Base code to handle screen, not tested
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Phyks
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a04549836e
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176
pivelib.py
176
pivelib.py
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@ -16,6 +16,165 @@ import urllib3
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import xml.etree.ElementTree as ET
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import datetime
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import math
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import wiringpi2
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# ===========
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# Pins du LCD
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# ===========
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PIN_SCE = 3
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PIN_RESET = 4
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PIN_DC = 5
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PIN_SDIN = 6
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PIN_SCLK = 7
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LCD_C = HIGH
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LCD_D = LOW
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LCD_X = 84
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LCD_Y = 48
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ASCII = [
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[0x00, 0x00, 0x00, 0x00, 0x00], # 20 " "
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[0x00, 0x00, 0x5f, 0x00, 0x00], # 21 !
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[0x00, 0x07, 0x00, 0x07, 0x00], # 22 "
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[0x14, 0x7f, 0x14, 0x7f, 0x14], # 23 #
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[0x24, 0x2a, 0x7f, 0x2a, 0x12], # 24 $
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[0x23, 0x13, 0x08, 0x64, 0x62], # 25 %
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[0x36, 0x49, 0x55, 0x22, 0x50], # 26 &
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[0x00, 0x05, 0x03, 0x00, 0x00], # 27 '
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[0x00, 0x1c, 0x22, 0x41, 0x00], # 28 (
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[0x00, 0x41, 0x22, 0x1c, 0x00], # 29 )
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[0x14, 0x08, 0x3e, 0x08, 0x14], # 2a *
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[0x08, 0x08, 0x3e, 0x08, 0x08], # 2b +
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[0x00, 0x50, 0x30, 0x00, 0x00], # 2c ,
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[0x08, 0x08, 0x08, 0x08, 0x08], # 2d -
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[0x00, 0x60, 0x60, 0x00, 0x00], # 2e .
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[0x20, 0x10, 0x08, 0x04, 0x02], # 2f /
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[0x3e, 0x51, 0x49, 0x45, 0x3e], # 30 0
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[0x00, 0x42, 0x7f, 0x40, 0x00], # 31 1
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[0x42, 0x61, 0x51, 0x49, 0x46], # 32 2
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[0x21, 0x41, 0x45, 0x4b, 0x31], # 33 3
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[0x18, 0x14, 0x12, 0x7f, 0x10], # 34 4
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[0x27, 0x45, 0x45, 0x45, 0x39], # 35 5
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[0x3c, 0x4a, 0x49, 0x49, 0x30], # 36 6
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[0x01, 0x71, 0x09, 0x05, 0x03], # 37 7
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[0x36, 0x49, 0x49, 0x49, 0x36], # 38 8
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[0x06, 0x49, 0x49, 0x29, 0x1e], # 39 9
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[0x00, 0x36, 0x36, 0x00, 0x00], # 3a :
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[0x00, 0x56, 0x36, 0x00, 0x00], # 3b ;
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[0x08, 0x14, 0x22, 0x41, 0x00], # 3c <
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[0x14, 0x14, 0x14, 0x14, 0x14], # 3d =
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[0x00, 0x41, 0x22, 0x14, 0x08], # 3e >
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[0x02, 0x01, 0x51, 0x09, 0x06], # 3f ?
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[0x32, 0x49, 0x79, 0x41, 0x3e], # 40 @
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[0x7e, 0x11, 0x11, 0x11, 0x7e], # 41 A
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[0x7f, 0x49, 0x49, 0x49, 0x36], # 42 B
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[0x3e, 0x41, 0x41, 0x41, 0x22], # 43 C
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[0x7f, 0x41, 0x41, 0x22, 0x1c], # 44 D
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[0x7f, 0x49, 0x49, 0x49, 0x41], # 45 E
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[0x7f, 0x09, 0x09, 0x09, 0x01], # 46 F
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[0x3e, 0x41, 0x49, 0x49, 0x7a], # 47 G
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[0x7f, 0x08, 0x08, 0x08, 0x7f], # 48 H
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[0x00, 0x41, 0x7f, 0x41, 0x00], # 49 I
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[0x20, 0x40, 0x41, 0x3f, 0x01], # 4a J
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[0x7f, 0x08, 0x14, 0x22, 0x41], # 4b K
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[0x7f, 0x40, 0x40, 0x40, 0x40], # 4c L
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[0x7f, 0x02, 0x0c, 0x02, 0x7f], # 4d M
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[0x7f, 0x04, 0x08, 0x10, 0x7f], # 4e N
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[0x3e, 0x41, 0x41, 0x41, 0x3e], # 4f O
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[0x7f, 0x09, 0x09, 0x09, 0x06], # 50 P
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[0x3e, 0x41, 0x51, 0x21, 0x5e], # 51 Q
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[0x7f, 0x09, 0x19, 0x29, 0x46], # 52 R
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[0x46, 0x49, 0x49, 0x49, 0x31], # 53 S
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[0x01, 0x01, 0x7f, 0x01, 0x01], # 54 T
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[0x3f, 0x40, 0x40, 0x40, 0x3f], # 55 U
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[0x1f, 0x20, 0x40, 0x20, 0x1f], # 56 V
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[0x3f, 0x40, 0x38, 0x40, 0x3f], # 57 W
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[0x63, 0x14, 0x08, 0x14, 0x63], # 58 X
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[0x07, 0x08, 0x70, 0x08, 0x07], # 59 Y
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[0x61, 0x51, 0x49, 0x45, 0x43], # 5a Z
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[0x00, 0x7f, 0x41, 0x41, 0x00], # 5b [
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[0x02, 0x04, 0x08, 0x10, 0x20], # 5c ¥
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[0x00, 0x41, 0x41, 0x7f, 0x00], # 5d ]
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[0x04, 0x02, 0x01, 0x02, 0x04], # 5e ^
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[0x40, 0x40, 0x40, 0x40, 0x40], # 5f _
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[0x00, 0x01, 0x02, 0x04, 0x00], # 60 `
