files_menu = ['..']
+
+    def __init__(self, lcd=None, cols=0, rows=0):
+        ''' constructor '''
+        self.lcd = lcd
+        self.max_cols = cols
+        self.max_rows = rows
+        self.current_cursor = 0
+        self.current_menu = self.main_menu 
+        for dirs,r,files in os.walk("/srv/ftp"):
+            for f in files:
+                if len(f) > 14:
+                    f = f[:13]+'~'
+                self.files_menu.append(f)
+
+    def __refresh_menu(self):
+        ''' refresh current menu '''
+        pos = 0
+        if self.current_cursor % self.max_rows == 0:
+            pos = self.current_cursor
+        else:
+            pos = self.current_cursor - 1
+        for idx, menu in enumerate(self.current_menu[pos:]):
+            self.lcd.cursor_pos = (idx, 2)
+            if menu.endswith('~'):
+                menu = menu[:-1]+'\x01'
+            self.lcd.write_string(menu)
+            if idx == self.max_rows - 1:
+                break
+
+    def __drawing(self, filename):
+        ''' drawing gcode '''
+        self.lcd.clear()
+        self.lcd.home()
+        self.lcd.write_string("   drawing ...")
+        os.system("sudo python /home/pi/PyCNC/pycnc " + os.path.join("/srv/ftp/", filename))
+        self.lcd.clear()
+        self.lcd.cursor_pos = (self.current_cursor % self.max_rows, 0)
+        self.lcd.write_string('\x00')
+        self.__refresh_menu()
+
+
+    def __homing(self):
+        ''' set homing command '''
+        self.lcd.clear()
+        self.lcd.home()
+        self.lcd.write_string("   waiting ...")
+        with open("/tmp/homing.gcode", 'w') as f:
+            f.write("G28 (Homing)")
+        os.system("sudo python /home/pi/PyCNC/pycnc /tmp/homing.gcode")
+        self.lcd.clear()
+        self.lcd.cursor_pos = (self.current_cursor % self.max_rows, 0)
+        self.lcd.write_string('\x00')
+        self.__refresh_menu()
+
+    def __set_up_pen(self):
+        ''' set up pen '''
+        self.lcd.clear()
+        self.lcd.home()
+        self.lcd.write_string("   waiting ...")
+        with open("/tmp/set_up_pen.gcode", 'w') as f:
+            f.write("M300 S50 (UP Pen)")
+        os.system("sudo python /home/pi/PyCNC/pycnc /tmp/set_up_pen.gcode")
+        self.lcd.clear()
+        self.lcd.cursor_pos = (self.current_cursor % self.max_rows, 0)
+        self.lcd.write_string('\x00')
+        self.__refresh_menu()
+
+    def __set_down_pen(self):
+        ''' set down pen '''
+        self.lcd.clear()
+        self.lcd.home()
+        self.lcd.write_string("   waiting ...")
+        with open("/tmp/set_down_pen.gcode", 'w') as f:
+            f.write("M300 S30 (DOWN Pen)")
+        os.system("sudo python /home/pi/PyCNC/pycnc /tmp/set_down_pen.gcode")
+        self.lcd.clear()
+        self.lcd.cursor_pos = (self.current_cursor % self.max_rows, 0)
+        self.lcd.write_string('\x00')
+        self.__refresh_menu()
+
+    def init_menu(self):
+        ''' display menu '''
+        self.lcd.clear()
+        self.lcd.cursor_pos = (self.current_cursor, 0)
+        self.lcd.write_string('\x00')
+        self.__refresh_menu()
+
+    def set_down(self):
+        ''' set down menu '''
+        if self.current_cursor < len(self.current_menu) - 1:
+            self.lcd.clear()
+            self.current_cursor += 1
+            self.lcd.cursor_pos = (self.current_cursor % self.max_rows, 0)
+            self.lcd.write_string('\x00')
+            self.__refresh_menu()
+
+    def set_up(self):
+        ''' set up menu '''
+        if self.current_cursor > 0:
+            self.lcd.clear()
+            self.current_cursor -= 1
+            self.lcd.cursor_pos = (self.current_cursor % self.max_rows, 0)
+            self.lcd.write_string('\x00')
+            self.__refresh_menu()
+
+    def set_ok(self):
+        ''' set ok '''
+        if self.current_menu == self.main_menu:
+            if self.current_menu[self.current_cursor].startswith('Commands'):
+                self.current_menu = self.cmd_menu
+            elif self.current_menu[self.current_cursor].startswith('Files'):
+                self.current_menu = self.files_menu
+                self.files_menu = ['..']
+                for dirs,r,files in os.walk("/srv/ftp"):
+                    for f in files:
+                        if len(f) > 14:
+                            f = f[:13]+'~'
+                        self.files_menu.append(f)
+            elif self.current_menu[self.current_cursor].startswith('Poweroff'):
+                self.lcd.clear()
+                self.lcd.home()
+                self.lcd.write_string("   Bye Bye ...")
+                os.system('sudo systemctl poweroff')
+                exit(0)
+            elif self.current_menu[self.current_cursor].startswith('Reboot'):
+                self.lcd.clear()
+                self.lcd.home()
+                self.lcd.write_string("   Bye Bye ...")
+                os.system('sudo systemctl reboot')
+                exit(0)
+            self.current_cursor = 0
+            self.init_menu()
+        else:
+            if self.current_menu == self.cmd_menu:
+                if self.current_menu[self.current_cursor].startswith('Homing'):
+                    self.__homing()
+                elif self.current_menu[self.current_cursor].startswith('Set up Pen'):
+                    self.__set_up_pen()
+                elif self.current_menu[self.current_cursor].startswith('Set down Pen'):
+                    self.__set_down_pen()
+            elif self.current_menu == self.files_menu:
+                if not self.current_menu[self.current_cursor].startswith('..'):
+                    self.__drawing(self.current_menu[self.current_cursor])
+
+            if self.current_menu[self.current_cursor].startswith('..'):
+                self.current_menu = self.main_menu
+                self.current_cursor = 0
+                self.init_menu()
+