UPD784938 Datasheet, PDF (170/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

CHAPTER 6 PORT FUNCTIONS
6.8.1 Hardware configuration
The port 6 hardware configuration is shown in Figures 6-51 to 6-54.
Figure 6-51. P60 to P63 (Port 6) Block Diagram
WRPUOL
Pull-up resistor option register L
PUOL6
RDPUOL
WRPM6
RDPM6
Port 6 mode register
PM6n
MM0 to MM3
Internal
data
bus
WRP6
RDP6
Output latch
P6n
Input/
output
control
circuit
VDD
P6n
n = 0 to 3
Internal
address
bus
170
Preliminary User’s Manual U13987EJ1V0UM00