UPD784938 Datasheet, PDF (190/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

CHAPTER 6 PORT FUNCTIONS
Figure 6-71. P105 (Port 10) Block Diagram
WRPUOH ^{Pull-up resistor option register H}
RDPUOH
PUOH10
Internal
bus
WRPM10 Port 10 mode register
RDPM10
PM105
SCK3 Input
WRPMC10 Port 10 mode control register
RDPMC10
PMC105
N-ch open-drain
specification
(CSIM3 MOD3 bit)
RDP10
RDP10
SCK3 output
Output latch
P105
Selector
SCK3 input
VDD
VDD
P105
190
Preliminary User’s Manual U13987EJ1V0UM00