UPD78F0034BGC-8BS-A Renesas Electronics America, UPD78F0034BGC-8BS-A Datasheet - Page 342

• 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

340
Figure 18-2 shows a serial bus configuration example.
Master CPU1
Slave CPU1
Address 0
CHAPTER 18 SERIAL INTERFACE IIC0 ( PD780024AY, 780034AY SUBSERIES ONLY)
Figure 18-2. Serial Bus Configuration Example Using I
SDA0
SCL0
Serial data bus
Serial clock
User’s Manual U14046EJ5V0UD
+V
DD0
+V
DD0
SDA0
SCL0
SDA0
SCL0
SDA0
SCL0
SDA0
SCL0
2
C Bus
Master CPU2
Slave CPU2
Address 1
Slave CPU3
Address 2
Slave IC
Address 3
Slave IC
Address N