andy/tinyUSB
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

rename host/hid_to_cdc to dual/host_hid_to_device_cdc

Browse Source
This commit is contained in:
hathach
2022-05-10 13:01:28 +07:00
parent 26ee622222
commit e3b57cea05
6 changed files with 0 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
examples/dual/host_hid_to_device_cdc/CMakeLists.txt Normal file
View File

@@ -0,0 +1,29 @@
cmake_minimum_required(VERSION 3.5)
include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
# gets PROJECT name for the example (e.g. <BOARD>-<DIR_NAME>)
family_get_project_name(PROJECT ${CMAKE_CURRENT_LIST_DIR})
project(${PROJECT})
# Checks this example is valid for the family and initializes the project
family_initialize_project(${PROJECT} ${CMAKE_CURRENT_LIST_DIR})
add_executable(${PROJECT})
# Example source
target_sources(${PROJECT} PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
${CMAKE_CURRENT_SOURCE_DIR}/src/usb_descriptors.c
)
# Example include
target_include_directories(${PROJECT} PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}/src
)
# Configure compilation flags and libraries for the example... see the corresponding function
# in hw/bsp/FAMILY/family.cmake for details.
family_configure_device_example(${PROJECT})
family_configure_host_example(${PROJECT})

19
examples/dual/host_hid_to_device_cdc/Makefile Normal file
View File

@@ -0,0 +1,19 @@
include ../../../tools/top.mk
include ../../make.mk
INC += \
src \
$(TOP)/hw \
# Example source
EXAMPLE_SOURCE += $(wildcard src/*.c)
SRC_C += $(addprefix $(CURRENT_PATH)/, $(EXAMPLE_SOURCE))
CFLAGS += -Wno-error=cast-align -Wno-error=null-dereference
SRC_C += \
src/class/hid/hid_host.c \
src/host/hub.c \
src/host/usbh.c
include ../../rules.mk

