UPD78F1146AGB-GAH-AX Renesas Electronics America, UPD78F1146AGB-GAH-AX Datasheet - Page 653

• Manufacturer Part Number: UPD78F1146AGB-GAH-AX
• Description: MCU 16BIT 78K0R/KX3 64-LQFP
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Kx3r

Specifications of UPD78F1146AGB-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: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 12K 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: -

• Checking reset source
Note
Remark If bit 2 (LVISEL) of the low voltage detection register (LVIM) is set to “1”, the meanings of the above
Reset by the illegal instruction execution not issued by emulation with the in-circuit emulator or on-chip
When instruction code FFH is executed.
debug emulator.
words change as follows.
• Supply voltage (V
• Detection voltage (V
Figure 20-11. Example of Software Processing After Reset Release (2/2)
Reset processing by
low-voltage detector
DD
Check reset source
WDRF of RESF
LVIRF of RESF
TRAP of RESF
)
LVI
register = 1?
register = 1?
register = 1?
CHAPTER 20 LOW-VOLTAGE DETECTOR
) → Detection voltage (V
→ Input voltage from external input pin (EXLVI)
No
No
Yes
User’s Manual U17854EJ9V0UD
Yes
Yes
No
illegal instruction execution
EXLVI
Power-on-clear/external
Reset processing by
Reset processing by
reset generated
watchdog timer
= 1.21 V)
Note
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