TeleportDresser

٤Ƴ٤Ĥ
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import smbus
import time
i2c = smbus.SMBus(1) # 注:ラズパイのI2Cポート
#
# command:
#   clear... 0x00
#   show ... 0x01
#   set1 ix,iy,r,g,b
#         ... 0x02  *,*,  *,*,*
#   setn ix,iy,n, r0,g0,b0, ..r(n-1),g(n-1),b(n-1)   n<=8
#         ... 0x03 *,*, *, *,*,*, ..., *,*,*
#
pixels= [ \
          [ ' ',' ',' ',' ',' ',' ',' ',' '],\
                    [ ' ','r','r',' ',' ','r','r',' '],\
                    [ 'r',' ',' ','r','r',' ',' ','r'],\
                    [ 'r',' ',' ',' ',' ',' ',' ','r'],\
                    [ 'r',' ',' ',' ',' ',' ',' ','r'],\
                    [ 'r',' ',' ',' ',' ',' ',' ','r'],\
                    [ ' ','r',' ',' ',' ',' ','r',' '],\
                    [ ' ','r',' ',' ',' ',' ','r',' '],\
                    [ ' ',' ','r',' ',' ','r',' ',' '],\
                    [ ' ',' ',' ','r','r',' ',' ',' '],\
                    [ ' ',' ',' ',' ',' ',' ',' ',' '],\
                    [ ' ','g','g','g','g','g','g','g'],\
                    [ ' ',' ','g',' ',' ',' ','g',' '],\
                    [ ' ',' ',' ','g',' ','g',' ',' '],\
                    [ ' ',' ',' ','g',' ','g',' ',' '],\
                    [ ' ',' ',' ',' ','g',' ',' ',' '] ]
          
addrs = [0x30,0x31]
i2c.write_byte(0x30,0x00)
i2c.write_byte(0x31,0x00)
for i in range(16):
  for j in range(8):
    p=pixels[i][j]
    if p!=' ' :
       if p=='r':
         r=0xff
         g=0x00
         b=0x00
       elif p=='g':
         r=0x00
         g=0xff
         b=0x00
       elif p=='b':
         r=0x00
         g=0x00
         b=0xff
       if j<4:
         i2c_addr=addrs[0]
         cmd=[i,j,r,g,b]
       else:
         i2c_addr=addrs[1]
         cmd=[i,j-4,r,g,b]
       i2c.write_i2c_block_data(i2c_addr,0x02,cmd)
i2c.write_byte(addrs[0],0x01)
i2c.write_byte(addrs[1],0x01)

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Last-modified: 2020-06-03 (水) 00:29:25 (1414d)