-----程式碼----------------
import RPi.GPIO as GPIO #使用GPIO模組(GPIO.setmode)
import time , threading #使用時間 (time.sleep),與執行緒()
NUMBER = [0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F]
NUMBER_TEXT = [0,0,0,0]
# GPIO DEFINE
seg_data_list = [3,5,7,8,10,11,12,13]
seg_com_list = [15,16,18,19]
global time_int = 5
dot = 0
# Use physical pin numbers
GPIO.setmode(GPIO.BOARD)
def Timer1():
global dot
if dot == 1 :
dot = 0
else:
dot = 1
#local = time.localtime(time.time())
#NUMBER_TEXT[0] = int(local.tm_hour / 10)
#NUMBER_TEXT[1] = int(local.tm_hour % 10)
#NUMBER_TEXT[2] = int(local.tm_min / 10)
#NUMBER_TEXT[3] = int(local.tm_min % 10)
for x in range(10):
NUMBER_TEXT[0] = x
time.sleep(0.2)
global t1
t1 = threading.Timer(5 , Timer1)
t1.start()
# MAIN
# 7SEG DATA
for i in range(8):
GPIO.setup(seg_data_list[i], GPIO.OUT)
for i in range(8):
GPIO.output(seg_data_list[i], True)
# 7SEG COM SCAN
for i in range(4):
GPIO.setup(seg_com_list[i], GPIO.OUT)
for i in range(4):
GPIO.output(seg_com_list[i], True)
SegCount = 0
dot = 0
print ("03.7SEG CLOCK DEMO Starting... ")
t1 = threading.Timer(0.5 , Timer1)
t1.start()
while True:
# close scan
for i in range(4):
GPIO.output(seg_com_list[i], True)
time.sleep(0.001)
seg7_data = NUMBER[NUMBER_TEXT[SegCount]];
# data
if dot == 1 :
seg7_data = seg7_data | 0x80
else:
seg7_data = seg7_data & 0x7F
data_index = 0x01
for i in range(8):
if (seg7_data & data_index) == 0 :
GPIO.output(seg_data_list[i], True)
else:
GPIO.output(seg_data_list[i], False)
data_index = data_index << 1
# open scan
GPIO.output(seg_com_list[SegCount], False)
time.sleep(0.003)
SegCount = SegCount + 1
SegCount = SegCount % 4