X-Git-Url: https://git.ayoreis.com/hackapet/Adafruit_Blinka.git/blobdiff_plain/35d5df3e2e925deae07db4f75902b58a3845c90c..b51263995549e1d3c4d0f6794f361bc564d84504:/src/busio.py diff --git a/src/busio.py b/src/busio.py index fb3ab10..94f8f67 100755 --- a/src/busio.py +++ b/src/busio.py @@ -8,7 +8,8 @@ See `CircuitPython:busio` in CircuitPython for more details. """ from adafruit_blinka import Enum, Lockable, agnostic -from adafruit_blinka.agnostic import board_id +from adafruit_blinka.agnostic import board_id, detector +import adafruit_platformdetect.board as ap_board class I2C(Lockable): def __init__(self, scl, sda, frequency=400000): @@ -16,10 +17,12 @@ class I2C(Lockable): def init(self, scl, sda, frequency): self.deinit() - if board_id == "raspi_3" or board_id == "raspi_2": - from adafruit_blinka.microcontroller.raspi_23.i2c import I2C as _I2C - if board_id == "beaglebone_black": - from adafruit_blinka.microcontroller.raspi_23.i2c import I2C as _I2C + if detector.board.ftdi_ft232h: + from adafruit_blinka.microcontroller.ft232h.i2c import I2C + self._i2c = I2C() + return + elif detector.board.any_embedded_linux: + from adafruit_blinka.microcontroller.generic_linux.i2c import I2C as _I2C else: from machine import I2C as _I2C from microcontroller.pin import i2cPorts @@ -28,8 +31,9 @@ class I2C(Lockable): self._i2c = _I2C(portId, mode=_I2C.MASTER, baudrate=frequency) break else: - raise NotImplementedError("No Hardware I2C on (scl,sda)={}\nValid UART ports".format( - (scl, sda), i2cPorts)) + raise NotImplementedError( + "No Hardware I2C on (scl,sda)={}\nValid I2C ports: {}".format((scl, sda), i2cPorts) + ) def deinit(self): try: @@ -71,26 +75,22 @@ class I2C(Lockable): class SPI(Lockable): def __init__(self, clock, MOSI=None, MISO=None): - print("SPI(): __init()") self.deinit() - if board_id == "raspi_3" or board_id == "raspi_2": - from adafruit_blinka.microcontroller.raspi_23.spi import SPI as _SPI - elif board_id == "beaglebone_black": - print("SPI(): beaglebone_black: from adafruit_blinka.microcontroller.raspi_23.spi import SPI as _SPI") - from adafruit_blinka.microcontroller.raspi_23.spi import SPI as _SPI + if detector.board.ftdi_ft232h: + from adafruit_blinka.microcontroller.ft232h.spi import SPI as _SPI + from adafruit_blinka.microcontroller.ft232h.pin import SCK, MOSI, MISO + self._spi = _SPI() + self._pins = (SCK, MOSI, MISO) + return + elif detector.board.any_embedded_linux: + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI else: from machine import SPI as _SPI from microcontroller.pin import spiPorts - print("spiPorts: {0}".format(spiPorts)) - print("for:") for portId, portSck, portMosi, portMiso in spiPorts: - print(portId, portSck, portMosi, portMiso) if ((clock == portSck) and # Clock is required! (MOSI == portMosi or MOSI == None) and # But can do with just output (MISO == portMiso or MISO == None)): # Or just input - print("Line 91") - print(_SPI) - print(_SPI(portId)) self._spi = _SPI(portId) self._pins = (portSck, portMosi, portMiso) break @@ -100,13 +100,42 @@ class SPI(Lockable): format((clock, MOSI, MISO), spiPorts)) def configure(self, baudrate=100000, polarity=0, phase=0, bits=8): - if board_id == "raspi_3" or board_id == "raspi_2": - from adafruit_blinka.microcontroller.raspi_23.spi import SPI as _SPI - from adafruit_blinka.microcontroller.raspi_23.pin import Pin - elif board_id == "beaglebone_black": - # reuse the raspberry pi class as both boards use Linux spidev - from adafruit_blinka.microcontroller.raspi_23.spi import SPI as _SPI - from adafruit_blinka.microcontroller.beaglebone_black.pin import Pin + if detector.board.any_raspberry_pi or detector.board.any_raspberry_pi_40_pin: + from adafruit_blinka.microcontroller.bcm283x.pin import Pin + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + elif detector.board.any_beaglebone: + from adafruit_blinka.microcontroller.am335x.pin import Pin + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + elif board_id == ap_board.ORANGE_PI_PC or board_id == ap_board.ORANGE_PI_R1 or board_id == ap_board.ORANGE_PI_ZERO: + from adafruit_blinka.microcontroller.allwinner_h3.pin import Pin + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + elif board_id == ap_board.GIANT_BOARD: + from adafruit_blinka.microcontroller.sama5.pin import Pin + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + elif board_id == ap_board.CORAL_EDGE_TPU_DEV: + from adafruit_blinka.microcontroller.nxp_imx8m.pin import Pin + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + elif board_id == ap_board.ODROID_C2: + from adafruit_blinka.microcontroller.amlogic.s905.pin import Pin + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + elif board_id == ap_board.DRAGONBOARD_410C: + from adafruit_blinka.microcontroller.snapdragon.apq8016.pin import Pin + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + elif board_id == ap_board.JETSON_NANO: + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + from adafruit_blinka.microcontroller.tegra.t210.pin import Pin + elif board_id == ap_board.JETSON_TX1: + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + from adafruit_blinka.microcontroller.tegra.t210.pin import Pin + elif board_id == ap_board.JETSON_TX2: + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + from adafruit_blinka.microcontroller.tegra.t186.pin import Pin + elif board_id == ap_board.JETSON_XAVIER: + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + from adafruit_blinka.microcontroller.tegra.t194.pin import Pin + elif detector.board.ftdi_ft232h: + from adafruit_blinka.microcontroller.ft232h.spi import SPI as _SPI + from adafruit_blinka.microcontroller.ft232h.pin import Pin else: from machine import SPI as _SPI from machine import Pin @@ -134,7 +163,7 @@ class SPI(Lockable): return self._spi.write(buf, start, end) def readinto(self, buf, start=0, end=None, write_value=0): - return self._spi.readinto(buf, start, end) + return self._spi.readinto(buf, start, end, write_value=write_value) def write_readinto(self, buffer_out, buffer_in, out_start=0, out_end=None, in_start=0, in_end=None): return self._spi.write_readinto(buffer_out, buffer_in, out_start, out_end, in_start, in_end) @@ -157,7 +186,10 @@ class UART(Lockable): timeout=1000, receiver_buffer_size=64, flow=None): - from machine import UART as _UART + if detector.board.any_embedded_linux: + raise RuntimeError('busio.UART not supported on this platform. Please use pyserial instead.') + else: + from machine import UART as _UART from microcontroller.pin import uartPorts self.baudrate = baudrate @@ -165,7 +197,7 @@ class UART(Lockable): if flow is not None: # default 0 raise NotImplementedError( "Parameter '{}' unsupported on {}".format( - "flow", agnostic.board)) + "flow", agnostic.board_id)) # translate parity flag for Micropython if parity is UART.Parity.ODD: @@ -192,8 +224,8 @@ class UART(Lockable): break else: raise NotImplementedError( - "No Hardware UART on (tx,rx)={}\nValid UART ports".format( - (tx, rx), uartPorts)) + "No Hardware UART on (tx,rx)={}\nValid UART ports: {}".format((tx, rx), uartPorts) + ) def deinit(self): self._uart = None