UPD70F3451GC-UBT-A Renesas Electronics America, UPD70F3451GC-UBT-A Datasheet - Page 836

• Manufacturer Part Number: UPD70F3451GC-UBT-A
• Description: MCU 32BIT 128KB FLASH 80LQFP
• Manufacturer: Renesas Electronics America
• Series: V850E/Ix3r

Specifications of UPD70F3451GC-UBT-A

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 64MHz
• Connectivity: CSI, I²C, UART/USART
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 44
• 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, 4x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

834
(1) Operation flow
(1), (2), (3)
Remarks 1. The broken lines indicate the hardware processing.
(12)
(13)
(13)
(4)
(5)
(8)
(9)
No
CBnCTL0 register ← A3H
CBnCTL1 register ← 00H
CBnCTL2 register ← 00H
CBnCTL0 register ← 00H
2. The numbers in this figure correspond to the processing numbers in (2) Operation timing.
3. n = 0 to 2
Read CBnRX register
INTCBnRE interrupt
INTCBnR interrupt
CBnOVE bit = 0
CBnTSF bit = 0?
CBnSCE bit = 0
CBnRX register
Start reception
dummy read
(CBnCTL0)
generated?
(CBnSTR)
generated?
(CBnSTR)
START
END
No
Yes
Yes
CHAPTER 16 CLOCKED SERIAL INTERFACE B (CSIB)
Yes
No
(10)
(11)
(8)
(9)
User’s Manual U18279EJ3V0UD
Read CBnRX register
Is data being received
Read CBnRX register
INTCBnR interrupt
CBnSCE bit = 0
(CBnCTL0)
generated?
last data?
(6)
Yes
Yes
No
No
Read CBnRX register
(7)
(9)