mirror of
https://github.com/eddyem/stm32samples.git
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77 lines
2.3 KiB
C
77 lines
2.3 KiB
C
/*
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* Copyright 2024 Edward V. Emelianov <edward.emelianoff@gmail.com>.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <stdint.h>
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#include "usb_lib.h"
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// amount of interfaces
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#define InterfacesAmount 2
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// index of interface (ep number minus one): IF1..IF7
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#define ICAN 0
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#define IGPIO 1
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// EP number of interface
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#define EPNO(i) (i + 1)
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// interface number of EPno
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#define IFNO(e) (e - 1)
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// amount of interfaces (including virtual) except 0
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#define bNumInterfaces (2*InterfacesAmount)
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// amount of endpoints used
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#define bTotNumEndpoints (1+InterfacesAmount)
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// definition of parts common for USB_DeviceDescriptor & USB_DeviceQualifierDescriptor
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// bcdUSB: 1.10
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#define bcdUSB 0x0110
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// Class - Misc (EF), subclass - common (2), protocol - interface association descr (1)
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#define bDeviceSubClass 0x02
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#define bDeviceProtocol 0x01
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#define idVendor 0x0483
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#define idProduct 0x5740
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#define bcdDevice_Ver 0x0200
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#define bNumConfigurations 1
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// powered
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#define BusPowered (1<<7)
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#define SelfPowered (1<<6)
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#define RemoteWakeup (1<<5)
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// buffer sizes
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// Rx buffer should be not more than 64 and multiple of 2 (or 4 for STM32G0), or multiple of 32
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// Tx buffer should be multiple of 2 (or 4 for STM32G0)
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// for USB FS EP0 buffers are from 8 to 64 bytes long
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#define USB_EP0BUFSZ 64
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#define USB_EP1BUFSZ 10
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// Rx/Tx EPs (not more than 64 bytes for CDC)
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#define USB_RXBUFSZ 64
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#define USB_TXBUFSZ 64
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// string descriptors
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enum{
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iLANGUAGE_DESCR,
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iMANUFACTURER_DESCR,
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iPRODUCT_DESCR,
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iSERIAL_DESCR,
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iINTERFACE_DESCR1,
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iINTERFACE_DESCR2,
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iDESCR_AMOUNT
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};
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void get_descriptor(config_pack_t *pack);
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void setup_interfaces();
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