modbus-serial - npm Package Compare versions

Comparing version 6.0.1 to 7.0.1

examples/buffer.js

@@ -9,3 +9,3 @@ /* eslint-disable no-console, spaced-comment */
 // open connection to a serial port
-//client.connectRTU("/dev/ttyUSB0", {baudrate: 9600})
+//client.connectRTU("/dev/ttyUSB0", {baudRate: 9600})
 client.connectTCP("127.0.0.1", { port: 8502 })
@@ -12,0 +12,0 @@ .then(setClient)

examples/debug.js

@@ -18,3 +18,3 @@ /* eslint-disable no-console, spaced-comment */
 // open connection to a serial port
-//client.connectRTU("/dev/ttyUSB0", {baudrate: 9600})
+//client.connectRTU("/dev/ttyUSB0", {baudRate: 9600})
 client.connectTCP("127.0.0.1", { port: 8502 })
@@ -21,0 +21,0 @@ .then(setClient)

examples/simple.js

@@ -11,3 +11,3 @@ /* eslint-disable no-console, spaced-comment */
 // open connection to a serial port
-client.connectRTU("/dev/ttyUSB0", { baudrate: 115200 })
+client.connectRTU("/dev/ttyUSB0", { baudRate: 115200 })
 //client.connectTCP("modbus.local", { port: 502 })
@@ -14,0 +14,0 @@ .then(setClient)

examples/write_complete.js

@@ -9,3 +9,3 @@ /* eslint-disable no-console, spaced-comment */
 // open connection to a serial port
-// client.connectRTU("/dev/ttyUSB0", {baudrate: 9600})
+// client.connectRTU("/dev/ttyUSB0", {baudRate: 9600})
 client.connectTCP("127.0.0.1", { port: 8502 })
@@ -12,0 +12,0 @@ .then(setClient)

examples/write.js

@@ -9,3 +9,3 @@ /* eslint-disable no-console, spaced-comment */
 // open connection to a serial port
-//client.connectRTU("/dev/ttyUSB0", {baudrate: 9600})
+//client.connectRTU("/dev/ttyUSB0", {baudRate: 9600})
 client.connectTCP("127.0.0.1", { port: 8502 })
@@ -12,0 +12,0 @@ .then(setClient)

package.json

 {
   "name": "modbus-serial",
-  "version": "6.0.1",
+  "version": "7.0.1",
   "description": "A pure JavaScript implemetation of MODBUS-RTU (Serial and TCP) for NodeJS.",
@@ -44,4 +44,4 @@ "main": "index.js",
     "debug": "^3.0.1",
-    "serialport": "^5.0.0"
+    "serialport": "^6.0.4"
   }
 }

README.md

@@ -93,3 +93,3 @@ # modbus-serial
 // open connection to a serial port
-client.connectRTU("/dev/ttyUSB0", { baudrate: 9600 }, write);
+client.connectRTU("/dev/ttyUSB0", { baudRate: 9600 }, write);
 
@@ -113,2 +113,57 @@ function write() {
 ----
+###### Read on multiple slaves
+``` javascript
+const ModbusRTU = require("modbus-serial");
+// create an empty modbus client
+const client = new ModbusRTU();
+// open connection to a serial port
+client.connectRTUBuffered("/dev/ttyS0", { baudRate: 9600 });
+// set timeout, if slave did not reply back
+client.setTimeout(500);
+
+// list of meter's id
+const metersIdList = [10, 11, 12, 13, 14];
+
+const getMetersValue = async (meters) => {
+    try{
+        // get value of all meters
+        for(let meter of meters) {
+            // output value to console
+            console.log(await getMeterValue(meter));
+            // wait 100ms before get another device
+            await sleep(100);
+	}
+    } catch(e){
+        // if error, handle them here (it should not)
+        console.log(e)
+    } finally {
+        // after get all data from salve repeate it again
+        setImmediate(() => {
+            getMetersValue(metersIdList);
+        })
+    }
+}
+
+const getMeterValue = async (id) => {
+    try {	
+        // set ID of slave
+        await client.setID(id);
+        // read the 1 registers starting at address 0 (first register)
+        let val =  await client.readInputRegisters(0, 1);
+        // return the value
+        return val.data[0];
+    } catch(e){
+        // if error return -1
+        return -1
+    } 
+}
+
+const sleep = (ms) => new Promise(resolve => setTimeout(resolve, ms));
+
+
+// start get value
+getMetersValue(metersIdList);
+
+```
+----
 ###### Logger Serial
@@ -121,3 +176,3 @@ ``` javascript
 // open connection to a serial port
-client.connectRTUBuffered("/dev/ttyUSB0", { baudrate: 9600 });
+client.connectRTUBuffered("/dev/ttyUSB0", { baudRate: 9600 });
 client.setID(1);
@@ -124,0 +179,0 @@

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Found 1 instance in 1 package

Fixed alerts

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Found 1 instance in 1 package

Improved metrics

Number of lines in readme file

228

increased by31.79%

Number of medium supply chain risk alerts

5

decreased by-16.67%

Worsened metrics

Total package byte prevSize

131847

decreased by-31.11%

Number of package files

33

decreased by-32.65%

Lines of code

3640

decreased by-27.69%

Dependency changes

• + Added@serialport/parser-byte-length@1.0.5(transitive)

• + Added@serialport/parser-cctalk@1.0.5(transitive)

• + Added@serialport/parser-delimiter@1.0.5(transitive)

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• + Added@serialport/parser-ready@1.0.5(transitive)

• + Added@serialport/parser-regex@1.0.5(transitive)

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• - Removedserialport@5.0.0(transitive)

• Updatedserialport@^6.0.4