UPD70F3740GC-UEU-AX Renesas Electronics America, UPD70F3740GC-UEU-AX Datasheet - Page 609

• Manufacturer Part Number: UPD70F3740GC-UEU-AX
• Description: MCU 32BIT V850ES/JX3 100-LQFP
• Manufacturer: Renesas Electronics America
• Series: V850ES/Jx3r

Specifications of UPD70F3740GC-UEU-AX

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 32MHz
• Connectivity: CSI, EBI/EMI, I²C, UART/USART
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 84
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 40K x 8
• Voltage - Supply (vcc/vdd): 2.85 V ~ 3.6 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

V850ES/JG3
communication reservation can be made by setting the IICCn.STTn bit to 1 before a stop condition is detected (n = 0 to 2).
R01UH0015EJ0300 Rev.3.00
Sep 30, 2010
SDA0n
SCL0n
Communication reservations are accepted via the following timing.
Remark
Remark
SDA0n
Hardware processing
1
SCL0n
Program processing
SPDn
STDn
n = 0 to 2
2
n = 0 to 2
STTn:
STDn:
SPDn:
3
Figure 17-16. Timing for Accepting Communication Reservations
Bit of IICCn register
Bit of IICSn register
Bit of IICSn register
4
Communication
reservation
STTn
= 1
Figure 17-15. Communication Reservation Timing
5
6
7
Standby mode
8
Generated by master with bus access
9
Set SPDn
and INTIICn
Write to
IICn
Set
STDn
After the IICSn.STDn bit is set to 1, a
1
2
3
CHAPTER 17 I
4
5
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6
2
C BUS