UPD70F3737GF-GAS-AX Renesas Electronics America, UPD70F3737GF-GAS-AX Datasheet - Page 864
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
Quantity
Price
Company:
Part Number:
UPD70F3737GF-GAS-AX
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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862
No
Normal operation after reset source generated
Set RTCBUMCTL0.RBMSET to 1
(specific sequence), and set up the status
in which RTC backup mode is enabled.
Prohibit NMIs (INTF02 and INTR02 to 0)
and set up a status in which INTWD2 is
not immediately generated , or stop
WDT2 or the WDT2 source clock.
Set SOSCAMCTL.AMPHS to 1
(specific sequence),
and set the subclock (fXT) to
ultra low consumption mode.
Set RTCBUMCTL0.RBMSET to 1
(specific sequence), and
set the RTC backup mode.
Clear SOSCAMCTL.AMPHS to 0
(specific sequence), and set the
subclock (f
Clear RTCBUMCTL0.RBMSET to 0
exit the RTC backup mode.
(specific sequence), and
Specify that the LVI be used
as an interrupt (and use the LVIS
register to specify a detection
level of 2.8
Set the operation clock
in accordance with V
(2.2V@5MHz, 2.0V@2.5 MHz, etc).
Use the RC1CC0.RC1CKS bit
to specify f
clock and start RTC operation.
Setting the normal stop mode
voltage specified by LVIS?
RTC backup operation
INTLVI generated ?
Does the RTC have
Normal operation
Disable the DMA
Restore V
the initial status?
XT
External reset ?
LVIM.LVIF = 1 ?
+ −
) to normal oscillation
Yes
Yes
Yes
No
Yes
0.1 or 2.3 0.1 V).
XT
NOP
as the operation
DD
Figure 23-2. RTC backup mode setting procedure example
DD
RTC backup mode
exiting
(External reset)
to the
+ −
voltage
No
No
No
Yes
RTC backup mode
setting
RTC backup mode
initial setting
CHAPTER 23 STANDBY FUNCTION
User’s Manual U18953EJ5V0UD
Return from INTLVI interrupt servicing
by using an RETI instruction.
Start pending INTLVI interrupt servicing.
Exiting the normal STOP mode
INTLVI generated
LVIM.LVIF = 1 ?
Yes
No
RTC backup mode
exiting (INTLVI)
If necessary, allow EIs and NMIs,
and change clock settings.
Return from INTLVI interrupt servicing
by using an RETI instruction.
Clear RTCBUMCTL0.RBMSET to 0
(specific sequence), and
exit the RTC backup mode.
Clear SOSCAMCTL.AMPHS to 0
(specific sequence), and set the
subclock (f
XT
) to normal oscillation
NOP
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