1 files changed, 76 insertions, 0 deletions

diff --git a/libs/ihealth-sdk/doc/ecgusb.md b/libs/ihealth-sdk/doc/ecgusb.md
new file mode 100644
index 0000000..7fe7b10
--- /dev/null
+++ b/libs/ihealth-sdk/doc/ecgusb.md
@@ -0,0 +1,76 @@
+# ECG3 Workflow
+
+## import ECG3 module
+
+```js
+import {
+  ECGModule,
+  ECGProfileModule
+} from '@ihealth/ihealthlibrary-react-native';
+```
+
+## APIs
+
+### add and remove listener
+
+```js
+// add
+notifyListener = DeviceEventEmitter.addListener(ECGModule.Event_Notify,  (event) => {
+    console.log(event);
+});
+
+// remove
+notifyListener.remove();
+```
+
+### get device information
+
+```js
+ECGUSBModule.getIdps()
+```
+
+### get all connected devices
+
+```js
+ECGUSBModule.getAllConnectedDevices();
+```
+
+### get data stored in the ecg3 device
+
+```js
+ECGUSBModule.syncData();
+```
+
+### delete data stored in the ecg3 device
+
+```js
+ECGUSBModule.deleteData();
+```
+
+### splice data
+
+```js
+ECGUSBModule.spliceData(["ECGSDK_20160420025256",
+                         "ECGSDK_20160420025453",
+                         "ECGSDK_20160420030824",
+                         "ECGSDK_20160420082435"]);
+```
+
+### get cache
+
+```js
+ECGUSBModule.getCache();
+```
+
+### delete cache data
+
+```js
+ECGUSBModule.deleteCacheData();
+```
+
+### get filter data
+
+```js
+ECGUSBModule.getFilterDataByFileName("ECG_Total_Data_20160420025256.dat","ECG_Total_Mark_20160420025256.txt");
+```
+