doc: update README.devices for conn=sn=<serno> (driver specific)

[libsigrok.git] / README.devices

diff --git a/README.devices b/README.devices
index fc0e64057384effd7f9a7329dbaf147d0792d916..3e9b631f75f9936708f5505e23499a47eeec0fe9 100644 (file)
--- a/README.devices
+++ b/README.devices
@@ -211,6 +211,12 @@ or VXI communication parameters. See these examples:
  $ sigrok-cli --driver <somedriver>:conn=vxi/<ipaddr> ...
  $ sigrok-cli --driver <somedriver>:conn=usbtmc/<bus>.<addr> ...
 
+Individual device drivers _may_ implement additional semantics for the
+conn= specification, which would not apply to other drivers, yet can be
+rather useful for a given type of device.
+
+ $ sigrok-cli --driver <somedriver>:conn=sn=<serno>
+
 
 Specifying serial port parameters
 ---------------------------------
@@ -408,6 +414,7 @@ a short list for convenience:
  - GW Instek VCP: See the discussion on manual driver assignment to common
    USB to UART chips with non-default USB identification.
  - MASTECH MS6514: Press the "Setup/PC-Link" button for roughly 3 seconds.
+ - Meterman 38XR: Press the "RS232" button.
  - Metrix MX56C: Press the PRINT button to have the meter send acquisition
    data via IR. Hold the PRINT button to adjust the meter's transmission
    interval.