- add these lines
"USB_KEYBOARD_MIDI",
"USB_KEYBOARD_MIDI_SERIAL",to the BUILTIN_USB_FLAGS list in /home/$USER/.platformio/platforms/teensy/builder/frameworks/arduino.py
- and add the following two
elifs to/home/$USER/.platformio/packages/framework-arduinoteensy/cores/teensy3/usb_desc.h
#elif defined(USB_KEYBOARD_MIDI)
#define VENDOR_ID 0x16C0
#define PRODUCT_ID 0x0485
#define MANUFACTURER_NAME {'T','e','e','n','s','y','d','u','i','n','o'}
#define MANUFACTURER_NAME_LEN 11
#define PRODUCT_NAME {'S','a','t','a','n'}
#define PRODUCT_NAME_LEN 5
#define EP0_SIZE 64
#define NUM_ENDPOINTS 6
#define NUM_USB_BUFFERS 28
#define NUM_INTERFACE 4
#define SEREMU_INTERFACE 1 // Serial emulation
#define SEREMU_TX_ENDPOINT 1
#define SEREMU_TX_SIZE 64
#define SEREMU_TX_INTERVAL 1
#define SEREMU_RX_ENDPOINT 2
#define SEREMU_RX_SIZE 32
#define SEREMU_RX_INTERVAL 2
#define MIDI_INTERFACE 2 // MIDI
#define MIDI_NUM_CABLES 1
#define MIDI_TX_ENDPOINT 5
#define MIDI_TX_SIZE 64
#define MIDI_RX_ENDPOINT 6
#define MIDI_RX_SIZE 64
#define KEYBOARD_INTERFACE 3 // Keyboard
#define KEYBOARD_ENDPOINT 3
#define KEYBOARD_SIZE 8
#define KEYBOARD_INTERVAL 1
#define KEYMEDIA_INTERFACE 4 // Keyboard Media Keys
#define KEYMEDIA_ENDPOINT 4
#define KEYMEDIA_SIZE 8
#define KEYMEDIA_INTERVAL 4
#define ENDPOINT1_CONFIG ENDPOINT_TRANSMIT_ONLY
#define ENDPOINT2_CONFIG ENDPOINT_RECEIVE_ONLY
#define ENDPOINT3_CONFIG ENDPOINT_TRANSMIT_ONLY
#define ENDPOINT4_CONFIG ENDPOINT_TRANSMIT_ONLY
#define ENDPOINT5_CONFIG ENDPOINT_TRANSMIT_ONLY
#define ENDPOINT6_CONFIG ENDPOINT_RECEIVE_ONLY
#elif defined(USB_KEYBOARD_MIDI_SERIAL)
#define VENDOR_ID 0x16C0
#define PRODUCT_ID 0x0485
#define MANUFACTURER_NAME {'T','e','e','n','s','y','d','u','i','n','o'}
#define MANUFACTURER_NAME_LEN 11
#define PRODUCT_NAME {'S','a','t','a','n'}
#define PRODUCT_NAME_LEN 5
#define EP0_SIZE 64
#define NUM_ENDPOINTS 7
#define NUM_USB_BUFFERS 30
#define NUM_INTERFACE 4
#define CDC_IAD_DESCRIPTOR 1
#define CDC_STATUS_INTERFACE 0
#define CDC_DATA_INTERFACE 1 // Serial
#define CDC_ACM_ENDPOINT 1
#define CDC_RX_ENDPOINT 2
#define CDC_TX_ENDPOINT 3
#define CDC_ACM_SIZE 16
#define CDC_RX_SIZE 64
#define CDC_TX_SIZE 64
#define MIDI_INTERFACE 2 // MIDI
#define MIDI_NUM_CABLES 1
#define MIDI_TX_ENDPOINT 6
#define MIDI_TX_SIZE 64
#define MIDI_RX_ENDPOINT 7
#define MIDI_RX_SIZE 64
#define KEYBOARD_INTERFACE 3 // Keyboard
#define KEYBOARD_ENDPOINT 4
#define KEYBOARD_SIZE 8
#define KEYBOARD_INTERVAL 1
#define KEYMEDIA_INTERFACE 4 // Keyboard Media Keys
#define KEYMEDIA_ENDPOINT 5
#define KEYMEDIA_SIZE 8
#define KEYMEDIA_INTERVAL 4
#define ENDPOINT1_CONFIG ENDPOINT_TRANSMIT_ONLY
#define ENDPOINT2_CONFIG ENDPOINT_RECEIVE_ONLY
#define ENDPOINT3_CONFIG ENDPOINT_TRANSMIT_ONLY
#define ENDPOINT4_CONFIG ENDPOINT_TRANSMIT_ONLY
#define ENDPOINT5_CONFIG ENDPOINT_TRANSMIT_ONLY
#define ENDPOINT6_CONFIG ENDPOINT_TRANSMIT_ONLY
#define ENDPOINT7_CONFIG ENDPOINT_RECEIVE_ONLY