UPD70F3451GC-UBT-A Renesas Electronics America, UPD70F3451GC-UBT-A Datasheet - Page 996

• 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: -

994
Note For details of the ISPR register, see 20.3.6 In-service priority register (ISPR).
INTC acknowledged
CPU processing
CHAPTER 20 INTERRUPT/EXCEPTION PROCESSING FUNCTION
Figure 20-4. Maskable Interrupt Servicing
EIPC
EIPSW
ECR.EICC
PSW.EP
PSW.ID
Corresponding
bit of ISPR
PC
Maskable interrupt request
than that of other interrupt
priority of interrupt requests
that of interrupt currently
with the same priority?
Interrupt servicing
User’s Manual U18279EJ3V0UD
Priority higher than
Priority higher
Highest default
being serviced?
Note
xxMK = 0
INT input
PSW.NP
xxIF = 1
request?
PSW.ID
Yes
Yes
Yes
Yes
Yes
0
0
Restored PC
PSW
Exception code
0
1
Handler address
1
1
1
No
Interrupt requested?
No
Is the interrupt
mask released?
No
No
No
Interrupt request held pending
Interrupt request held pending