RX610 Group
6. Resets
R01UH0032EJ0120 Rev.1.20
Page 159 of 1006
Feb 20, 2013
6.4
Determining Reset Generation Source
Reading RSTCSR and RSTSR allows the LSI to determine which reset was used to execute the reset exception handling.
Figure 6.2 shows an example of flow to identify a reset generation source.
No
Yes
No
Yes
Deep software standby reset
Pin reset
Watchdog timer reset
RSTCSR.RSTE = 1
& RSTCSR.WOVF = 1
RSTSR.DPSRSTF = 1
Reset exception handling
Figure 6.2 Example of Flow to Identify a Reset Generation Source
6.5
Usage Notes
6.5.1
Notes on Design of Board
The XTAL pin and the reset pin are crossly arranged on the RX610 Group. Therefore, to avoid the reference from the
clock signal, the reset signal should be guarded by GND.
Summary of Contents for RX600 Series
Page 1006: ...RX610 Group R01UH0032EJ0120 ...