upd78f0114m6gb-8es Renesas Electronics Corporation., upd78f0114m6gb-8es Datasheet - Page 91
upd78f0114m6gb-8es
Manufacturer Part Number
upd78f0114m6gb-8es
Description
8-bit Single-chip Microcontrollers
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.UPD78F0114M6GB-8ES.pdf
(534 pages)
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4.2.5 Port 6
using port mode register 6 (PM6).
is a mask ROM version or a flash memory version.
Port 6 is a 4-bit I/O port with an output latch. Port 6 can be set to the input mode or output mode in 1-bit units
This port has the following functions for pull-up resistors. These functions differ depending on whether the product
The P60 to P63 pins are N-ch open-drain pins.
RESET input sets port 6 to input mode.
Figure 4-12 shows a block diagram of port 6.
PM6:
RD:
WR××: Write signal
WR
WR
RD
PORT
PM
Port mode register 6
Read signal
PM60 to PM63
Mask ROM version
Flash memory version
(P60 to P63)
Output latch
PM6
Figure 4-12. Block Diagram of P60 to P63
Table 4-4. Pull-up Resistor of Port 6
CHAPTER 4 PORT FUNCTIONS
User’s Manual U16227EJ3V0UD
An on-chip pull-up resistor can be
specified in 1-bit units by mask option
On-chip pull-up resistors are not provided
Selector
Pins P60 to P63
EV
DD
Mask option resistor
Mask ROM versions only
No pull-up resistor for
flash memory versions
P60 to P63
91
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