NEC 78K0S/KB1+ User Manual page 251

Table 15-1. Hardware Statuses After Reset Acknowledgment (2/2)
Serial interface UART6
Multiplier
Reset function
Low-voltage detector
Interrupt
Flash memory
Note These values change as follows depending on the reset source.
Reset Source
Register
RESF WDTRF
LVIRF
LVIM
LVIS
CHAPTER 15 RESET FUNCTION
Hardware
Receive buffer register 6 (RXB6)
Transmit buffer register 6 (TXB6)
Asynchronous serial interface operation mode register 6 (ASIM6)
Asynchronous serial interface reception error status register 6
(ASIS6)
Asynchronous serial interface transmission error status register 6
(ASIF6)
Clock select register 6 (CKSR6)
Baud rate generator control register 6 (BRGC6)
Asynchronous serial interface control register 6 (ASICL6)
Input select control register (ISC)
16-bit Multiplication result storage register (MUL0)
Data registers (MRA0, MRB0)
Control register (MULC0)
Reset control flag register (RESF)
Low-voltage detection register (LVIM)
Low-voltage detection level select register (LVIS)
Request flag registers (IF0, IF1)
Mask flag registers (MK0, MK1)
External interrupt mode registers (INTM0, INTM1)
Flash protect command register (PFCMD)
Flash status register (PFS)
Flash programming mode control register (FLPMC)
Flash programming command register (FLCMD)
Flash address pointer L (FLAPL)
Flash address pointer H (FLAPH)
Flash address pointer H compare register (FLAPHC)
Flash address pointer L compare register (FLAPLC)
Flash write buffer register (FLW)
RESET Input
Cleared (0) Cleared (0)
Cleared (00H) Cleared (00H)
User's Manual U17446EJ3V1UD
Reset by POC Reset by WDT
Set (1)
Held
Cleared (00H)
Status After Reset
FFH
FFH
01H
00H
00H
00H
FFH
16H
00H
Undefined
Undefined
00H
Note
00H
Note
00H
Note
00H
00H
FFH
00H
Undefined
00H
Undefined
00H
Undefined
00H
00H
00H
Reset by LVI
Held
Set (1)
Held
251