Renesas rl78 User Manual
RL78/G1A
CHAPTER 19 RESET FUNCTION
Figure 19-1.
Block Di
agram of Reset Function
Internal bus
Reset control flag
register (RESF)
Set
Set
Set
Set
Set
Clear
Clear
Clear
Clear
Clear
Reset signal to LVIM/LVIS register
Reset signal
Voltage detector reset signal
Power-on reset circuit reset signal
RESF register read signal
Reset signal by execution of illegal instruction
Reset signal by RAM parity error
Reset signal by illegal-memory access
Watchdog timer reset signal
RPERF
IAWRF
WDTRF
RESET
TRAP
LVIRF
Caution
An LVD circuit internal r
ese
t does not reset the LVD circuit.
Rema
rk
s
1.
LVIM: Voltage
detection re
gis
ter
2.
LVIS: Voltage
detectio
n
leve
l register
R01UH0305EJ0200 Rev.2.00
741
Jul 04, 2013