UPD70F3737GF-GAS-AX Renesas Electronics America, UPD70F3737GF-GAS-AX Datasheet - Page 808
UPD70F3737GF-GAS-AX
Manufacturer Part Number
UPD70F3737GF-GAS-AX
Description
MCU 32BIT V850ES/JX3-L 100-LQFP
Manufacturer
Renesas Electronics America
Series
V850ES/Jx3-Lr
Datasheet
1.UPD70F3737GF-GAS-AX.pdf
(1071 pages)
Specifications of UPD70F3737GF-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
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
8K 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
-
Available stocks
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Part Number
Manufacturer
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Price
Company:
Part Number:
UPD70F3737GF-GAS-AX
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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21.4 Software Exception
21.4.1 Operation
routine.
handler address is 00000040H, and if the vector is 10H to 1FH, the handler address is 00000050H.
806
A software exception occurs when the CPU executes the TRAP instruction, and can always be acknowledged.
If a software exception occurs, the CPU performs the following processing and transfers control to the handler
<1> Saves the current PC to EIPC.
<2> Saves the current PSW to EIPSW.
<3> Writes an exception code to the lower 16 bits (EICC) of ECR (interrupt source).
<4> Sets the PSW.EP and PSW.ID bits to 1.
<5> Sets the handler address (00000040H or 00000050H) for the software exception to the PC and transfers
The processing of a software exception is shown below.
The handler address is determined by the TRAP instruction’s operand (vector). If the vector is 00H to 0FH, the
Note TRAP instruction format: TRAP vector (the vector is a value from 00H to 1FH.)
control.
CHAPTER 21 INTERRUPT SERVICING/EXCEPTION PROCESSING FUNCTION
CPU processing
Figure 21-9. Software Exception Processing
User’s Manual U18953EJ5V0UD
EIPC
EIPSW
ECR.EICC
PSW.EP
PSW.ID
PC
Exception processing
TRAP instruction
PC
PSW
Exception code
1
1
Handler address
Note
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