UPD70F3738GF-GAS-AX Renesas Electronics America, UPD70F3738GF-GAS-AX Datasheet - Page 877

• Manufacturer Part Number: UPD70F3738GF-GAS-AX
• Description: MCU 32BIT V850ES/JX3-L 100-LQFP
• Manufacturer: Renesas Electronics America
• Series: V850ES/Jx3-Lr

Specifications of UPD70F3738GF-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: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K 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: -

24.4.5 Reset function operation
Notes 1. The bit to be set differs depending on the reset source.
2. The internal oscillator cannot be stopped.
RESET pin
WDT2
CLM
LVI
Reset Source
Start (reset source generated)
CPU starts operation at 00000000H
Internal oscillation and main clock
Set RESF register
oscillation stabilization
CCLS.CCLSF bit = 1?
Emergency operation
WDT2 count up starts
Reset occurs
(f
oscillation start,
time secured?
CPU
(reset mode)
reset ends
0
1
Value before reset is retained. 1
Value before reset is retained. Value before reset is retained. 1
Main clock
f
CPU
= f
= f
X
Yes
operation mode)
Yes
/8, f
X
WDT2RF Bit
Figure 24-7. Reset Function Operation
(in normal
R
→
)
Note 1
CHAPTER 24 RESET FUNCTION
User’s Manual U18953EJ5V0UD
No
No
0
Value before reset is retained. Value before reset is retained.
CCLS.CCLSF bit ← 1
Normal operation
WDT2 overflow?
WDT2 restart
f
CPU
Software processing
CRMRF Bit
= f
Yes
R
Note 2
(in emergency operation mode)
No
0
Value before reset is retained.
LVIRF Bit
875