Power Supply Configuration; Clock Configuration - Renesas RL78 Series User Manual

RSKRL78G1G
6.2

Power Supply Configuration

Table 6-1 and Table 6-2 below details the function of the option links associated with power supply
configuration.
Reference
Board_5V
(PWR Connector)
Board_5V
(CON_5V)
Board_5V
(Unregulated_VDD)
Board_VDD
(U4)
Board_VDD
(CON_3V3)
Board_VDD
(Board_3V3)
Board_VDD
(UC_VDD)
Reference
Shorted Pin1-2
J14 * Shorted Pin2-3
1
All open
Shorted Pin1-2
J6 *
2
All open
*1
: By default, jumper J14 is not fitted to the RSK. R116 is fitted by default and becomes the same setting as
'J14 Shorted Pin2-3'.
*2
: By default, jumper J6 is not fitted to the RSK. R118 is fitted by default and becomes the same setting as 'J6
Shorted Pin1-2'.
6.3

Clock Configuration

Table 6-3 below details the function of the option links associated with clock configuration.
Reference
X1, CON_X1, Connects crystal (X1) to RL78/G1G
CON_EXTAL Connects CON_EXTAL to RL78/G1G.
Items shown in bold are the Fit / Do Not Fit (DNF) default configuration that the RSK is supplied with.
R20UT3022EG0100 Rev. 1.00
Jan 15, 2015
Explanation
Connects PWR to Board_5V
Disconnects PWR from Board_5V
Connects CON_5V to Board_5V
Disconnects CON_5V from Board_5V
Connects Unregulated_VDD to Board_5V
Disconnects Unregulated_VDD from Board_5V
Connects Regulator output to Board_VDD
Disconnects Regulator output from Board_VDD
Connects CON_3V3 to Board_VDD
Disconnects CON_3V3 from Board_VDD
Connects Board_3V3 to Board_VDD
Disconnects Board_3V3 from Board_VDD
Connects Board_VDD to UC_VDD
Disconnects Board_VDD from UC_VDD
Table 6-1: Power Supply Option Links (1)
Jumper Position
Connects 5V power rail to Board_VDD
Connects Regulator output to Board_VDD
DO NOT SET
Connects Board_VDD to UC_VDD
Enables current probe for MCU current consumption.
Table 6-2: Power Supply Option Links (2)
Explanation
Table 6-3: Clock Option Links
Fit
R33 -
- R33
R38
-
- R38
R44 -
- R44
R116 -
- R116
R55 -
- R55
R49 -
- R49
R118 -
- R118
Explanation
Fit DNF
R57, R58 R59, R56
R56 R57, R58
6. Configuration
DNF Related Ref.
U4.IN
U4.IN
U4.IN, JA1
U4.IN, JA1.1
JA6.23
JA6.23
-
-
JA1.3
JA1.3
PMOD1, PMOD2
PMOD1, PMOD2
U1(VDD)
U1(VDD)
Related Ref.
-
R116
-
R118
-
Related Ref.
U1(X1, X2)
U1(EXTAL)
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