UPD78F0138HGK-9ET-A Renesas Electronics America, UPD78F0138HGK-9ET-A Datasheet - Page 98
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UPD78F0138HGK-9ET-A
Manufacturer Part Number
UPD78F0138HGK-9ET-A
Description
MCU 8BIT 60K FLASH 64TQFP
Manufacturer
Renesas Electronics America
Series
78K0/Kx1+r
Datasheet
1.UPD78F0138HGK-9ET-A.pdf
(568 pages)
Specifications of UPD78F0138HGK-9ET-A
Core Processor
78K/0
Core Size
8-Bit
Speed
16MHz
Connectivity
3-Wire SIO, LIN, UART/USART
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
42
Program Memory Size
60KB (60K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.5 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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4.2.4 Port 3
using port mode register 3 (PM3). When used as an input port, use of an on-chip pull-up resistor can be specified in
1-bit units by pull-up resistor option register 3 (PU3).
96
Port 3 is a 4-bit I/O port with an output latch. Port 3 can be set to the input mode or output mode in 1-bit units
This port can also be used for external interrupt request input and timer I/O.
RESET input sets port 3 to input mode.
Figures 4-12 and 4-13 show block diagrams of port 3.
Caution In the PD78F0138HD, be sure to pull the P31 pin down after reset to prevent malfunction.
Remark P31/INTP2 and P32/INTP3 of the PD78F0138HD can be used for on-chip debug mode setting when
PU3:
PM3:
RD:
WR
WR
WR
WR
RD
PORT
the on-chip debug function is used. For details, refer to CHAPTER 27 ON-CHIP DEBUG FUNCTION
( PD78F0138HD ONLY).
PU
PM
: Write signal
Pull-up resistor option register 3
Port mode register 3
Read signal
PM30 to PM32
PU30 to PU32
(P30 to P32)
Output latch
Alternate
function
PM3
PU3
Figure 4-12. Block Diagram of P30 to P32
CHAPTER 4 PORT FUNCTIONS
User’s Manual U16899EJ3V0UD
EV
DD
P-ch
P30/INTP1 to
P32/INTP3
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