From e47003abe4bc0455cc856460b5b1a74e4b38a1a3 Mon Sep 17 00:00:00 2001
From: wangyaqi <wangyaqi988@163.com>
Date: Mon, 16 Mar 2020 16:49:23 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E4=BD=8E=E5=8A=9F?=
 =?UTF-8?q?=E8=80=97=E8=93=9D=E7=89=99=E5=86=99=E5=85=A5=E7=89=B9=E5=BE=81?=
 =?UTF-8?q?=E5=80=BC=E6=95=B0=E6=8D=AE=E6=8A=A5=E9=94=99=E7=9A=84Bug?=
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---
 src/platforms/app-plus/service/api/device/bluetooth.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/platforms/app-plus/service/api/device/bluetooth.js b/src/platforms/app-plus/service/api/device/bluetooth.js
index e4b50eb18..9c4fd18e0 100644
--- a/src/platforms/app-plus/service/api/device/bluetooth.js
+++ b/src/platforms/app-plus/service/api/device/bluetooth.js
@@ -139,6 +139,8 @@ export function readBLECharacteristicValue (data, callbackId) {
 }
 
 export function writeBLECharacteristicValue (data, callbackId) {
-  data.value = base64ToArrayBuffer(data.value)
+  if (typeof data.value === 'string') {
+    data.value = base64ToArrayBuffer(data.value)
+  }
   bluetoothExec('writeBLECharacteristicValue', callbackId, data)
 }
-- 
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