UPD70F3737GC-UEU-AX Renesas Electronics America, UPD70F3737GC-UEU-AX Datasheet - Page 667
UPD70F3737GC-UEU-AX
Manufacturer Part Number
UPD70F3737GC-UEU-AX
Description
MCU 32BIT V850ES/JX3-L 100-LQFP
Manufacturer
Renesas Electronics America
Series
V850ES/Jx3-Lr
Datasheet
1.UPD70F3737GC-UEU-AX.pdf
(861 pages)
Specifications of UPD70F3737GC-UEU-AX
Package / Case
*
Voltage - Supply (vcc/vdd)
2.2 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Speed
20MHz
Number Of I /o
84
Core Processor
RISC
Program Memory Type
FLASH
Ram Size
8K x 8
Program Memory Size
128KB (128K x 8)
Data Converters
A/D 12x10b, D/A 2x8b
Oscillator Type
Internal
Peripherals
DMA, LVD, PWM, WDT
Connectivity
CSI, EBI/EMI, I²C, UART/USART
Core Size
32-Bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number:
UPD70F3737GC-UEU-AX
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Caution To perform multiple interrupt servicing, the values of the EIPC and EIPSW registers must be
Interrupt request o
Interrupt request s
Interrupt request i
Interrupt request l
Figure 19-7. Example of Processing in Which Another Interrupt Request Signal Is Issued
saved before executing the EI instruction. When returning from multiple interrupt servicing,
restore the values of EIPC and EIPSW after executing the DI instruction.
(level 2)
(level 2)
(level 3)
(level 1)
Main routine
EI
CHAPTER 19 INTERRUPT/EXCEPTION PROCESSING FUNCTION
Interrupt request n
request p
Interrupt request u
Interrupt
(level 2)
Interrupt request k
Interrupt
request j
(level 3)
(level 1)
(level 3)
(level 1)
request m
(level 2)
(level 2)
request t
While an Interrupt Is Being Serviced (2/2)
Interrupt
Interrupt
EI
Servicing of o
Preliminary User’s Manual U18953EJ1V0UD
EI
request q
Interrupt
(level 1)
Servicing of i
Servicing of j
Servicing of s
Note 1
Servicing of l
Servicing of n
Note 2
Servicing of u
Servicing of t
Servicing of m
EI
Servicing of p
request r
Interrupt
(level 0)
Servicing of k
EI
Servicing of q
Pending interrupt requests t and u are
acknowledged after servicing of s.
Because the priorities of t and u are the same, u is
acknowledged first because it has the higher
default priority, regardless of the order in which the
interrupt requests have been generated.
If levels 3 to 0 are acknowledged
Interrupt request j is held pending because its
priority is lower than that of i.
k that occurs after j is acknowledged because it
has the higher priority.
Interrupt requests m and n are held pending
because servicing of l is performed in the interrupt
disabled status.
Pending interrupt requests are acknowledged after
servicing of interrupt request l.
At this time, interrupt request n is acknowledged
first even though m has occurred first because the
priority of n is higher than that of m.
Notes 1. Lower default priority
Servicing of r
2. Higher default priority
667
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