UPD70F3201YGC-YEU-A Renesas Electronics America, UPD70F3201YGC-YEU-A Datasheet - Page 436

• Manufacturer Part Number: UPD70F3201YGC-YEU-A
• Description: MCU 32BIT I2C 100TQFP
• Manufacturer: Renesas Electronics America
• Series: V850ES/Sx2r

Specifications of UPD70F3201YGC-YEU-A

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: CSI, EBI/EMI, I²C, UART/USART
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 68
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 2.7 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

serviced (when PSW.NP = 1 or PSW.ID = 1) are held pending internally by the interrupt controller. In such case, if the
interrupts are unmasked, or when PSW.NP = 0 and PSW.ID = 0 as set by the RETI and LDSR instructions, input of
the pending INT starts the new maskable interrupt servicing.
434
The INT input masked by the interrupt controllers and the INT input that occurs while another interrupt is being
Note For the ISPR register, see 17.3.6 In-service priority register (ISPR).
CPU processing
INTC accepted
CHAPTER 17 INTERRUPT/EXCEPTION PROCESSING FUNCTION
Figure 17-4. 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
Priority higher than
Priority higher
Highest default
being serviced?
Note
User’s Manual U15905EJ2V1UD
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
No
Is the interrupt
mask released?
No
No
No
Interrupt request held pending
Interrupt request held pending