マトリクスLED
種類
-
ピンアサイン
-
左下から反時計回りに、1-16
col pin 74HC595 row pin 74HC595 1 13 Q0 15 1 9 Q0 15 2 3 Q1 2 2 14 Q1 2 3 4 Q2 3 3 8 Q2 3 4 10 Q3 4 4 12 Q3 4 5 6 Q4 5 5 1 Q4 5 6 11 Q5 6 6 7 Q5 6 7 15 Q6 7 7 2 Q6 7 8 16 Q7 8 8 5 Q7 8
-
-
コモンアノード（キットのLEDはこっち）
- 行: High
- 列: Low
- で点灯する
-
コモンカソード
- 行: Low
- 列: High
- で点灯する
-
スマイルマーク
col1 col2 col3 col4 col5 col6 col7 col8 row1 0 0 0 0 0 0 0 0 row2 0 0 1 1 1 1 0 0 row3 0 1 0 0 0 0 1 0 row4 1 0 1 0 0 1 0 1 row5 1 0 0 0 0 0 0 1 row6 1 0 0 1 1 0 0 1 row7 0 1 0 0 0 0 1 0 row8 0 0 1 1 1 1 0 0 col Binary Hex 1 0001 1100 0x1c 2 0010 0010 0x22 3 0101 0001 0x51 4 0100 0101 0x45 5 0100 0101 0x45 6 0101 0001 0x51 7 0010 0010 0x22 8 0001 1100 0x1c
ソース
import time
from my74HC595 import Chip74HC595
smilingFace=[0x1C, 0x22, 0x51, 0x45, 0x45, 0x51, 0x22, 0x1C] #^_^#
numdata = [
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, # " "
0x00, 0x00, 0x3E, 0x41, 0x41, 0x3E, 0x00, 0x00, # "0"
0x00, 0x00, 0x21, 0x7F, 0x01, 0x00, 0x00, 0x00, # "1"
0x00, 0x00, 0x23, 0x45, 0x49, 0x31, 0x00, 0x00, # "2"
0x00, 0x00, 0x22, 0x49, 0x49, 0x36, 0x00, 0x00, # "3"
0x00, 0x00, 0x0E, 0x32, 0x7F, 0x02, 0x00, 0x00, # "4"
0x00, 0x00, 0x79, 0x49, 0x49, 0x46, 0x00, 0x00, # "5"
0x00, 0x00, 0x3E, 0x49, 0x49, 0x26, 0x00, 0x00, # "6"
0x00, 0x00, 0x60, 0x47, 0x48, 0x70, 0x00, 0x00, # "7"
0x00, 0x00, 0x36, 0x49, 0x49, 0x36, 0x00, 0x00, # "8"
0x00, 0x00, 0x32, 0x49, 0x49, 0x3E, 0x00, 0x00, # "9"
0x00, 0x00, 0x3F, 0x44, 0x44, 0x3F, 0x00, 0x00, # "A"
0x00, 0x00, 0x7F, 0x49, 0x49, 0x36, 0x00, 0x00, # "B"
0x00, 0x00, 0x3E, 0x41, 0x41, 0x22, 0x00, 0x00, # "C"
0x00, 0x00, 0x7F, 0x41, 0x41, 0x3E, 0x00, 0x00, # "D"
0x00, 0x00, 0x7F, 0x49, 0x49, 0x41, 0x00, 0x00, # "E"
0x00, 0x00, 0x7F, 0x48, 0x48, 0x40, 0x00, 0x00, # "F"
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 # " "
]
chip = Chip74HC595(18, 20, 21, 19)
try:
while True:
#smilingFace
for j in range(100):
cols = 0x01
for i in range(8):
chip.disable()
chip.shiftOut(1, smilingFace[i])
chip.shiftOut(0, ~cols)
cols <<= 1
chip.enable()
time.sleep_us(500)
#numdata
for i in range(136):
for _ in range(5):
cols = 0x01
for j in range(i, 8+i):
chip.disable()
chip.shiftOut(1, numdata[j])
chip.shiftOut(0, ~cols)
cols <<= 1
chip.enable()
time.sleep_us(500)
except:
pass