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CHAPTER 16 RESET FUNCTION
User’s Manual U15104EJ2V0UD
Table 16-1. Hardware Status After Reset (2/2)
Hardware
Status After Reset
A/D converter
Mode register 3 (ADM3)
00H
A/D conversion result register 3 (ADCR3)
Undefined
Analog input channel specification register 3 (ADS3)
00H
Power-fail comparison mode register 3 (PFM3)
00H
Power-fail comparison threshold value register 3 (PFT3)
00H
Interrupt
Request flag registers (IF0L and IF0H)
00H
Mask flag registers (MK0L and MK0H)
FFH
Priority specification flag registers (PR0L and PR0H)
FFH
External interrupt rising edge enable register (EGP)
00H
External interrupt falling edge enable register (EGN)
00H
PLL frequency synthesizer
PLL mode select register (PLLMD)
00H
PLL reference mode register (PLLRF)
0FH
PLL unlock F/F judge register (PLLUL)
Retained
Note 1
PLL data registers (PLLRH, PLLRL, and PLLR0)
Undefined
PLL data transfer register (PLLNS)
00H
Frequency counter
IF counter mode select register (IFCMD)
00H
IF counter gate judge register (IFCJG)
00H
IF counter control register (IFCCR)
00H
IF counter register (IFCR)
0000H
Power-on clear
POC status register (POCS)
Retained
Note 2
Notes 1. Undefined only at power-on clear reset
2. 03H only at power-on clear reset