for col in range(8):
m7219.send_matrix_reg_byte((matrix-1)%8, col+1, 0x00)
m7219.send_matrix_reg_byte(matrix, col+1, heartbeat[col])
time.sleep(0.15)
# Clear each matrix in turn
for matrix in range(7, -1, -1):
m7219.clear([matrix])
time.sleep(0.2)
time.sleep(1)
# Print text characters using gfx_ method
text="MAX 7219"
for letter in range(len(text)):
m7219.gfx_letter(ord(text[letter]), 8*letter)
m7219.gfx_render()
time.sleep(1)
# Using gfx_ methods allows easy subsequent manipulation eg inverting text
for matrix in range(3,8):
for col in range(8):
m7219.gfx_set_col(8*matrix+col, GFX_INVERT)
m7219.gfx_render()
time.sleep(1)
# Draw some line patterns and demonstrate graphics scrolling
for fill in (GFX_OFF, GFX_ON):
m7219.gfx_set_all(GFX_OFF)
m7219.gfx_line(0, 3, 63, 3, GFX_ON)
m7219.gfx_line(0, 4, 63, 4, GFX_ON)
for matrix in range(8):
for col in range(8):
m7219.send_matrix_reg_byte((matrix - 1) % 8, col + 1, 0x00)
m7219.send_matrix_reg_byte(matrix, col + 1, heartbeat[col])
time.sleep(0.15)
# Clear each matrix in turn
for matrix in range(7, -1, -1):
m7219.clear([matrix])
time.sleep(0.2)
time.sleep(1)
# Print text characters using gfx_ method
text = "MAX 7219"
for letter in range(len(text)):
m7219.gfx_letter(ord(text[letter]), 8 * letter)
m7219.gfx_render()
time.sleep(1)
# Using gfx_ methods allows easy subsequent manipulation eg inverting text
for matrix in range(3, 8):
for col in range(8):
m7219.gfx_set_col(8 * matrix + col, GFX_INVERT)
m7219.gfx_render()
time.sleep(1)
# Draw some line patterns and demonstrate graphics scrolling
for fill in (GFX_OFF, GFX_ON):
m7219.gfx_set_all(GFX_OFF)
m7219.gfx_line(0, 3, 63, 3, GFX_ON)
m7219.gfx_line(0, 4, 63, 4, GFX_ON)
for matrix in range(8):
