[修改] 增加LEd线程

Pioneer600/Led/LED.py

@@ -13,23 +13,3 @@ class LED(object):
 		GPIO.setwarnings(False)
 		GPIO.setmode(GPIO.BCM)
 		GPIO.setup(LED,GPIO.OUT)
-
-		try:
-			while True:
-				GPIO.output(LED,GPIO.HIGH)
-				time.sleep(1)
-				GPIO.output(LED,GPIO.LOW)
-				time.sleep(1)
-		except:
-			print("except")
-			GPIO.output(LED,GPIO.HIGH)
-			GPIO.cleanup()
-
-LED_GPIO_RED  = 26
-
-def main():
-	# 128x64 display with hardware SPI:
-	led  = LED.LED(LED_GPIO_RED)
-
-if __name__=='__main__':
-    main()

Pioneer600/Oled/SSD1306.py

@@ -1,4 +1,4 @@
-import spidev 
+import spidev
 import RPi.GPIO as GPIO
 import time
 
@@ -40,7 +40,7 @@ SSD1306_VERTICAL_AND_LEFT_HORIZONTAL_SCROLL = 0x2A
 
 class SSD1306(object):
 	"""class for SSD1306  128*64 0.96inch OLED displays."""
-	
+
 	def __init__(self,rst,dc,spi):
 		self.width = 128
 		self.height = 64
@@ -70,7 +70,7 @@ class SSD1306(object):
 		self.command(SSD1306_DISPLAYOFF)                    # 0xAE
 		self.command(SSD1306_SETDISPLAYCLOCKDIV)            # 0xD5
 		self.command(0x80)                     # the suggested ra    tio 0x80
-		
+
 		self.command(SSD1306_SETMULTIPLEX)                  # 0xA8
 		self.command(0x3F)
 		self.command(SSD1306_SETDISPLAYOFFSET)              # 0xD3
@@ -82,7 +82,7 @@ class SSD1306(object):
 		else:
 			self.command(0x14)
 		self.command(SSD1306_MEMORYMODE)                    # 0x20
-		self.command(0x00)                            # 0x0 act like ks0108        
+		self.command(0x00)                            # 0x0 act like ks0108
 		self.command(SSD1306_SEGREMAP | 0x1)
 		self.command(SSD1306_COMSCANDEC)
 		self.command(SSD1306_SETCOMPINS)                    # 0xDA
@@ -156,7 +156,7 @@ class SSD1306(object):
 		self.command(contrast)
 
 	def dim(self, dim):
-		"""Adjusts contrast to dim the display if dim is True, 
+		"""Adjusts contrast to dim the display if dim is True,
 		otherwise sets the contrast to normal brightness if dim is False."""
         # Assume dim display.
 		contrast = 0
@@ -166,7 +166,3 @@ class SSD1306(object):
 				contrast = 0x9F
 			else:
 				contrast = 0xCF
-
-
-
-

main.py

@@ -9,6 +9,7 @@ import spidev as SPI
 import Pioneer600.Led.LED      as LED
 import Pioneer600.Oled.SSD1306 as SSD1306
 from PIL import Image,ImageDraw,ImageFont
+import threading
 
 # Raspberry Pi pin configuration:
 LED_GPIO_RED  = 26
@@ -18,16 +19,33 @@ OLED_GPIO_DC  = 16
 OLED_SPI_BUS  = 0
 OLED_SPI_CS   = 0
 
+# 新线程执行的代码:
+def blink_loop(*args, **kwargs):
+	try:
+		while True:
+			GPIO.output(args, GPIO.HIGH)
+			time.sleep(1)
+			GPIO.output(args, GPIO.LOW)
+			time.sleep(1)
+	except:
+		print("except")
+		GPIO.output(args, GPIO.HIGH)
+		GPIO.cleanup()
+
 def main():
 
 	# 128x64 display with hardware SPI:
 	led  = LED.LED(LED_GPIO_RED)
 
 	try:
+		led_blink = threading.Thread(target=blink_loop, name='led_blink', args=(LED_GPIO_RED,))
+		led_blink.start()
+
 		while True:
 			time.sleep(1)
 	except:
-		print("except")
+		print("Except")
+		led_blink.join()
 
 if __name__=='__main__':
     main()