UPD70F3769GF-GAT-AX Renesas Electronics America, UPD70F3769GF-GAT-AX Datasheet - Page 1258
UPD70F3769GF-GAT-AX
Manufacturer Part Number
UPD70F3769GF-GAT-AX
Description
MCU 32BIT V850ES/JX3-U 128-LQFP
Manufacturer
Renesas Electronics America
Series
V850ES/Jx3-Ur
Datasheet
1.UPD70F3763GC-UEU-AX.pdf
(1411 pages)
Specifications of UPD70F3769GF-GAT-AX
Core Processor
RISC
Core Size
32-Bit
Speed
48MHz
Connectivity
CSI, EBI/EMI, I²C, UART/USART, USB
Peripherals
DMA, LVD, PWM, WDT
Number Of I /o
96
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
56K x 8
Voltage - Supply (vcc/vdd)
2.85 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
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD70F3769GF-GAT-AX
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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V850ES/JG3-U, V850ES/JH3-U
28.4 Operation
28.4.1 To use for internal reset signal
R01UH0043EJ0300 Rev.3.00
Sep 30, 2010
Depending on the setting of the LVIM.VIMD bit, an interrupt signal (INTLVI) or an internal reset signal is generated.
How to specify each operation is described below, together with timing charts.
<To start operation>
<1> Mask the interrupt of LVI.
<2> Set the LVIM.LVION bit to 1 (to enable operation).
<3> Insert a wait cycle of 0.2 ms (max.) or more by software.
<4> By using the LVIM.LVIF bit, check if the supply voltage > detected voltage.
<5> Set the LVIMD bit to 1 (to generate an internal reset signal).
Caution If the LVIMD bit is set to 1, the content of the LVIM register cannot be changed until a reset request
LVI reset request signal
LVI detected voltage
Supply voltage (V
Internal reset signal
LVI detected signal
other than LVI is generated.
(2.95 V (TYP.))
(active low)
LVION bit
Figure 28-2. Operation Timing of Low-Voltage Detector (LVIMD Bit = 1)
DD
)
Delay
CHAPTER 28 LOW-VOLTAGE DETECTOR (LVI)
Clear
Delay
Page 1258 of 1408
Time
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