3
examples/dual/host_hid_to_device_cdc/only.txt Normal file
View File

@@ -0,0 +1,3 @@
board:mimxrt1060_evk
board:mimxrt1064_evk
mcu:RP2040

294
examples/dual/host_hid_to_device_cdc/src/main.c Normal file
View File

@@ -0,0 +1,294 @@
/*
* The MIT License (MIT)
*
* Copyright (c) 2019 Ha Thach (tinyusb.org)
*
* 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.
*
*/
// This example runs both host and device concurrently. The USB host looks for
// any HID device with reports that are 8 bytes long and then assumes they are
// keyboard reports. It translates the keypresses of the reports to ASCII and
// transmits it over CDC to the device's host.
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "bsp/board.h"
#include "tusb.h"
//--------------------------------------------------------------------+
// MACRO CONSTANT TYPEDEF PROTYPES
//--------------------------------------------------------------------+
// uncomment if you are using colemak layout
// #define KEYBOARD_COLEMAK
#ifdef KEYBOARD_COLEMAK
const uint8_t colemak[128] = {
0 , 0, 0, 0, 0, 0, 0, 22,
9 , 23, 7, 0, 24, 17, 8, 12,
0 , 14, 28, 51, 0, 19, 21, 10,
15 , 0, 0, 0, 13, 0, 0, 0,
0 , 0, 0, 0, 0, 0, 0, 0,
0 , 0, 0, 0, 0, 0, 0, 0,
0 , 0, 0, 18, 0, 0, 0, 0,
0 , 0, 0, 0, 0, 0, 0, 0,
0 , 0, 0, 0, 0, 0, 0, 0,
0 , 0, 0, 0, 0, 0, 0, 0
};
#endif
static uint8_t const keycode2ascii[128][2] = { HID_KEYCODE_TO_ASCII };
/* Blink pattern
* - 250 ms : device not mounted
* - 1000 ms : device mounted
* - 2500 ms : device is suspended
*/
enum {
BLINK_NOT_MOUNTED = 250,
BLINK_MOUNTED = 1000,
BLINK_SUSPENDED = 2500,
};
static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
void led_blinking_task(void);
/*------------- MAIN -------------*/
int main(void)
{
board_init();
printf("TinyUSB Host HID <-> Device CDC Example\r\n");
tusb_init();
while (1)
{
tud_task(); // tinyusb device task
tuh_task(); // tinyusb host task
led_blinking_task();
}
return 0;
}
//--------------------------------------------------------------------+
// Device CDC
//--------------------------------------------------------------------+
// Invoked when device is mounted
void tud_mount_cb(void)
{
blink_interval_ms = BLINK_MOUNTED;
}
// Invoked when device is unmounted
void tud_umount_cb(void)
{
blink_interval_ms = BLINK_NOT_MOUNTED;
}
// Invoked when usb bus is suspended
// remote_wakeup_en : if host allow us to perform remote wakeup
// Within 7ms, device must draw an average of current less than 2.5 mA from bus
void tud_suspend_cb(bool remote_wakeup_en)
{
(void) remote_wakeup_en;
blink_interval_ms = BLINK_SUSPENDED;
}
// Invoked when usb bus is resumed
void tud_resume_cb(void)
{
blink_interval_ms = BLINK_MOUNTED;
}
// Invoked when CDC interface received data from host
void tud_cdc_rx_cb(uint8_t itf)
{
(void) itf;
char buf[64];
uint32_t count = tud_cdc_read(buf, sizeof(buf));
// TODO control LED on keyboard of host stack
(void) count;
}
//--------------------------------------------------------------------+
// Host HID
//--------------------------------------------------------------------+
// Invoked when device with hid interface is mounted
// Report descriptor is also available for use. tuh_hid_parse_report_descriptor()
// can be used to parse common/simple enough descriptor.
// Note: if report descriptor length > CFG_TUH_ENUMERATION_BUFSIZE, it will be skipped
// therefore report_desc = NULL, desc_len = 0
void tuh_hid_mount_cb(uint8_t dev_addr, uint8_t instance, uint8_t const* desc_report, uint16_t desc_len)
{
(void)desc_report;
(void)desc_len;
// Interface protocol (hid_interface_protocol_enum_t)
const char* protocol_str[] = { "None", "Keyboard", "Mouse" };
uint8_t const itf_protocol = tuh_hid_interface_protocol(dev_addr, instance);
uint16_t vid, pid;
