Option Link Settings
Reference
Function
Fitted
Alternative (Removed)
Related To
R49 Voltage
Reference
Source
Voltage Reference set to board
Vcc signal.
Voltage Reference taken from
external connector (JA1 pin 7).
R50
R50 Voltage
Reference
Source
Voltage Reference is taken from
external connector (JA1 pin 7).
Voltage Reference set to board
Vcc signal.
R49
Table 6-11: Voltage reference links.
Table 6-12 below describes the function of the option links associated with analog power supply. The default configuration is indicated by
BOLD text.
Option Link Settings
Reference
Function
Fitted
Alternative (Removed)
Related To
R52 Analog
Voltage
Source
Analog Ground from external
connector.
Analog Ground from on board
Vcc.
R72 Analog
Voltage
Source
Analog voltage source from external
connector.
Analog voltage source from
on-board AVcc.
R71
R71 Analog
Voltage
Source
Analog voltage source from
on-board AVcc.
Analog Voltage Source from
external connector.
R72
Table 6-12: Analog power supply links.
Table 6-13 below describes the function of the option links associated with MCU modes. The default configuration is indicated by BOLD
text.
Option Link Settings
Reference
Function
Fitted
Alternative (Removed)
Related To
R150
MCU Mode
MCU Extended Mode 0 enabled,
also can be enabled by fitting jumper
in Exten_Mode
MCU Extended Mode 2 enabled R172, R178
R172
MCU Mode
MCU User Boot Mode enabled, also
can be enabled by fitting jumper in
U_BOOT
MCU User Boot mode disabled
R150, R178
Table 6-13: MCU mode links.
Table 6-14 below describes the function of the option links associated with switches configuration. The default configuration is indicated by
BOLD text.
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