Renesas M16C Series User Manual page 343

16-bit single-chip microcomputer
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M30240 Group
Checking the Frequency Synthesizer Locked State Bit
b7
1
1 0 0
Note: Recheck after waiting 0.1 ms until it becomes "1".
Enable the USB Clock
b7
1
1
Note: After setting bit 5, bit 3 should be initialized after waiting one Φ cycle.
Bit 6 should be initialized as needed.
Change DC-DC current mode
b7
Clearing the USB Resume Signal Interrupt Status Flag
b7
0
Figure 3.38: Initializing the USB Resume interrupt (2)
Rev.1.00 Sep 24, 2003 Page 325 of 360
Continued from previous page
b0
Frequency Synthesizer Control Register
0
1
FSC
Frequency Synthesizer Locked State Bit
0 : Unlocked State (Note)
1 : Locked (Frequency Synthesizer Stable)
b0
USB Control Register
1
0 0
0
USBC
USB Clock Enable Bit
1 : Enable 48 MHz Clock
Wait 4 cycles
b0
USB Control Register
0
USBC
Transceiver voltage converter high/low current mode selection
0 : High current mode
b0
USB Interrupt Status Register 2
USBIS2
Resume interrupt status flag
0 : Interrupt not requested
REIT Command Execution
Universal Serial Bus
Address
03DC
16
Address
000C
16
Address
000C
16
Address
0303
16

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