tuh_vid_pid_get(dev_addr, &vid, &pid);
printf("[%04x:%04x][%u] HID Interface instance = %d, Protocol = %s\r\n", vid, pid, dev_addr, instance, protocol_str[itf_protocol]);
// Receive report from boot keyboard & mouse only
// tuh_hid_report_received_cb() will be invoked when report is available
if (itf_protocol == HID_ITF_PROTOCOL_KEYBOARD || itf_protocol == HID_ITF_PROTOCOL_MOUSE)
{
if ( !tuh_hid_receive_report(dev_addr, instance) )
{
printf("Error: cannot request report\r\n");
}
}
}
// Invoked when device with hid interface is un-mounted
void tuh_hid_umount_cb(uint8_t dev_addr, uint8_t instance)
{
printf("[%u] HID Interface instance = %d is unmounted\r\n", dev_addr, instance);
}
// keycodes from last report to check if key is holding or newly pressed
uint8_t last_keycodes[6] = {0};
// look up new key in previous keys
static inline bool find_key_in_report(hid_keyboard_report_t const *report, uint8_t keycode)
{
for(uint8_t i=0; i<6; i++)
{
if (report->keycode[i] == keycode) return true;
}
return false;
}
// convert hid keycode to ascii and print via usb device CDC (ignore non-printable)
static void process_kbd_report(hid_keyboard_report_t const *report)
{
static hid_keyboard_report_t prev_report = { 0, 0, {0} }; // previous report to check key released
bool flush = false;
for(uint8_t i=0; i<6; i++)
{
uint8_t keycode = report->keycode[i];
if ( keycode )
{
if ( find_key_in_report(&prev_report, keycode) )
{
// exist in previous report means the current key is holding
}else
{
// not existed in previous report means the current key is pressed
// remap the key code for Colemak layout
#ifdef KEYBOARD_COLEMAK
uint8_t colemak_key_code = colemak[keycode];
if (colemak_key_code != 0) keycode = colemak_key_code;
#endif
bool const is_shift = report->modifier & (KEYBOARD_MODIFIER_LEFTSHIFT | KEYBOARD_MODIFIER_RIGHTSHIFT);
uint8_t ch = keycode2ascii[keycode][is_shift ? 1 : 0];
if (ch)
{
if (ch == '\n') tud_cdc_write("\r", 1);
tud_cdc_write(&ch, 1);
flush = true;
}
}
}
// TODO example skips key released
}
if (flush) tud_cdc_write_flush();
prev_report = *report;
}
// send mouse report to usb device CDC
static void process_mouse_report(hid_mouse_report_t const * report)
{
char tempbuf[32];
int count;
//------------- button state -------------//
//uint8_t button_changed_mask = report->buttons ^ prev_report.buttons;
char l = report->buttons & MOUSE_BUTTON_LEFT ? 'L' : '-';
char m = report->buttons & MOUSE_BUTTON_MIDDLE ? 'M' : '-';
char r = report->buttons & MOUSE_BUTTON_RIGHT ? 'R' : '-';
count = sprintf(tempbuf, " %c%c%c %d %d %d\r\n", l, m, r, report->x, report->y, report->wheel);
tud_cdc_write(tempbuf, count);
tud_cdc_write_flush();
}
// Invoked when received report from device via interrupt endpoint
void tuh_hid_report_received_cb(uint8_t dev_addr, uint8_t instance, uint8_t const* report, uint16_t len)
{
uint8_t const itf_protocol = tuh_hid_interface_protocol(dev_addr, instance);
switch(itf_protocol)
{
case HID_ITF_PROTOCOL_KEYBOARD:
process_kbd_report( (hid_keyboard_report_t const*) report );
break;
case HID_ITF_PROTOCOL_MOUSE:
process_mouse_report( (hid_mouse_report_t const*) report );
break;
default: break;
}
// continue to request to receive report
if ( !tuh_hid_receive_report(dev_addr, instance) )
{
printf("Error: cannot request report\r\n");
}
}
//--------------------------------------------------------------------+
// Blinking Task
//--------------------------------------------------------------------+
void led_blinking_task(void)
{
static uint32_t start_ms = 0;
static bool led_state = false;
// Blink every interval ms
if ( board_millis() - start_ms < blink_interval_ms) return; // not enough time
start_ms += blink_interval_ms;
board_led_write(led_state);
led_state = 1 - led_state; // toggle
}

