65 lines
3.0 KiB
C
65 lines
3.0 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2023 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "py/builtin.h"
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const char rp2_help_text[] =
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"Welcome to MicroPython!\n"
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"\n"
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"For online docs please visit http://docs.micropython.org/\n"
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"\n"
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"For access to the hardware use the 'machine' module. RP2 specific commands\n"
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"are in the 'rp2' module.\n"
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"\n"
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"Quick overview of some objects:\n"
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" machine.Pin(pin) -- get a pin, eg machine.Pin(0)\n"
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" machine.Pin(pin, m, [p]) -- get a pin and configure it for IO mode m, pull mode p\n"
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" methods: init(..), value([v]), high(), low(), irq(handler)\n"
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" machine.ADC(pin) -- make an analog object from a pin\n"
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" methods: read_u16()\n"
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" machine.PWM(pin) -- make a PWM object from a pin\n"
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" methods: deinit(), freq([f]), duty_u16([d]), duty_ns([d])\n"
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" machine.I2C(id) -- create an I2C object (id=0,1)\n"
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" methods: readfrom(addr, buf, stop=True), writeto(addr, buf, stop=True)\n"
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" readfrom_mem(addr, memaddr, arg), writeto_mem(addr, memaddr, arg)\n"
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" machine.SPI(id, baudrate=1000000) -- create an SPI object (id=0,1)\n"
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" methods: read(nbytes, write=0x00), write(buf), write_readinto(wr_buf, rd_buf)\n"
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" machine.Timer(freq, callback) -- create a software timer object\n"
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" eg: machine.Timer(freq=1, callback=lambda t:print(t))\n"
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"\n"
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"Pins are numbered 0-29, and 26-29 have ADC capabilities\n"
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"Pin IO modes are: Pin.IN, Pin.OUT, Pin.ALT\n"
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"Pin pull modes are: Pin.PULL_UP, Pin.PULL_DOWN\n"
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"\n"
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"Useful control commands:\n"
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" CTRL-C -- interrupt a running program\n"
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" CTRL-D -- on a blank line, do a soft reset of the board\n"
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" CTRL-E -- on a blank line, enter paste mode\n"
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"\n"
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"For further help on a specific object, type help(obj)\n"
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"For a list of available modules, type help('modules')\n"
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;
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