UPD78F0034BGC-8BS-A Renesas Electronics America, UPD78F0034BGC-8BS-A Datasheet - Page 158

• Manufacturer Part Number: UPD78F0034BGC-8BS-A
• Description: MCU 8-Bit 78K0 CISC 32KB Flash 2.5V/3.3V/5V 64-Pin LQFP
• Manufacturer: Renesas Electronics America

Specifications of UPD78F0034BGC-8BS-A

• Package: 64LQFP
• Family Name: 78K0
• Maximum Speed: 12 MHz
• Ram Size: 1 KB
• Program Memory Size: 32 KB
• Operating Supply Voltage: 2.5|3.3|5 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 51
• Interface Type: 3-Wire/UART
• On-chip Adc: 8-chx10-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 3

6.2.9 Port 7
units with port mode register 7 (PM7). An on-chip pull-up resistor of P70 to P75 pins can be used for them in 1-bit
units with pull-up resistor option register 7 (PU7).
156
Port 7 is a 6-bit I/O port with output latch. The P70 to P75 pins can specify the input mode/output mode in 1-bit
This port can also be used as a timer I/O, clock output, and buzzer output.
RESET input sets the input mode.
Figures 6-21 to 6-23 show block diagrams of port 7.
PU: Pull-up resistor option register
PM: Port mode register
RD: Port 7 read signal
WR: Port 7 write signal
WR
WR
WR
RD
PORT
PM
PU
PM70, PM72, PM73
PU70, PU72, PU73
(P70, P72, P73)
Output latch
Figure 6-21. Block Diagram of P70, P72, and P73
Alternate
Alternate
function
function
CHAPTER 6 PORT FUNCTIONS
User’s Manual U14046EJ5V0UD
V
DD0
P-ch
P70/TI00/TO0,
P72/TI50/TO50,
P73/TI51/TO51