UPD70F3201YGC-YEU-A Renesas Electronics America, UPD70F3201YGC-YEU-A Datasheet - Page 402

• Manufacturer Part Number: UPD70F3201YGC-YEU-A
• Description: MCU 32BIT I2C 100TQFP
• Manufacturer: Renesas Electronics America
• Series: V850ES/Sx2r

Specifications of UPD70F3201YGC-YEU-A

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: CSI, EBI/EMI, I²C, UART/USART
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 68
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 2.7 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

400
(2) Slave operation
An example of slave operation is shown below.
No
Detect restart condition
or stop condition.
Start IIC write transfer.
Data processing
IICC
INTIIC = 1?
Yes
Yes
INTIIC = 1?
ACKD = 1?
WTIM = 1
EXC = 1?
TRC = 1?
COI = 1?
IICE = 1
START
←
Yes
Yes
No
No
××H
Figure 15-18. Slave Operation Flow Chart
Yes
Yes
No
No
No
User’s Manual U15905EJ2V1UD
CHAPTER 15 I
Communicate?
2
C BUS
Yes
Transfer completed?
Data processing
Start reception.
INTIIC = 1?
WREL = 1
ACKE = 0
WTIM = 0
ACKE = 1
Yes
Yes
No
LREL = 1
No
No