UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 634

• Manufacturer Part Number: UPD78F0550MA-FAA-AX
• Description: MCU 8BIT 16-SSOP
• Manufacturer: Renesas Electronics America
• Series: 78K0/Kx2-Lr

Specifications of UPD78F0550MA-FAA-AX

• Package / Case: *
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 10MHz
• Number Of I /o: 12
• Core Processor: 78K/0
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Program Memory Size: 4KB (4K x 8)
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Peripherals: LVD, POR, PWM, WDT
• Connectivity: I²C, LIN, UART/USART
• Core Size: 8-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

634
external input pin (EXLVI)
Notes 1.
Remark <1> to <6> in Figure 22-7 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 22.4.1 (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, refer to CHAPTER 20
RESET FUNCTION.
Figure 22-7. 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 22 LOW-VOLTAGE DETECTOR
<5>
<6>
Preliminary User’s Manual U19111EJ2V1UD
<4> Wait time
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