Renesas H8SX/1668R - Manual (Page 17)

Option Link Settings
Reference Function Fitted Alternative (Removed) Related To
R3 Power source Enables external 5V power supply
from ‘PWR’ (J7) connector.
Disables power supply from ‘PWR’
(J7) connector.
R13, R47, R48
R13 USB Power
source
Enables USB VBUS as power supply
for this RSK board.
Disables USB VBUS as power
supply.
R3, R50
R18 3V3 power
source
Board can be powered from external
source CON_3V3.
Board can’t be powered from
external source CON_3V3.
R24, R40, R52
R22 Power source Enables power supply for E8. Disables E8 power supply R3, R13
R24 Power source Enables 3V3 power supply for
on-board devices.
Disables 3V3 power supply for
on-board devices. Current can be
measured across R24
R18, R40
R40 3V3 power
source
The RSK board uses on-board
voltage regulator.
The board can be powered from
CON_3V3 header.
R18, R24
R47 Power source LCD is powered directly from
PWR connector or from CON_5V
header
LCD is not powered directly from
PWR connector or from CON_5V
header
R49, R51
R48 5V External
power supply
Board can be powered from external
source CON_5V
Board cannot be powered from
external source CON_5V.
R50, R52
R49 USB Power
source
Enables on-board debug LCD power
supply from USB VBUS.
Disables on-board debug LCD
power supply from USB VBUS.
R13, R47, R50,
R51
R50 USB Power
source
Enables USB VBUS as 5V power
supply for an external application
boards.
Disconnects USB VBUS from
external application board
header.
R13
R51 Power source Enables on-board LCD to be
powered from external 5V PSU
Disables on-board LCD to be
powered from external PSU
R47, R49
R52 Power source Enables power supply for a
general application board from
external 5V PSU
Disables power supply of a
general application board from
external 5V PSU
R48, R50
R42 Ground Enables ground connection to
ADC module.
Disconnects ground connection to
ADC module.
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Table 6-8: Power configuration links.
Table 6-9 below describes the function of the option links associated with clock configuration. The default configuration is indicated by
BOLD text.
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