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ESP32 arduino library with new HID class
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#include <BLEDevice.h> | |
#include <BLEUtils.h> | |
#include <BLEServer.h> | |
#include "BLE2902.h" | |
#include "BLEHIDDevice.h" | |
#include "HIDTypes.h" | |
#include <driver/adc.h> | |
static BLEHIDDevice* hid; | |
BLECharacteristic* input; | |
uint8_t buttons = 0; | |
bool connected = false; | |
class MyCallbacks : public BLEServerCallbacks { | |
void onConnect(BLEServer* pServer){ | |
connected = true; | |
} | |
void onDisconnect(BLEServer* pServer){ | |
connected = false; | |
} | |
}; | |
void taskServer(void*){ | |
BLEDevice::init("ESP32-Mouse"); | |
BLEServer *pServer = BLEDevice::createServer(); | |
pServer->setCallbacks(new MyCallbacks()); | |
hid = new BLEHIDDevice(pServer); | |
input = hid->inputReport(1); // <-- input REPORTID from report map | |
std::string name = "chegewara"; | |
hid->manufacturer()->setValue(name); | |
hid->pnp(0x02, 0xe502, 0xa111, 0x0210); | |
hid->hidInfo(0x00,0x01); | |
BLESecurity *pSecurity = new BLESecurity(); | |
pSecurity->setKeySize(); | |
pSecurity->setAuthenticationMode(ESP_LE_AUTH_BOND); | |
const uint8_t report[] = { | |
// Win10 | |
0x05, 0x01, // Usage Page (Generic Desktop Ctrls) | |
0x09, 0x02, // Usage (Mouse) | |
0xA1, 0x01, // Collection (Application) | |
0x85, 0x01, // Report ID (1) | |
0x09, 0x01, // Usage (Pointer) | |
0xA1, 0x00, // Collection (Physical) | |
0x05, 0x09, // Usage Page (Button) | |
0x19, 0x01, // Usage Minimum (0x01) | |
0x29, 0x03, // Usage Maximum (0x03) | |
0x25, 0x01, // Logical Maximum (1) | |
0x75, 0x01, // Report Size (1) | |
0x95, 0x03, // Report Count (3) | |
0x81, 0x02, // Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position) | |
0x75, 0x05, // Report Size (5) | |
0x95, 0x01, // Report Count (1) | |
0x81, 0x01, // Input (Const,Array,Abs,No Wrap,Linear,Preferred State,No Null Position) | |
0x05, 0x01, // Usage Page (Generic Desktop Ctrls) | |
0x09, 0x30, // Usage (X) | |
0x26, 0x05,0x56, // Logical Maximum (127) | |
0x09, 0x31, // Usage (Y) | |
0x26, 0x03,0x00, // Logical Maximum (127) | |
0x09, 0x38, // Usage (Wheel) | |
0x15, 0x00, // Logical Minimum (-127) | |
0x25, 0x7f, // Logical Maximum (127) | |
0x75, 0x08, // Report Size (8) | |
0x95, 0x03, // Report Count (3) | |
0x81, 0x02, // Input (Data,Var,Rel,No Wrap,Linear,Preferred State,No Null Position) | |
0xC0, // End Collection | |
0xC0, // End Collection | |
// 52 bytes | |
// Android | |
//0x05, 0x01, // USAGE_PAGE (Generic Desktop) | |
//0x09, 0x02, // USAGE (Mouse) | |
//0xa1, 0x01, // COLLECTION (Application) | |
//0x09, 0x01, // USAGE (Pointer) | |
//0xa1, 0x00, // COLLECTION (Physical) | |
//0x05, 0x09, // USAGE_PAGE (Button) | |
//0x19, 0x01, // USAGE_MINIMUM (Button 1) | |
//0x29, 0x03, // USAGE_MAXIMUM (Button 3) | |
//0x15, 0x00, // LOGICAL_MINIMUM (0) | |
//0x25, 0x01, // LOGICAL_MAXIMUM (1) | |
//0x95, 0x03, // REPORT_COUNT (3) | |
//0x75, 0x01, // REPORT_SIZE (1) | |
//0x81, 0x02, // INPUT (Data,Var,Abs) | |
//0x95, 0x01, // REPORT_COUNT (1) | |
//0x75, 0x05, // REPORT_SIZE (5) | |
//0x81, 0x03, // INPUT (Cnst,Var,Abs) | |
//0x05, 0x01, // USAGE_PAGE (Generic Desktop) | |
//0x09, 0x30, // USAGE (X) | |
//0x09, 0x31, // USAGE (Y) | |
//0x15, 0x81, // LOGICAL_MINIMUM (-127) | |
//0x25, 0x7f, // LOGICAL_MAXIMUM (127) | |
//0x75, 0x08, // REPORT_SIZE (8) | |
//0x95, 0x02, // REPORT_COUNT (2) | |
//0x81, 0x06, // INPUT (Data,Var,Rel) | |
//0xc0, // END_COLLECTION | |
//0xc0 // END_COLLECTION | |
}; | |
hid->reportMap((uint8_t*)report, sizeof(report)); | |
hid->startServices(); | |
BLEAdvertising *pAdvertising = pServer->getAdvertising(); | |
pAdvertising->setAppearance(HID_MOUSE); | |
pAdvertising->addServiceUUID(hid->hidService()->getUUID()); | |
pAdvertising->start(); | |
hid->setBatteryLevel(5); | |
ESP_LOGD(LOG_TAG, "Advertising started!"); | |
delay(portMAX_DELAY); | |
}; | |
void setup() { | |
Serial.begin(115200); | |
Serial.println("Starting BLE work!"); | |
adc1_config_width(ADC_WIDTH_BIT_11); | |
adc1_config_channel_atten((adc1_channel_t)36, ADC_ATTEN_DB_11); | |
adc1_config_channel_atten((adc1_channel_t)39, ADC_ATTEN_DB_11); | |
pinMode(12, INPUT_PULLDOWN); | |
attachInterrupt(digitalPinToInterrupt(12), click, CHANGE); | |
pinMode(13, INPUT_PULLDOWN); | |
attachInterrupt(digitalPinToInterrupt(13), click, CHANGE); | |
pinMode(32, INPUT_PULLDOWN); | |
attachInterrupt(digitalPinToInterrupt(32), click, CHANGE); | |
xTaskCreate(taskServer, "server", 20000, NULL, 5, NULL); | |
} | |
void loop() { | |
if(connected){ | |
uint16_t x1 = analogRead(36); | |
uint16_t y1 = analogRead(39); | |
Serial.println(x1); | |
uint8_t val[] = {buttons, x1>>5, y1>>5, 0}; | |
input->setValue(val, 4); | |
input->notify(); | |
} | |
delay(50); | |
} | |
IRAM_ATTR void click(){ | |
buttons = digitalRead(12)<<0 | digitalRead(13)<<1 | digitalRead(32)<<2; | |
} |
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