UPD70F3451GC-UBT-A Renesas Electronics America, UPD70F3451GC-UBT-A Datasheet - Page 730
UPD70F3451GC-UBT-A
Manufacturer Part Number
UPD70F3451GC-UBT-A
Description
MCU 32BIT 128KB FLASH 80LQFP
Manufacturer
Renesas Electronics America
Series
V850E/Ix3r
Datasheet
1.UPD70F3451GC-UBT-A.pdf
(1191 pages)
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
-
Available stocks
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14.5 Interrupt Request Signals
reception end interrupt request signal and transmission enable interrupt request signal follow in this order.
728
The following three interrupt request signals are generated from UARTAn.
• Reception error interrupt request signal (INTUAnRE)
• Reception end interrupt request signal (INTUAnR)
• Transmission enable interrupt request signal (INTUAnT)
Among these three interrupt signals, the reception error interrupt signal has the highest default priority, and the
(1) Reception error interrupt request signal (INTUAnRE)
(2) Reception end interrupt request signal (INTUAnR)
(3) Transmission enable interrupt request signal (INTUAnT)
A reception error interrupt request signal is generated while reception is enabled by ORing the three types of
reception errors (parity error, framing error, and overrun error) explained in the UAnSTR register section.
A reception end interrupt request signal is output when data is shifted into the UARTAn receive shift register
and transferred to the UAnRX register in the reception enabled status.
No reception end interrupt request signal is generated in the reception disabled status.
If transmit data is transferred from the UAnTX register to the UARTAn transmit shift register with transmission
enabled, the transmission enable interrupt request signal is generated.
CHAPTER 14 ASYNCHRONOUS SERIAL INTERFACE A (UARTA)
Table 14-2. Interrupts and Their Default Priorities
Reception error
Reception end
Transmission enable
Interrupt
User’s Manual U18279EJ3V0UD
Priority
High
Low
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