Silicon Laboratories C8051F04X-DK - Manual (Page 12)

C8051F04x-DK
12 Rev. 0.6
6.10. VREF Connector (J22)
The VREF connector (J22) can be used to connect the VREF (Voltage Reference) output of the C8051F040 to any
(or all) of its voltage reference inputs. Install shorting blocks on J22 in the following manner:
1-2 to connect VREF to VREFD
3-4 to connect VREF to VREF0
5-6 to connect VREF to VREF2