Raspberry Pi Pico Python SDK Manual page 37

Raspberry Pi Pico Python SDK
23 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 # THE SOFTWARE.
26 #
27 # Sample code sections
28 # ------------ SPI ------------------
29 # Pin Map SPI
30 #
31 #
32 #
33 #
34 #
35 #
36 #
37 #
38 # for CS, D/C and Res other ports may be chosen.
39 #
40 # from machine import Pin, SPI
41 # import sh1106
42
43 # spi = SPI(1, baudrate=1000000)
44 # display = sh1106.SH1106_SPI(128, 64, spi, Pin(5), Pin(2), Pin(4))
45 # display.sleep(False)
46 # display.fill(0)
47 # display.text('Testing 1', 0, 0, 1)
48 # display.show()
49 #
50 # --------------- I2C ------------------
51 #
52 # Pin Map I2C
53 #
54 #
55 #
56 #
57 #
58 #
59 #
60 #
61 # Pin's for I2C can be set almost arbitrary
62 #
63 # from machine import Pin, I2C
64 # import sh1106
65 #
66 # i2c = I2C(scl=Pin(5), sda=Pin(4), freq=400000)
67 # display = sh1106.SH1106_I2C(128, 64, i2c, Pin(16), 0x3c)
68 # display.sleep(False)
69 # display.fill(0)
70 # display.text('Testing 1', 0, 0, 1)
71 # display.show()
72
73 from
74 import
75 import
76
77
78 # a few register definitions
79 _SET_CONTRAST
80 _SET_NORM_INV
81 _SET_DISP
82 _SET_SCAN_DIR
83 _SET_SEG_REMAP
84 _LOW_COLUMN_ADDRESS
85 _HIGH_COLUMN_ADDRESS = const(0x10)
Using a SH1106-based OLED graphics display
- 3v - xxxxxx - Vcc
- G - xxxxxx - Gnd
- D7 - GPIO 13 - Din / MOSI fixed
- D5 - GPIO 14 - Clk / Sck fixed
- D8 - GPIO 4 - CS (optional, if the only connected device)
- D2 - GPIO 5 - D/C
- D1 - GPIO 2 - Res
- 3v - xxxxxx - Vcc
- G - xxxxxx - Gnd
- D2 - GPIO 5 - SCK / SCL
- D1 - GPIO 4 - DIN / SDA
- D0 - GPIO 16 - Res
- G - xxxxxx CS
- G - xxxxxx D/C
micropython import const
utime as time
framebuf
= const(0x81)
= const(0xa6)
= const(0xae)
= const(0xc0)
= const(0xa0)
= const(0x00)
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