UPD70F3740GC-UEU-AX Renesas Electronics America, UPD70F3740GC-UEU-AX Datasheet - Page 619

• 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
complete.
communications.
R01UH0015EJ0300 Rev.3.00
Sep 30, 2010
For reception, receive the required number of data and do not return ACK for the next data immediately after transfer is
Remark
After that, the master device generates the stop condition or restart condition.
n = 0 to 2, m = 0, 1
No
No
No
Clear communication mode flag
Communication direction
Communication direction
Communication mode
Communication mode
ACKEn = WTIMn = 1
SPIEn = 0, IICEn = 1
OCKSm ← XXH
Ready flag = 1?
Clear ready flag
IICCLn ← XXH
SVAn ← XXH
IICCn ← XXH
IICXn ← 0XH
IICFn ← 0XH
Set IICRSVn
ACKDn = 1?
WRELn = 1
Write IICn
Set ports
flag = 1?
flag = 1?
flag = 1?
flag = 1?
START
Yes
Yes
Yes
Yes
Yes
No
Figure 17-21. Slave Operation Flowchart (1)
No
No
Yes
Transmission
start
Refer to Table 4-15 Using Port Pin as Alternate-Function Pins
to set the I
Transfer clock selection
Local address setting
Start condition setting
2
C mode before this function is used.
No
Communication direction
Communication mode
Clear ready flag
Ready flag = 1?
WRELn = 1
Read IICn
flag = 0?
flag = 1?
Yes
Yes
Yes
CHAPTER 17 I
No
No
Reception
start
This causes exit from
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2
C BUS