/* * This file is part of the MicroPython project, http://micropython.org/ * * The MIT License (MIT) * * Copyright (c) 2023 Damien P. George * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include "py/builtin.h" const char mimxrt_help_text[] = "Welcome to MicroPython!\n" "\n" "For online docs please visit http://docs.micropython.org/\n" "\n" "For access to the hardware use the 'machine' module. \n" "\n" "Quick overview of some objects:\n" " machine.Pin(pin) -- get a pin, eg machine.Pin(0)\n" " machine.Pin(pin, m, [p]) -- get a pin and configure it for IO mode m, pull mode p\n" " methods: init(..), value([v]), high(), low())\n" "\n" " Pins are numbered board specific, either 0-n, or 'D0'-'Dn', or 'A0' - 'An',\n" " according to the boards's pinout sheet.\n" " Pin IO modes are: Pin.IN, Pin.OUT, Pin.OPEN_DRAIN\n" " Pin pull modes are: Pin.PULL_UP, Pin.PULL_UP_47K, Pin.PULL_UP_22K, Pin.PULL_DOWN, Pin.PULL_HOLD\n" " machine.ADC(pin) -- make an analog object from a pin\n" " methods: read_u16()\n" " machine.UART(id, baudrate=115200) -- create an UART object (id=1 - 8, board-specific)\n" " methods: init(), write(buf), any()\n" " buf=read(n), readinto(buf), buf=readline()\n" " The RX and TX pins are fixed and board-specific.\n" " machine.SoftI2C() -- create a Soft I2C object\n" " machine.I2C(id) -- create a HW I2C object\n" " methods: readfrom(addr, buf, stop=True), writeto(addr, buf, stop=True)\n" " readfrom_mem(addr, memaddr, arg), writeto_mem(addr, memaddr, arg)\n" " SoftI2C allows to use any pin for sda and scl, HW I2C id's and pins are fixed\n" " machine.SoftSPI(baudrate=1000000) -- create a Soft SPI object\n" " machine.SPI(id, baudrate=1000000) -- create a HW SPI object\n" " methods: read(nbytes, write=0x00), write(buf), write_readinto(wr_buf, rd_buf)\n" " SoftSPI allows to use any pin for SPI, HW SPI id's and pins are fixed\n" " machine.Timer(id, freq, callback) -- create a hardware timer object (id=0,1,2)\n" " eg: machine.Timer(freq=1, callback=lambda t:print(t))\n" " machine.RTC() -- create a Real Time Clock object\n" " methods: init(), datetime([dateime_tuple]), now()\n" " machine.PWM(pin, freq, duty_u16[, kw_opts]) -- create a PWM object\n" " methods: init(), duty_u16([value]), duty_ns([value]), freq([value])\n" "\n" "Useful control commands:\n" " CTRL-C -- interrupt a running program\n" " CTRL-D -- on a blank line, do a soft reset of the board\n" " CTRL-E -- on a blank line, enter paste mode\n" "\n" "For further help on a specific object, type help(obj)\n" "For a list of available modules, type help('modules')\n" ;