UPD784938 Datasheet, PDF (161/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

CHAPTER 6 PORT FUNCTIONS
6.6.5 Direct LED drive
In port 4, the output buffer low-level side drive capability has been reinforced, allowing active-low direct LED drive. An
example of such use is shown in Figure 6-43.
Figure 6-43. Example of Direct LED Drive
VDD
µPD784938
P4n
(n = 0 to 7)
Preliminary User’s Manual U13987EJ1V0UM00
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