UPD70F3451GC-UBT-A Renesas Electronics America, UPD70F3451GC-UBT-A Datasheet - Page 918

• Manufacturer Part Number: UPD70F3451GC-UBT-A
• Description: MCU 32BIT 128KB FLASH 80LQFP
• Manufacturer: Renesas Electronics America
• Series: V850E/Ix3r

Specifications of UPD70F3451GC-UBT-A

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 64MHz
• Connectivity: CSI, I²C, UART/USART
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 44
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3.5 V ~ 5.5 V
• Data Converters: A/D 10x12b, 4x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

916
D
IICBSY0 = 0?
MSTS0 = 1?
STCF0 = 0?
STT0 = 1
STT0 = 1
Wait
Wait
C
C
A
B
Yes
Yes
Yes
Communication reservation enabled
Communication reservation disabled
Figure 17-17. Master Operation in Multimaster System (2/3)
Wait status after stop condition
detection and start condition generation
by communication reservation function
No
No
No
Communication start preparation
(start condition generation)
Securing wait time by software
(see Table 17-6)
Communication start preparation
(start condition generation)
Securing wait time by software
(see Table 17-7)
User’s Manual U18279EJ3V0UD
CHAPTER 17 I
No
EXC0 = 1 or COI0 =1?
EXC0 = 1 or COI0 =1?
2
C BUS
interrupt occurred?
interrupt occurred?
Slave operation
No
INTIIC
INTIIC
D
Yes
Yes
Yes
Stop condition detection
Yes
No
No
Waiting for bus release
(communication reserved)
Waiting for bus release
Slave operation