2020-05-26 08:30:16 +02:00
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from adafruit_ble import BLERadio
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from adafruit_ble.advertising import Advertisement
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from adafruit_ble.advertising.standard import ProvideServicesAdvertisement
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from adafruit_ble.services.standard.hid import HIDService
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2020-07-07 20:30:32 -07:00
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from kmk.hid import (
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HID_REPORT_SIZES,
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AbstractHID,
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HIDReportTypes,
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HIDUsage,
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HIDUsagePage,
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)
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2020-05-26 08:30:16 +02:00
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BLE_APPEARANCE_HID_KEYBOARD = 961
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class BLEHID(AbstractHID):
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2020-09-15 01:16:14 +03:00
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def post_init(self, ble_name='KMK Keyboard', **kwargs):
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2020-05-26 08:30:16 +02:00
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self.devices = {}
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hid = HIDService()
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2020-07-07 20:30:32 -07:00
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2020-05-26 08:30:16 +02:00
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advertisement = ProvideServicesAdvertisement(hid)
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advertisement.appearance = BLE_APPEARANCE_HID_KEYBOARD
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2020-07-07 20:30:32 -07:00
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2020-05-26 08:30:16 +02:00
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ble = BLERadio()
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2020-09-15 01:16:14 +03:00
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ble.name = ble_name
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# ble.tx_power = 2
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2020-05-26 08:30:16 +02:00
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if not ble.connected:
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2020-09-15 01:16:14 +03:00
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ble.start_advertising(advertisement)
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2020-05-26 08:30:16 +02:00
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while not ble.connected:
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pass
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for device in hid.devices:
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us = device.usage
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up = device.usage_page
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if up == HIDUsagePage.CONSUMER and us == HIDUsage.CONSUMER:
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self.devices[HIDReportTypes.CONSUMER] = device
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continue
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if up == HIDUsagePage.KEYBOARD and us == HIDUsage.KEYBOARD:
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self.devices[HIDReportTypes.KEYBOARD] = device
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continue
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if up == HIDUsagePage.MOUSE and us == HIDUsage.MOUSE:
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self.devices[HIDReportTypes.MOUSE] = device
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continue
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if up == HIDUsagePage.SYSCONTROL and us == HIDUsage.SYSCONTROL:
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self.devices[HIDReportTypes.SYSCONTROL] = device
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continue
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def hid_send(self, evt):
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# int, can be looked up in HIDReportTypes
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reporting_device_const = self.report_device[0]
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report_size = HID_REPORT_SIZES[reporting_device_const]
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2020-07-07 20:30:32 -07:00
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while len(evt) < report_size + 1:
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2020-05-26 08:30:16 +02:00
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evt.append(0)
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2020-07-07 20:30:32 -07:00
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2020-05-26 08:30:16 +02:00
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return self.devices[reporting_device_const].send_report(
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evt[1 : report_size + 1]
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2020-07-07 20:30:32 -07:00
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)
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2020-09-15 01:52:33 +03:00
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def clear_bonds(self):
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import _bleio
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_bleio.adapter.erase_bonding()
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