UPD78F0034BGC-8BS-A Renesas Electronics America, UPD78F0034BGC-8BS-A Datasheet - Page 400

• 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

398
Note To cancel master wait, write “FFH” to IIC0 or set WREL0.
WREL0
INTIIC0
WREL0
INTIIC0
ACKD0
ACKE0
MSTS0
ACKD0
ACKE0
MSTS0
WTIM0
WTIM0
Processing by master device
Transfer lines
Processing by slave device
STD0
SPD0
TRC0
SDA0
STD0
SPD0
TRC0
SPT0
SCL0
SPT0
STT0
STT0
IIC0
IIC0
CHAPTER 18 SERIAL INTERFACE IIC0 ( PD780024AY, 780034AY SUBSERIES ONLY)
D0
8
Figure 18-24. Example of Slave to Master Communication
H
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
Receive
Transmit
ACK
9
(When 9-Clock Wait Is Selected for Both Master and Slave) (2/3)
IIC0
D7
IIC0
1
Note
data
D6
2
FFH
D5
User’s Manual U14046EJ5V0UD
Note
3
D4
4
(2) Data
D3
5
D2
6
D1
7
D0
8
ACK
9
IIC0
D7
1
IIC0
Note
data
D6
2
FFH
D5
Note
3