UPD78F1144AGB-GAH-AX Renesas Electronics America, UPD78F1144AGB-GAH-AX Datasheet - Page 644

• Manufacturer Part Number: UPD78F1144AGB-GAH-AX
• Description: MCU 16BIT 78K0R/KX3 64-LQFP
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Kx3r

Specifications of UPD78F1144AGB-GAH-AX

• Core Processor: 78K/0R
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: 3-Wire SIO, I²C, LIN, UART/USART
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 50
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

642
external input pin (EXLVI)
Notes 1.
Remark <1> to <6> in Figure 20-7 above correspond to <1> to <6> in the description of “When starting
Internal reset signal
Input voltage from
(set by software)
(set by software)
(set by software)
(set by software)
LVI reset signal
LVIRF flag
2.
3.
LVISEL flag
LVIMD flag
LVIMK flag
LVION flag
LVIF flag
operation” in 20.4.1 (2) When detecting level of input voltage from external input pin (EXLVI).
The LVIMK flag is set to “1” by reset signal generation.
The LVIIF flag of the interrupt request flag registers and the LVIF flag may be set (1).
LVIRF is bit 0 of the reset control flag register (RESF). For details of RESF, see CHAPTER 18
RESET FUNCTION.
Figure 20-7. Timing of Low-Voltage Detector Internal Reset Signal Generation
V
Note 3
EXLVI
H
Note 1
<1>
<2>
<3>
Note 2
used for reset
Set LVI to be
CHAPTER 20 LOW-VOLTAGE DETECTOR
<5>
<6>
<4> Wait time
User’s Manual U17854EJ9V0UD
Not cleared
Not cleared
Not cleared
(Bit: LVISEL = 1)
Cleared by
software
Not cleared
Not cleared
Not cleared
Cleared by
software
Not cleared
Not cleared
Not cleared
Time