157
examples/dual/host_hid_to_device_cdc/src/tusb_config.h Normal file
View File

@@ -0,0 +1,157 @@
/*
* The MIT License (MIT)
*
* Copyright (c) 2019 Ha Thach (tinyusb.org)
*
* 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.
*
*/
#ifndef _TUSB_CONFIG_H_
#define _TUSB_CONFIG_H_
#ifdef __cplusplus
extern "C" {
#endif
//--------------------------------------------------------------------
// COMMON CONFIGURATION
//--------------------------------------------------------------------
// defined by board.mk
#ifndef CFG_TUSB_MCU
#error CFG_TUSB_MCU must be defined
#endif
// RHPort number used for device can be defined by board.mk, default to port 0
#ifndef BOARD_DEVICE_RHPORT_NUM
#define BOARD_DEVICE_RHPORT_NUM 0
#endif
// RHPort number used for device can be defined by board.mk, default to port 1
#ifndef BOARD_HOST_RHPORT_NUM
#define BOARD_HOST_RHPORT_NUM 1
#endif
// Use raspberry pio-usb for host
#define CFG_TUH_RPI_PIO_USB 1
// RHPort max operational speed can defined by board.mk
// Default to Highspeed for MCU with internal HighSpeed PHY (can be port specific), otherwise FullSpeed
#ifndef BOARD_DEVICE_RHPORT_SPEED
#if TU_CHECK_MCU(OPT_MCU_LPC18XX, OPT_MCU_LPC43XX, OPT_MCU_MIMXRT10XX, OPT_MCU_NUC505) ||\
TU_CHECK_MCU(OPT_MCU_CXD56, OPT_MCU_SAMX7X, OPT_MCU_BCM2711) ||\
TU_CHECK_MCU(OPT_MCU_FT90X, OPT_MCU_FT93X)
#define BOARD_DEVICE_RHPORT_SPEED OPT_MODE_HIGH_SPEED
#else
#define BOARD_DEVICE_RHPORT_SPEED OPT_MODE_FULL_SPEED
#endif
#endif
// RHPort max operational speed can defined by board.mk
// Default to Highspeed for MCU with internal HighSpeed PHY (can be port specific), otherwise FullSpeed
#ifndef BOARD_HOST_RHPORT_SPEED
#if TU_CHECK_MCU(OPT_MCU_LPC18XX, OPT_MCU_LPC43XX, OPT_MCU_MIMXRT10XX, OPT_MCU_NUC505) ||\
TU_CHECK_MCU(OPT_MCU_CXD56, OPT_MCU_SAMX7X, OPT_MCU_BCM2711) ||\
TU_CHECK_MCU(OPT_MCU_FT90X, OPT_MCU_FT93X)
#define BOARD_HOST_RHPORT_SPEED OPT_MODE_HIGH_SPEED
#else
#define BOARD_HOST_RHPORT_SPEED OPT_MODE_FULL_SPEED
#endif
#endif
// Device mode with rhport and speed defined by board.mk
#if BOARD_DEVICE_RHPORT_NUM == 0
#define CFG_TUSB_RHPORT0_MODE (OPT_MODE_DEVICE | BOARD_DEVICE_RHPORT_SPEED)
#elif BOARD_DEVICE_RHPORT_NUM == 1
#define CFG_TUSB_RHPORT1_MODE (OPT_MODE_DEVICE | BOARD_DEVICE_RHPORT_SPEED)
#else
#error "Incorrect RHPort configuration"
#endif
// Device mode with rhport and speed defined by board.mk
#if BOARD_HOST_RHPORT_NUM == 0
#define CFG_TUSB_RHPORT0_MODE (OPT_MODE_HOST | BOARD_HOST_RHPORT_SPEED)
#elif BOARD_HOST_RHPORT_NUM == 1
#define CFG_TUSB_RHPORT1_MODE (OPT_MODE_HOST | BOARD_HOST_RHPORT_SPEED)
#else
#error "Incorrect RHPort configuration"
#endif
// This example doesn't use an RTOS
#ifndef CFG_TUSB_OS
#define CFG_TUSB_OS OPT_OS_NONE
#endif
// CFG_TUSB_DEBUG is defined by compiler in DEBUG build
// #define CFG_TUSB_DEBUG 0
/* USB DMA on some MCUs can only access a specific SRAM region with restriction on alignment.
* Tinyusb use follows macros to declare transferring memory so that they can be put
* into those specific section.
* e.g
* - CFG_TUSB_MEM SECTION : __attribute__ (( section(".usb_ram") ))
* - CFG_TUSB_MEM_ALIGN : __attribute__ ((aligned(4)))
*/
#ifndef CFG_TUSB_MEM_SECTION
#define CFG_TUSB_MEM_SECTION
#endif
#ifndef CFG_TUSB_MEM_ALIGN
#define CFG_TUSB_MEM_ALIGN __attribute__ ((aligned(4)))
#endif
//--------------------------------------------------------------------
// DEVICE CONFIGURATION
//--------------------------------------------------------------------
#ifndef CFG_TUD_ENDPOINT0_SIZE
#define CFG_TUD_ENDPOINT0_SIZE 64
#endif
//------------- CLASS -------------//
#define CFG_TUD_CDC 1
// CDC FIFO size of TX and RX
#define CFG_TUD_CDC_RX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
#define CFG_TUD_CDC_TX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
// CDC Endpoint transfer buffer size, more is faster
#define CFG_TUD_CDC_EP_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
//--------------------------------------------------------------------
// HOST CONFIGURATION
//--------------------------------------------------------------------
// Size of buffer to hold descriptors and other data used for enumeration
#define CFG_TUH_ENUMERATION_BUFSIZE 256
#define CFG_TUH_HUB 1
// max device support (excluding hub device)
#define CFG_TUH_DEVICE_MAX (CFG_TUH_HUB ? 4 : 1) // hub typically has 4 ports
#define CFG_TUH_HID 4
#define CFG_TUH_HID_EPIN_BUFSIZE 64
#define CFG_TUH_HID_EPOUT_BUFSIZE 64
#ifdef __cplusplus
}
#endif
#endif /* _TUSB_CONFIG_H_ */

265
examples/dual/host_hid_to_device_cdc/src/usb_descriptors.c Normal file
View File

