Rohm LAPIS SEMICONDUCTOR ML620Q503, User Manual

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ML620Q503/Q504 User's Manual
Chapter 9 Function Timer(FTM)
FEUL620Q504 9–7
9.2.2 FTMn Period Register (FTnP : n=0,1,2,3)
Address: 0F400H(FT0P), 0F420H(FT1P), 0F440H(FT2P), 0F460H(FT3P)
Access: R/W
Access size: 16 bits
Initial value: FFFFH
7 6 5 4 3 2 1 0
- FTnP7 FTnP6 FTnP5 FTnP4 FTnP3 FTnP2 FTnP1 FTnP0
R/W R/W R/W R/W R/W R/W R/W R/W R/W
Initial value 1 1 1 1 1 1 1 1
15 14 13 12 11 10 9 8
- FTnP15 FTnP14 FTnP13 FTnP12 FTnP11 FTnP10 FTnP9 FTnP8
R/W R/W R/W R/W R/W R/W R/W R/W R/W
Initial value 1 1 1 1 1 1 1 1
FTnP is a special function register (SFR) used to set the cycle (clock count of one cycle) of FTMn.
The valid range is 0001H to FFFFH (clock count: 2 to 65536).
Set this register after setting the operation mode using FTnMD.
Description of Bits
•
FTnP15-0 (bits 15 to 0)
FTnMD FTnP15-0 Description
TIMER
CAPTURE
PWM1
PWM2
0001H-FFFFH Set one period to FTnP setting value + 1 clock.
[Note]
When 0000H is written to this register, one period is set to 2 clocks. The read value is 0000H.