Renesas M32R/ECU Series User Manual page 717

18
• Example of correct setting
• Settings that do not have effect
(1)
(2)
Figure 18.1.4 Procedure for Setting the Oscillation Drive Capability
XDRVP "1"
XDRVP "0"
XDRV Set value
XDRVP "1"
Write to other area
XDRVP "0"
XDRV Set value
XDRVP "1"
XDRVP "1"
XDRVP "0"
XDRV Set value
If a write cycle to other area exists in this interval,
settings of XDRV bits are not reflected.
Because a write cycle to other area exists,
the set value is not reflected.
Because these two consecutive writes comprise a pair,
the next set value is not reflected.
18-6
OSCILLATOR CIRCUIT
18.1 Oscillator Circuit
32180 Group User's Manual (Rev.1.0)