@@ -0,0 +1,265 @@
/*
* The MIT License (MIT)
*
* Copyright (c) 2019 Ha Thach (tinyusb.org)
*
* 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 "tusb.h"
/* A combination of interfaces must have a unique product id, since PC will save device driver after the first plug.
* Same VID/PID with different interface e.g MSC (first), then CDC (later) will possibly cause system error on PC.
*
* Auto ProductID layout's Bitmap:
* [MSB] HID | MSC | CDC [LSB]
*/
#define _PID_MAP(itf, n) ( (CFG_TUD_##itf) << (n) )
#define USB_PID (0x4000 | _PID_MAP(CDC, 0) | _PID_MAP(MSC, 1) | _PID_MAP(HID, 2) | \
_PID_MAP(MIDI, 3) | _PID_MAP(VENDOR, 4) )
#define USB_VID 0xCafe
#define USB_BCD 0x0200
//--------------------------------------------------------------------+
// Device Descriptors
//--------------------------------------------------------------------+
tusb_desc_device_t const desc_device =
{
.bLength = sizeof(tusb_desc_device_t),
.bDescriptorType = TUSB_DESC_DEVICE,
.bcdUSB = USB_BCD,
// Use Interface Association Descriptor (IAD) for CDC
// As required by USB Specs IAD's subclass must be common class (2) and protocol must be IAD (1)
.bDeviceClass = TUSB_CLASS_MISC,
.bDeviceSubClass = MISC_SUBCLASS_COMMON,
.bDeviceProtocol = MISC_PROTOCOL_IAD,
.bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE,
.idVendor = USB_VID,
.idProduct = USB_PID,
.bcdDevice = 0x0100,
.iManufacturer = 0x01,
.iProduct = 0x02,
.iSerialNumber = 0x03,
.bNumConfigurations = 0x01
};
// Invoked when received GET DEVICE DESCRIPTOR
// Application return pointer to descriptor
uint8_t const * tud_descriptor_device_cb(void)
{
return (uint8_t const *) &desc_device;
}
//--------------------------------------------------------------------+
// Configuration Descriptor
//--------------------------------------------------------------------+
enum
{
ITF_NUM_CDC = 0,
ITF_NUM_CDC_DATA,
ITF_NUM_TOTAL
};
#if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X || CFG_TUSB_MCU == OPT_MCU_LPC177X_8X || CFG_TUSB_MCU == OPT_MCU_LPC40XX
// LPC 17xx and 40xx endpoint type (bulk/interrupt/iso) are fixed by its number
// 0 control, 1 In, 2 Bulk, 3 Iso, 4 In, 5 Bulk etc ...
#define EPNUM_CDC_NOTIF 0x81
#define EPNUM_CDC_OUT 0x02
#define EPNUM_CDC_IN 0x82
#elif CFG_TUSB_MCU == OPT_MCU_SAMG || CFG_TUSB_MCU == OPT_MCU_SAMX7X
// SAMG & SAME70 don't support a same endpoint number with different direction IN and OUT
// e.g EP1 OUT & EP1 IN cannot exist together
#define EPNUM_CDC_NOTIF 0x81
#define EPNUM_CDC_OUT 0x02
#define EPNUM_CDC_IN 0x83
#elif CFG_TUSB_MCU == OPT_MCU_CXD56
// CXD56 doesn't support a same endpoint number with different direction IN and OUT
// e.g EP1 OUT & EP1 IN cannot exist together
// CXD56 USB driver has fixed endpoint type (bulk/interrupt/iso) and direction (IN/OUT) by its number
// 0 control (IN/OUT), 1 Bulk (IN), 2 Bulk (OUT), 3 In (IN), 4 Bulk (IN), 5 Bulk (OUT), 6 In (IN)
#define EPNUM_CDC_NOTIF 0x83
#define EPNUM_CDC_OUT 0x02
#define EPNUM_CDC_IN 0x81
#elif CFG_TUSB_MCU == OPT_MCU_FT90X || CFG_TUSB_MCU == OPT_MCU_FT93X
// FT9XX doesn't support a same endpoint number with different direction IN and OUT
// e.g EP1 OUT & EP1 IN cannot exist together
#define EPNUM_CDC_NOTIF 0x81
#define EPNUM_CDC_OUT 0x02
#define EPNUM_CDC_IN 0x83
#else
#define EPNUM_CDC_NOTIF 0x81
#define EPNUM_CDC_OUT 0x02
#define EPNUM_CDC_IN 0x82
#endif
#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_CDC_DESC_LEN)
// full speed configuration
uint8_t const desc_fs_configuration[] =
{
// Config number, interface count, string index, total length, attribute, power in mA
TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
// Interface number, string index, EP notification address and size, EP data address (out, in) and size.
TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 64),
};
#if TUD_OPT_HIGH_SPEED
// Per USB specs: high speed capable device must report device_qualifier and other_speed_configuration
// high speed configuration
uint8_t const desc_hs_configuration[] =
{
