pi_i2c_nano_neomatrix_ex5.py
をテンプレートにして作成
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開始行:
[[TeleportDresser]]
#code(Python){{
# coding: utf-8
from PIL import Image
import smbus
import time
off_x=28
off_y=130
dx=8
dy=2
imax=75
jmax=16
img = Image.open("ex1.png")
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=[[(0,0,0) for j in range(jmax)] for i in range(ima...
addrs = [0x30,0x31,0x32,0x33]
fourpix=[0x00, 0x00, 0x04, 0,0,0, 0,0,0, 0,0,0, 0,0,0]
for i in range(imax):
for j in range(jmax):
x=off_x+(j-1)*dx
y=off_y+(i-1)*dy
rgb=img.getpixel((x,y))
pixels[i][j]=rgb
i2c.write_byte(addrs[0],0x00)
i2c.write_byte(addrs[1],0x00)
i2c.write_byte(addrs[2],0x00)
i2c.write_byte(addrs[3],0x00)
for i in range(imax):
for j in range(4):
for k in range(4):
p=pixels[i][4*j+k]
fourpix[3+k*3+0]=p[0]
fourpix[3+k*3+1]=p[1]
fourpix[3+k*3+2]=p[2]
fourpix[0]=i;
fourpix[1]=0;
i2c_addr=addrs[j]
i2c.write_i2c_block_data(i2c_addr,0x03,fourpix)
time.sleep(0.001)
i2c.write_byte(addrs[0],0x01)
i2c.write_byte(addrs[1],0x01)
i2c.write_byte(addrs[2],0x01)
i2c.write_byte(addrs[3],0x01)
}}
終了行:
[[TeleportDresser]]
#code(Python){{
# coding: utf-8
from PIL import Image
import smbus
import time
off_x=28
off_y=130
dx=8
dy=2
imax=75
jmax=16
img = Image.open("ex1.png")
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=[[(0,0,0) for j in range(jmax)] for i in range(ima...
addrs = [0x30,0x31,0x32,0x33]
fourpix=[0x00, 0x00, 0x04, 0,0,0, 0,0,0, 0,0,0, 0,0,0]
for i in range(imax):
for j in range(jmax):
x=off_x+(j-1)*dx
y=off_y+(i-1)*dy
rgb=img.getpixel((x,y))
pixels[i][j]=rgb
i2c.write_byte(addrs[0],0x00)
i2c.write_byte(addrs[1],0x00)
i2c.write_byte(addrs[2],0x00)
i2c.write_byte(addrs[3],0x00)
for i in range(imax):
for j in range(4):
for k in range(4):
p=pixels[i][4*j+k]
fourpix[3+k*3+0]=p[0]
fourpix[3+k*3+1]=p[1]
fourpix[3+k*3+2]=p[2]
fourpix[0]=i;
fourpix[1]=0;
i2c_addr=addrs[j]
i2c.write_i2c_block_data(i2c_addr,0x03,fourpix)
time.sleep(0.001)
i2c.write_byte(addrs[0],0x01)
i2c.write_byte(addrs[1],0x01)
i2c.write_byte(addrs[2],0x01)
i2c.write_byte(addrs[3],0x01)
}}
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