UPD78F0034BGC-8BS-A Renesas Electronics America, UPD78F0034BGC-8BS-A Datasheet - Page 398

• 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

396
Note To cancel slave wait, write “FFH” to IIC0 or set WREL0.
WREL0
INTIIC0
WREL0
INTIIC0
ACKD0
MSTS0
ACKD0
MSTS0
ACKE0
ACKE0
Processing by master device
WTIM0
WTIM0
Transfer lines
Processing by slave device
SPD0
TRC0
SDA0
SPD0
TRC0
STD0
SPT0
SCL0
STD0
SPT0
STT0
STT0
IIC0
IIC0
CHAPTER 18 SERIAL INTERFACE IIC0 ( PD780024AY, 780034AY SUBSERIES ONLY)
Figure 18-23. Example of Master to Slave Communication
H
H
H
H
H
L
L
L
L
L
Receive
Transmit
IIC0
D7
1
IIC0
Note
D6
(When 9-Clock Wait Is Selected for Both Master and Slave) (3/3)
2
data
FFH
D5
Note
3
D4
4
User’s Manual U14046EJ5V0UD
D3
5
(3) Stop condition
D2
6
D1
7
D0
8
9
IIC0
Note
Stop
condition
FFH
Note
(When SPIE0 = 1)
(When SPIE0 = 1)
Start
condition
A6
IIC0
1
A5
2
address