node-snap7

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Collaboration request

1

Dear Mathias, I am a long-time user of the node-snap7 module since the first versions. I am successfully using it in production. I started writing a new wrapper of the...

fabioriva

Dear, using the node-snap7 server with a Siemens panel I've found that is missing wrapper for WordLength=3 (S7WLChar, 1 byte). In Nardella's code it is present. Thank you for your...

n-car

it is possible to read MD Dword Value and get this value? Eg.: read a memory MD1120 and get the real number from this memory?

peixotoss

mathiask88

S7 1200 Poll error Last-Error Info: 36700160: CLI

2

Hallo, habe einen Fehler bei dem IOBROKER Zugriff auf eine S7 1212 DC/DC7DC / 6ES7 212-1AE40-0XB0 / Firmware 4.3.1 / TIA Portal V16 Das normale Verbinden klappt und die Anzeige...

lhoem

hi guys. how can force a Q30.3 for example ? thanks.

alirasapour

termux linux aarch64 not compatible！

3

The Android phone has termux installed and node 14.14.0 installed. $ uname -a Linux localhost 4.19.81-perf+ #1 SMP PREEMPT Fri Nov 13 21:32:47 CST 2020 aarch64 Android Is aarch64 incompatible?...

nmgwr

Snap7: Exception: CLI : function refused by CPU after TIA PORTAL update

1

We have an application with a Raspberry pi using SNAP7 and a S7-1214. The application was workin smoothly but the PLC was programmed in TIA PORTAL V13.0 (wich is not...

GG846

The following error occurred after the version upgrade：The last version was 1.0.1 `node: symbol lookup error: /home/sherry/smydProject/plcServer/A/node_modules/[email protected]@ node-snap7/build/Release/node_snap7.node: undefined symbol: _ZN4node19GetCurrentEventLoopEPN2v87IsolateE`

SherryHolmes

Memory issue

11

Thanks for this great wrapper. I use the client to read periodically DBs of PLCs in a loop. Unfortunately, I always have a memory issue after a random time (Ubuntu...

benoitblin