UPD70F3453GC-8EA-A Renesas Electronics America, UPD70F3453GC-8EA-A Datasheet - Page 911

• Manufacturer Part Number: UPD70F3453GC-8EA-A
• Description: MCU 32BIT 128KB FLASH 100LQFP
• Manufacturer: Renesas Electronics America
• Series: V850E/Ix3r

Specifications of UPD70F3453GC-8EA-A

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 64MHz
• Connectivity: CSI, EBI/EMI, I²C, UART/USART
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 56
• 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, 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

communication reservation can be made by setting the IICC0.STT0 bit to 1 before a stop condition is detected.
SDA
SCL
Communication reservations are accepted via the following timing.
The communication reservation flowchart is illustrated below.
Hardware processing
Program processing
IIC0:
STT0:
STD0:
SPD0:
SPD0
STD0
1
SDA
SCL
2
IIC shift register 0
Bit 1 of IIC control register 0 (IICC0)
Bit 1 of IIC status register 0 (IICS0)
Bit 0 of IIC status register 0 (IICS0)
Figure 17-14. Timing for Accepting Communication Reservations
3
STT0=1
Communication
reservation
4
Figure 17-13. Communication Reservation Timing
5
6
User’s Manual U18279EJ3V0UD
CHAPTER 17 I
7
Standby mode
8
Generated by master with bus access
9
2
C BUS
Set
SPD0 and
INTIIC
Write
to IIC0
After the IICS0.STD0 bit is set to 1, a
Set
STD0
1
2
3
4
5
909
6