Device Μpd70F3427 - NEC V850E/Dx3 Preliminary User's Manual

Power Supply Scheme
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25.2.3 Device µPD70F3427
Figure 25-5 gives an overview of the allocation of power supply pins of the
µPD70F3427 devices. Their functional assignment is depicted in more detail in
Figure 25-6.
Note The diagrams do not show the exact pin location.
Figure 25-5 Power supply pins for µPD70F3427
Reg
Reg
1
0
REGC0
REGC1
REGC2
Peripherals
Core ClockGen
POC
Figure 25-6 Functional assignment of power supply pins (µPD70F3427)
Preliminary User's Manual U17566EE1V2UM00
LCD Bus I/F I/O Ext. Mem. I/F I/O
DVDD51
DVSS51
BVDD51
BVSS51
VDD52
ClockGen CPU
REGC2
Peripherals RAM
VSS52
POC Flash
ADC
VC
Stepper Motor I/O
LCD Stepper
I/O LCD I/O LCD I/O
voltage
Buffer Buffer Buffer
generation
Chapter 25
VSS51
REGC1
VDD51
BVSS50
BVDD50
VSS50
REGC0
VDD50
Voltage
Compa- ADC
Motor AVREF
rators
Buffer
859