Board Interface Connector
MPC5777C EVB User Guide, Rev. 1
16
NXP Semiconductors
Jumper options to achieve the above power supply modes are shown in
Table 8: Jumper options for various power modes
Mode
name
J17
(REGSEL_TO
_GND)
J26
(VDDFLA_SEL)
J16
(VDDPWR_SE
L)
J18
(VDDPMC_SE
L)
J19
(REGCTL_SE
L)
J21
(1V25_SR_MB_SEL)
and J12 (SBC_1V25)
1
LDO5V
2&3 -GND
OPEN - Bypass
caps
2&3 - 5V_SR
2&3 - 5V_SR
2&3 for LV
Linear
Regulator
J21 - 3&4 for
1.25V_SR_OB1 (LR)
J12 - Open
SMPS5V
1&2 - HIGH -
5V
OPEN - Bypass
caps
2&3 - 5V_SR
2&3 - 5V_SR
1&2 for LV
SPMS
J21 - 5&6 for
1.25V_SR_OB2(SR)
J12 - Open
LDO3V
2&3 -GND
CLOSED -
VDDPWR&
VDDPMC
1&2 - 3V3_SR
1&2 - 3V3_SR
2&3 for LV
Linear
Regulator
J21 - 3&4 for
1.25V_SR_OB1 (LR)
J12 - Open
SMPS3V
1&2 - HIGH -
3V3
CLOSED -
VDDPWR&
VDDPMC
1&2 - 3V3_SR
1&2 - 3V3_SR
1&2 for LV
SPMS
J21 - 5&6 for
1.25V_SR_OB2(SR)
J12
– Open
External
2&3 -GND
CLOSED -
VDDPWR&
VDDPMC
1&2 - 3V3_SR
1&2 - 3V3_SR
N/C
J21 - 1&2 for
1.25V_SR_MB
-OR-
J12-1&2 for SBC_1V25
External
2&3 -GND
OPEN - Bypass
caps
2&3 - 5V_SR
2&3 - 5V_SR
N/C
J21 - 1&2 for
1.25V_SR_MB
-OR-
J12-1&2 for SBC_1V25
The connection of any power domain to a regulator has to be enabled by a dedicated jumper as
described in
Table 9: MCU power selection jumpers (416DC)
Jumper
Description
Jumper Setting (* - Default)
J1
3.3V Selection
1-2: 3.3V from onboard Power SBC
2-3: 3.3V from Mother Board*
J2
5V Selection
1-2: 5V from onboard Power SBC
2-3: 5V from Mother Board*
J3
IO Levels in the Mother
Board - VDD_HV_IO_MAIN
1-2: Select 3.3V
2-3: Select 5V*
J5
ADC Analog Supply
Selection
1-2: Select 5V from Linear Regulator*
2-3: Select 5V from Switching Regulator
J6
Connect TRNG, Internal RC
oscillator Supply -
VDDA_MISC
1-2: Connect VDDA_MISC to 5V_SR*
J7 & J8
Connect SD ADC supply &
Reference
–VDDA_SD,
VRH_SD
J7, 1-2: Connect VDDA_SD*
J8, 1-2: Connect VRH_SD*
J9 & J10
Connect eQADC supply &
Reference
– VDDA_EQ,
VRH_EQ
J9, 1-2: Connect VDDA_EQ*
J10, 1-2: Connect VRH_EQ*
1
CAUTION:
For 1.25 V source selection, a single jumper must be installed on either J21 or J12, but not on both at a time.
