CC-W9M-NA37-XE Digi International, CC-W9M-NA37-XE Datasheet - Page 79

• Manufacturer Part Number: CC-W9M-NA37-XE
• Description: MOD WI-9M 64MB SDRAM 128MB FLASH
• Manufacturer: Digi International
• Series: -r

Specifications of CC-W9M-NA37-XE

• Module/board Type: Core Module
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: Networking

C u r r e n t M e a s u r e m e n t O p t i o n
Measurement
options
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
79
C h a p t e r 2
+5V development
Option (CMO)
Measurement
module, R80
ConnectCore 9M 2443 & Wi-9M 2443 Hardware Reference
Option (CMO)
board and
Measurement
development
module, R39
Current
board and
Current
+3.3V
The Current Measurement Option uses 0.025R ohm series resistors to measure the
current. The ConnectCore 9M 2443 Development board can measure:




the +5V current used by the development board and module (through R80),
the +3.3V current into the +3.3V regulator U23 (through R39),
the +3.3V current into the module (through R70), and
the VLIO current into the module (through R76).
VLIO, R76
Current Measurement Option
(CMO) +3.3V, R70