// Config number, interface count, string index, total length, attribute, power in mA
TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
// Interface number, string index, EP notification address and size, EP data address (out, in) and size.
TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 512),
};
// other speed configuration
uint8_t desc_other_speed_config[CONFIG_TOTAL_LEN];
// device qualifier is mostly similar to device descriptor since we don't change configuration based on speed
tusb_desc_device_qualifier_t const desc_device_qualifier =
{
.bLength = sizeof(tusb_desc_device_qualifier_t),
.bDescriptorType = TUSB_DESC_DEVICE_QUALIFIER,
.bcdUSB = USB_BCD,
.bDeviceClass = TUSB_CLASS_MISC,
.bDeviceSubClass = MISC_SUBCLASS_COMMON,
.bDeviceProtocol = MISC_PROTOCOL_IAD,
.bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE,
.bNumConfigurations = 0x01,
.bReserved = 0x00
};
// Invoked when received GET DEVICE QUALIFIER DESCRIPTOR request
// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete.
// device_qualifier descriptor describes information about a high-speed capable device that would
// change if the device were operating at the other speed. If not highspeed capable stall this request.
uint8_t const* tud_descriptor_device_qualifier_cb(void)
{
return (uint8_t const*) &desc_device_qualifier;
}
// Invoked when received GET OTHER SEED CONFIGURATION DESCRIPTOR request
// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
// Configuration descriptor in the other speed e.g if high speed then this is for full speed and vice versa
uint8_t const* tud_descriptor_other_speed_configuration_cb(uint8_t index)
{
(void) index; // for multiple configurations
// if link speed is high return fullspeed config, and vice versa
// Note: the descriptor type is OHER_SPEED_CONFIG instead of CONFIG
memcpy(desc_other_speed_config,
(tud_speed_get() == TUSB_SPEED_HIGH) ? desc_fs_configuration : desc_hs_configuration,
CONFIG_TOTAL_LEN);
desc_other_speed_config[1] = TUSB_DESC_OTHER_SPEED_CONFIG;
return desc_other_speed_config;
}
#endif // highspeed
// Invoked when received GET CONFIGURATION DESCRIPTOR
// Application return pointer to descriptor
// Descriptor contents must exist long enough for transfer to complete
uint8_t const * tud_descriptor_configuration_cb(uint8_t index)
{
(void) index; // for multiple configurations
#if TUD_OPT_HIGH_SPEED
// Although we are highspeed, host may be fullspeed.
return (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_hs_configuration : desc_fs_configuration;
#else
return desc_fs_configuration;
#endif
}
//--------------------------------------------------------------------+
// String Descriptors
//--------------------------------------------------------------------+
// array of pointer to string descriptors
char const* string_desc_arr [] =
{
(const char[]) { 0x09, 0x04 }, // 0: is supported language is English (0x0409)
"TinyUSB", // 1: Manufacturer
"TinyUSB Device", // 2: Product
"123456789012", // 3: Serials, should use chip ID
"TinyUSB CDC", // 4: CDC Interface
};
static uint16_t _desc_str[32];
// Invoked when received GET STRING DESCRIPTOR request
// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
uint16_t const* tud_descriptor_string_cb(uint8_t index, uint16_t langid)
{
(void) langid;
uint8_t chr_count;
if ( index == 0)
{
memcpy(&_desc_str[1], string_desc_arr[0], 2);
chr_count = 1;
}else
{
// Note: the 0xEE index string is a Microsoft OS 1.0 Descriptors.
// https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/microsoft-defined-usb-descriptors
if ( !(index < sizeof(string_desc_arr)/sizeof(string_desc_arr[0])) ) return NULL;
const char* str = string_desc_arr[index];
// Cap at max char
chr_count = (uint8_t) strlen(str);
if ( chr_count > 31 ) chr_count = 31;
// Convert ASCII string into UTF-16
for(uint8_t i=0; i<chr_count; i++)
{
_desc_str[1+i] = str[i];
}
}
// first byte is length (including header), second byte is string type
_desc_str[0] = (TUSB_DESC_STRING << 8 ) | (2*chr_count + 2);
return _desc_str;
}