UPD70F3451GC-UBT-A Renesas Electronics America, UPD70F3451GC-UBT-A Datasheet - Page 928

• 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: -

926
Notes 1. To cancel master wait, write FFH to IIC0 or set WREL0.
2. Cancel waits during slave transmission by writing data to IIC0, not by setting WREL0.
WREL0
WREL0
ACKD0
ACKE0
MSTS0
ACKD0
ACKE0
MSTS0
Processing by master device
WTIM0
WTIM0
Transfer lines
INTIIC
INTIIC
Processing by slave device
SPD0
TRC0
SPD0
TRC0
STD0
SPT0
STD0
SPT0
STT0
STT0
SDA
SCL
IIC0
IIC0
(When 8-Clock Wait for Master and 9-Clock Wait for Slave Are Selected) (2/3)
Note 1
D0
8
L
L
L
H
H
L
L
L
L
L
H
H
L
L
L
L
H
ACK
IIC0
Figure 17-22. Example of Slave to Master Communication
9
←
FFH Note 1
IIC0
D7
1
←
data Note 2
D6
2
Transmit
Receive
User’s Manual U18279EJ3V0UD
CHAPTER 17 I
D5
3
D4
4
(b) Data
D3
5
D2
6
2
C BUS
D1
7
Note 1
D0
8
ACK
IIC0
9
←
FFH Note 1
IIC0
D7
1
←
data Note 2
D6
2
D5
3