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[0x20, 0x54, 0x54, 0x54, 0x78], # 61 a
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[0x7f, 0x48, 0x44, 0x44, 0x38], # 62 b
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[0x38, 0x44, 0x44, 0x44, 0x20], # 63 c
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[0x38, 0x44, 0x44, 0x48, 0x7f], # 64 d
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[0x38, 0x54, 0x54, 0x54, 0x18], # 65 e
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[0x08, 0x7e, 0x09, 0x01, 0x02], # 66 f
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[0x0c, 0x52, 0x52, 0x52, 0x3e], # 67 g
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[0x7f, 0x08, 0x04, 0x04, 0x78], # 68 h
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[0x00, 0x44, 0x7d, 0x40, 0x00], # 69 i
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[0x20, 0x40, 0x44, 0x3d, 0x00], # 6a j
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[0x7f, 0x10, 0x28, 0x44, 0x00], # 6b k
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[0x00, 0x41, 0x7f, 0x40, 0x00], # 6c l
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[0x7c, 0x04, 0x18, 0x04, 0x78], # 6d m
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[0x7c, 0x08, 0x04, 0x04, 0x78], # 6e n
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[0x38, 0x44, 0x44, 0x44, 0x38], # 6f o
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[0x7c, 0x14, 0x14, 0x14, 0x08], # 70 p
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[0x08, 0x14, 0x14, 0x18, 0x7c], # 71 q
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[0x7c, 0x08, 0x04, 0x04, 0x08], # 72 r
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[0x48, 0x54, 0x54, 0x54, 0x20], # 73 s
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[0x04, 0x3f, 0x44, 0x40, 0x20], # 74 t
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[0x3c, 0x40, 0x40, 0x20, 0x7c], # 75 u
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[0x1c, 0x20, 0x40, 0x20, 0x1c], # 76 v
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[0x3c, 0x40, 0x30, 0x40, 0x3c], # 77 w
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[0x44, 0x28, 0x10, 0x28, 0x44], # 78 x
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[0x0c, 0x50, 0x50, 0x50, 0x3c], # 79 y
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[0x44, 0x64, 0x54, 0x4c, 0x44], # 7a z
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[0x00, 0x08, 0x36, 0x41, 0x00], # 7b {
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[0x00, 0x00, 0x7f, 0x00, 0x00], # 7c |
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[0x00, 0x41, 0x36, 0x08, 0x00], # 7d ]
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[0x10, 0x08, 0x08, 0x10, 0x08], # 7e ?
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[0x78, 0x46, 0x41, 0x46, 0x78], # 7f ?
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]
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def writeLCD(dc, data):
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wiringpi2.digitalWrite(PIN_DC, dc)
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wiringpi2.digitalWrite(PIN_SCE, LOW)
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wiringpi2.shiftOut(PIN_SDIN, PIN_SCLK, MSBFIRST, data)
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wiringpi2.digitalWrite(PIN_SCE, HIGH)
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def characterLCD(character):
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writeLCD(LCD_D, 0x00)
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for i in range(0, 5):
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writeLCD(ASCII[character - 0x20][i])
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writeLCD(LCD_D, 0x00)
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def stringLCD(string):
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for character in string:
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characterLCD(character)
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def initLCD():
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wiringpi2.pinMode(PIN_SCE, OUTPUT)
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wiringpi2.pinMode(PIN_RESET, OUTPUT)
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wiringpi2.pinMode(PIN_DC, OUTPUT)
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wiringpi2.pinMode(PIN_SDIN, OUTPUT)
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wiringpi2.pinMode(PIN_SCLK, OUTPUT)
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wiringpi2.digitalWrite(PIN_RESET, LOW)
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wiringpi2.digitalWrite(PIN_RESET, HIGH)
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wiringpi2.writeLCD(LCD_C, 0x21) # LCD Extended commands
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wiringpi2.writeLCD(LCD_C, 0x98) # Set LCD Vop (contrast)
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wiringpi2.writeLCD(LCD_C, 0x04) # Set Temp coefficient
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wiringpi2.writeLCD(LCD_C, 0x13) # LCD bias mode (1:48)
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wiringpi2.writeLCD(LCD_C, 0x0C) # LCD in normal mode
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wiringpi2.writeLCD(LCD_C, 0x20)
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wiringpi2.writeLCD(LCD_C, 0x0C)
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def clearLCD():
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for i in range(0, LCD_X*LCD_Y/8):
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writeLCD(LCD_D, 0x00)
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characterLCD(' ')
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# ==========
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# Paramètres
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@ -30,18 +189,6 @@ for station in sys.argv[1:]:
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base_url = ('http://www.velib.paris.fr/service/stationdetails/paris/')
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PIN_SCE = 3
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PIN_RESET = 4
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PIN_DC = 5
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PIN_SDIN = 6
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PIN_SCLK = 7
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LCD_C = "LOW"
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LCD_D = "HIGH"
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LCD_X = 84
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LCD_Y = 48
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# =============================
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# Initialisation des librairies
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# =============================
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@ -120,3 +267,8 @@ if r.status == 200:
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# ============================
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# Afficher les infos à l'écran
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# ============================
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wiringpi2.wiringPiSetup
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initLCD()
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clearLCD()
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