CHAPTER 20 RESET FUNCTION
User’s Manual U16899EJ2V0UD
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Table 20-1. Hardware Statuses After Reset Acknowledgment (3/3)
Hardware
Status After Reset
Acknowledgment
Reset function
Reset control flag register (RESF)
00H
Note 1
Low-voltage detection register (LVIM)
00H
Note 1
Low-voltage detector
Low-voltage detection level selection register (LVIS)
00H
Note 1
Request flag registers 0L, 0H, 1L, 1H (IF0L, IF0H, IF1L, IF1H)
00H
Mask flag registers 0L, 0H, 1L (MK0L, MK0H, MK1L)
FFH
Mask flag register 1H (MK1H)
DFH
Priority specification flag registers 0L, 0H, 1L, 1H (PR0L, PR0H, PR1L,
PR1H)
FFH
External interrupt rising edge enable register (EGP)
00H
Interrupt
External interrupt falling edge enable register (EGN)
00H
Flash protect command register (PFCMD)
Undefined
Flash status register (PFS)
00H
Flash memory
Flash programming mode control register (FLPMC)
0XH
Note 2
Notes 1. These values vary depending on the reset source.
Reset Source
Register
RESET Input
Reset by POC
Reset by WDT
Reset by CLM
Reset by LVI
RESF See
Table 20-2.
LVIM
LVIS
Cleared (00H)
Cleared (00H)
Cleared (00H)
Cleared (00H)
Held
2. Varies depending on the operation mode.
•
User mode: 08H
•
On-board mode: 0CH