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add consumer control to hid_composite examples

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both no OS and freeRTOS
This commit is contained in:
hathach 2021-02-01 14:47:39 +07:00
parent 0799a91073
commit 3d95835f22
7 changed files with 65 additions and 10 deletions
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28
examples/device/hid_composite/src/main.c
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@ -133,7 +133,7 @@ void hid_task(void)
// no button, right + down, no scroll pan
tud_hid_mouse_report(REPORT_ID_MOUSE, 0x00, delta, delta, 0, 0);
// delay a bit before attempt to send keyboard report
// delay a bit before sending keyboard report
board_delay(10);
}
}
@ -158,10 +158,34 @@ void hid_task(void)
if (has_key) tud_hid_keyboard_report(REPORT_ID_KEYBOARD, 0, NULL);
has_key = false;
}
// delay a bit before sending consumer report
board_delay(10);
}
/*------------- Consume Control -------------*/
if ( tud_hid_ready() )
{
// use to avoid send multiple consecutive zero report
static bool has_consumer_key = false;
if ( btn )
{
// volume down
uint16_t volume_down = HID_USAGE_CONSUMER_VOLUME_DECREMENT;
tud_hid_report(REPORT_ID_CONSUMER_CONTROL, &volume_down, 2);
has_consumer_key = true;
}else
{
// send empty key report (release key) if previously has key pressed
uint16_t empty_key = 0;
if (has_consumer_key) tud_hid_report(REPORT_ID_CONSUMER_CONTROL, &empty_key, 2);
has_consumer_key = false;
}
}
}
// Invoked when received GET_REPORT control request
// Application must fill buffer report's content and return its length.
// Return zero will cause the stack to STALL request

5
examples/device/hid_composite/src/usb_descriptors.c
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@ -73,8 +73,9 @@ uint8_t const * tud_descriptor_device_cb(void)
uint8_t const desc_hid_report[] =
{
TUD_HID_REPORT_DESC_KEYBOARD( HID_REPORT_ID(REPORT_ID_KEYBOARD) ),
TUD_HID_REPORT_DESC_MOUSE ( HID_REPORT_ID(REPORT_ID_MOUSE) )
TUD_HID_REPORT_DESC_KEYBOARD( HID_REPORT_ID(REPORT_ID_KEYBOARD )),
TUD_HID_REPORT_DESC_MOUSE ( HID_REPORT_ID(REPORT_ID_MOUSE )),
TUD_HID_REPORT_DESC_CONSUMER( HID_REPORT_ID(REPORT_ID_CONSUMER_CONTROL ))
};
// Invoked when received GET HID REPORT DESCRIPTOR

3
examples/device/hid_composite/src/usb_descriptors.h
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@ -28,7 +28,8 @@
enum
{
REPORT_ID_KEYBOARD = 1,
REPORT_ID_MOUSE
REPORT_ID_MOUSE,
REPORT_ID_CONSUMER_CONTROL,
};
#endif /* USB_DESCRIPTORS_H_ */

27
examples/device/hid_composite_freertos/src/main.c
View File

@ -192,7 +192,7 @@ void hid_task(void* param)
// no button, right + down, no scroll pan
tud_hid_mouse_report(REPORT_ID_MOUSE, 0x00, delta, delta, 0, 0);
// delay a bit before attempt to send keyboard report
// delay a bit before sending keyboard report
vTaskDelay(pdMS_TO_TICKS(10));
}
}
@ -217,6 +217,31 @@ void hid_task(void* param)
if (has_key) tud_hid_keyboard_report(REPORT_ID_KEYBOARD, 0, NULL);
has_key = false;
}
// delay a bit before sending consumer report
vTaskDelay(pdMS_TO_TICKS(10));
}
/*------------- Consume Control -------------*/
if ( tud_hid_ready() )
{
// use to avoid send multiple consecutive zero report
static bool has_consumer_key = false;
if ( btn )
{
// volume down
uint16_t volume_down = HID_USAGE_CONSUMER_VOLUME_DECREMENT;
tud_hid_report(REPORT_ID_CONSUMER_CONTROL, &volume_down, 2);
has_consumer_key = true;
}else
{
// send empty key report (release key) if previously has key pressed
uint16_t empty_key = 0;
if (has_consumer_key) tud_hid_report(REPORT_ID_CONSUMER_CONTROL, &empty_key, 2);
has_consumer_key = false;
}
}
}
}

3
examples/device/hid_composite_freertos/src/usb_descriptors.c
View File

@ -74,7 +74,8 @@ uint8_t const * tud_descriptor_device_cb(void)
uint8_t const desc_hid_report[] =
{
TUD_HID_REPORT_DESC_KEYBOARD( HID_REPORT_ID(REPORT_ID_KEYBOARD) ),
TUD_HID_REPORT_DESC_MOUSE ( HID_REPORT_ID(REPORT_ID_MOUSE) )
TUD_HID_REPORT_DESC_MOUSE ( HID_REPORT_ID(REPORT_ID_MOUSE) ),
TUD_HID_REPORT_DESC_CONSUMER( HID_REPORT_ID(REPORT_ID_CONSUMER_CONTROL ))
};
// Invoked when received GET HID REPORT DESCRIPTOR

3
examples/device/hid_composite_freertos/src/usb_descriptors.h
View File

@ -28,7 +28,8 @@
enum
{
REPORT_ID_KEYBOARD = 1,
REPORT_ID_MOUSE
REPORT_ID_MOUSE,
REPORT_ID_CONSUMER_CONTROL
};
#endif /* USB_DESCRIPTORS_H_ */

6
examples/rules.mk
View File

@ -36,10 +36,12 @@ erase:
monitor:
idf.py -B$(BUILD) -DFAMILY=$(FAMILY) -DBOARD=$(BOARD) $(CMAKE_DEFSYM) monitor
uf2: $(BUILD)/$(PROJECT).uf2
UF2_FAMILY_ID = 0xbfdd4eee
$(BUILD)/$(PROJECT).uf2: $(BUILD)/$(PROJECT).hex
$(BUILD)/$(PROJECT).uf2: $(BUILD)/$(PROJECT).bin
@echo CREATE $@
$(PYTHON) $(TOP)/tools/uf2/utils/uf2conv.py -f $(UF2_FAMILY_ID) -c -o $@ $^
$(PYTHON) $(TOP)/tools/uf2/utils/uf2conv.py -f $(UF2_FAMILY_ID) -b 0x0 -c -o $@ $^
else ifeq ($(FAMILY),rp2040)