Configuration interface
A JTAG and UART interface is available for testing and development via a "BM10B" plug
connector.
Strain gauges
PIN
Designation
Function
Comment
1
+Us (V_DMS) Positive bridge excitation 3 V
60 mA, short-circuit
proof
2
-Ud
Negative bridge output
3
+Ud
Positive bridge output
4
-Us (AGND)
Negative bridge excitation (AGND)
Voltage supply
PIN
Designation
Function
Comment
14
Vcc_IN
Supply voltage
3.6 V ...5.5 V
15
GND
Ground supply voltage
13
Supply_Warning For shutting down external hardware
To be connected to
Vcc_IN
Inputs/outputs
PIN
Designation
Function
Comment
18
Tare
Tare >1s in actual-value mode: Zero adjustment
Tare > 100ms in maximum-value mode maximum-
value reset
Tare > 2s in maximum-value mode: Zero adjustment
ME-Meßsysteme GmbH, Neuendorfstr. 18a, DE-16761 Hennigsdorf
Tel +49 (0)3302 78620 60, Fax +49 (0)3302 78620 69, [email protected], www.me-systeme.de
5
Figure 3: Terminal assignment configuration interface
