feat:增加32bit设备uuid判断、增加android机型下的mtu设置

uni/basic.js

@@ -49,6 +49,18 @@ export function searchAndConnectDevice(name, reset = true) {
                 }
                 break
               }
+              if (uuid && uuid.slice(0, 2) === '75') {
+                await stopBluetoothDevicesDiscovery()
+                clearTimeout(timeoutTimer)
+                clearInterval(timer)
+                if (uuid.slice(4, 6) === '00' && reset) {
+                  resolve(Result.DeviceHasBeenReset)
+                } else {
+                  const connectResult = await createBLEConnection(deviceList[i].deviceId)
+                  resolve(connectResult)
+                }
+                break
+              }
             }
           }
         } else {
@@ -177,6 +189,25 @@ export function createBLEConnection(deviceId, reconnectNumber = 0) {
           res.data.serviceId,
           res.data.notifyCharacteristicId
         )
+        // 使用同步方法获取系统信息
+        const systemInfo = uni.getSystemInfoSync();
+
+        if (systemInfo.platform === 'android') {
+          // 如果是Android机型，则设置BLE MTU
+          uni.setBLEMTU({
+            deviceId: deviceId,
+            mtu: 512,
+            fail: res => {
+              console.log('mtu fail', res);
+            },
+            success: res => {
+              console.log('mtu success', res);
+            }
+          });
+        } else {
+          // 对于非Android设备，可以在这里添加其他逻辑或者直接忽略
+          console.log('当前设备不是Android，跳过设置BLE MTU');
+        }
         resolve(res)
       },
       async fail(err) {