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MPC5748G EVB User Guide, User Guide, Rev. 0, 08/2015
10
Freescale Semiconductor, Inc.
The power supply jumper description table is shown in the following table:
Table 2. Daughter Card Power Supply Jumpers (on main board)
Jumper
Position
PCB Legend
Description
J18
1V25L
Fitted (
D
)
1.25V Linear regulator output is routed to daughter card
Removed
1.25V Linear regulator output is disconnected from daughtercard
J19
5V0S
Fitted (
D
)
5.0V Switching regulator output is routed to daughter card
Removed
5.0V Switching regulator output is disconnected from daughtercard
J20
3V3L
Fitted (
D
)
3.3V Linear regulator output is routed to daughter card
Removed
3.3V Linear regulator output is disconnected from daughtercard
J21
5V0L
Fitted (
D
)
5.0V Linear regulator output is routed to daughter card
Removed
5.0V Linear regulator output is disconnected from daughtercard
J22
3V3S
Fitted (
D
)
3.3V Switching regulator output is routed to daughter card
Removed
3.3V Switching regulator output is disconnected from daughtercard
J23
INPUT SEL
(Above Power
Jack)
1-2 (
D
)
12V
1.25v Linear regulator is powered by main 12V input
2-3
5V
1.25v Linear regulator is powered by output from 5.0V switching reg
Removed
1.25v Linear regulator is not powered (disabled)
5.1.6. Daughtercard Power Jumpers (J3 to J11)
The following power control jumpers are located on the MCU daughtercard. Note that not all of the
jumpers will be on each daughtercard variant.
Table 3. MCU Power Supply Jumpers (on daughtercard)
Jumper
Position
PCB Legend
Description
J3
ADC0
1-2
(D)
3V3
MCU ADC0 pin is connected to 3.3V (Linear)
2-3
5V0
MCU ADC0 pin is connected to 5.0V (Linear)
Removed
MCU ADC0 pin is not connected to power
J4
ADC1
1-2
(D)
3V3
MCU ADC1 pin is connected to 3.3V (Linear)
2-3
5V0
MCU ADC1 pin is connected to 5.0V (Linear)
Removed
MCU ADC1 pin is not connected to power
J5
HVA
1-2
(D)
3V3
MCU VDD_HV_A domain is connected to 3.3V (Switching Regulator)
2-3
5V0
MCU VDD_HV_A domain is connected to 5.0V (Switching Regulator)
Removed
MCU VDD_HV_A domain is not connected to power
J6
HVB
1-2
(D)
3V3
MCU VDD_HV_B domain is connected to 3.3V (Switching Regulator)
2-3
5V0
MCU VDD_HV_B domain is connected to 5.0V (Switching Regulator)
Removed
MCU VDD_HV_B domain is not connected to power
J7
HVC
1-2
(D)
3V3
MCU VDD_HV_C domain is connected to 3.3V (Switching Regulator)
2-3
5V0
MCU VDD_HV_C domain is connected to 5.0V (Switching Regulator)
Removed
MCU VDD_HV_C domain is not connected to power
Содержание MPC5748G EVB
Страница 35: ...Main EVB...
Страница 52: ...324 BGA DC...
Страница 61: ...256 BGA DC...
Страница 70: ...176 QFP DC...
Страница 79: ...100 QFP DC...