UPD70F3738GF-GAS-AX Renesas Electronics America, UPD70F3738GF-GAS-AX Datasheet - Page 748

• Manufacturer Part Number: UPD70F3738GF-GAS-AX
• Description: MCU 32BIT V850ES/JX3-L 100-LQFP
• Manufacturer: Renesas Electronics America
• Series: V850ES/Jx3-Lr

Specifications of UPD70F3738GF-GAS-AX

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: CSI, EBI/EMI, I²C, UART/USART
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 84
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 2.2 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: -

746
Remarks 1. Conform the transmission and reception formats to the specifications of the product involved in
2. When using the V850ES/JG3-L as the master in a multimaster system, read the IICSn.MSTSn
3. When using the V850ES/JG3-L as the slave in a multimaster system, confirm the status using
4. n = 0 to 2
the communication.
bit for each INTIICn interrupt occurrence to confirm the arbitration result.
the IICSn and IICFn registers for each INTIICn interrupt occurrence to determine the next
processing.
No
No
EXCn = 1 or COIn = 1?
Not in communication
Transfer completed?
interrupt occurred?
interrupt occurred?
Figure 19-19. Master Operation in Multimaster System (3/3)
MSTSn = 1?
ACKDn = 1?
MSTSn = 1?
ACKDn = 1?
TRCn = 1?
WTIMn = 1
Restarted?
Write IICn
Write IICn
STTn = 1
INTIICn
INTIICn
C
C
1
2
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
Communication start
(address, transfer direction specification)
Transmission start
Waiting for ACK detection
Waiting for data transmission
User’s Manual U18953EJ5V0UD
Slave operation
CHAPTER 19 I
SPTn = 1
END
2
2
2
C BUS
WTIMn = WRELn = 1
Transfer completed?
interrupt occurred?
interrupt occurred?
MSTSn = 1?
MSTSn = 1?
ACKEn = 1
WTIMn = 0
WRELn = 1
ACKEn = 0
Read IICn
INTIICn
INTIICn
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
Waiting for ACK detection
Reception start
Waiting for data
transmission
2
2