50 lines
534 B
Python
50 lines
534 B
Python
|
from board import *
|
||
|
import busio
|
||
|
|
||
|
|
||
|
_SPI = None
|
||
|
_UART = None
|
||
|
_I2C = None
|
||
|
|
||
|
|
||
|
SCL = GP5
|
||
|
SDA = GP4
|
||
|
SCK = GP18
|
||
|
CIPO = GP16
|
||
|
MISO = GP16
|
||
|
COPI = GP19
|
||
|
MOSI = GP19
|
||
|
CS = GP17
|
||
|
TX = GP0
|
||
|
RX = GP1
|
||
|
LED = GP20
|
||
|
VOLTAGE_MONITOR = A0
|
||
|
BATTERY = A0
|
||
|
|
||
|
|
||
|
def SPI():
|
||
|
global _SPI
|
||
|
|
||
|
if not _SPI:
|
||
|
_SPI = busio.SPI(SCK, COPI, CIPO)
|
||
|
|
||
|
return _SPI
|
||
|
|
||
|
|
||
|
def UART():
|
||
|
global _UART
|
||
|
|
||
|
if not _UART:
|
||
|
_UART = busio.UART(TX, RX)
|
||
|
|
||
|
return _UART
|
||
|
|
||
|
|
||
|
def I2C():
|
||
|
global _I2C
|
||
|
|
||
|
if not _I2C:
|
||
|
_I2C = busio.I2C(SCL, SDA)
|
||
|
|
||
|
return _I2C
|