Vdd And Ev Dd; Vss And Ev Ss; Flmd0 - NEC 78K0 Series User Manual

2.2.16 V and EV
DD DD
V is the positive power supply pin for other than P121 to P124 and ports.
DD
EV is the positive power supply pin for ports other than P20 to P27 and P121 to P124.
DD
2.2.17 V and EV
SS SS
V is the ground potential pin for other than P121 to P124 and ports.
SS
EV is the ground potential pin for ports other than P20 to P27 and P121 to P124.
SS

2.2.18 FLMD0

This is a pin for setting flash memory programming mode.
Connect FLMD0 to EV
SS
In flash memory programming mode, connect this pin to the flash programmer.
42
CHAPTER 2 PIN FUNCTIONS
or V in the normal operation mode.
SS
Preliminary User's Manual U17260EJ3V1UD