M16C65 Datasheet, PDF (411/829 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M16C/60

Under development
M16C/65 Group
Preliminary Specification
This is a preliminary specification and is subject to change.
19. Three-Phase Motor Control Timer Function
19.2.9 Position-Data-Retain Function Control Register (PDRF)
Position-Data-Retain Function Control Register
b7 b6 b5 b4 b3 b2 b1 b0
Symbol
PDRF
Address
030Eh
After Reset
XXXX 0000b
Bit Symbol
Bit Name
Function
RW
PDRW
W-phase position data retain
bit
Input level at IDW pin is retained.
0: Low level
1: High level
RO
PDRV
V-phase position data retain
bit
Input level at IDV pin is retained.
0: Low level
1: High level
RO
PDRU
U-phase position data retain
bit
Input level at IDU pin is retained.
0: Low level
1: High level
RO
PDRT
Retain-trigger polarity select
bit
Select polarity of a retain-trigger
0: Rising edge of high-side output signal
1: Falling edge of high-side output signal
RW
—
(b7-b4)
No register bits. If necessary, set to 0. Read as undefined value
RW
This register is valid in three-phase mode only.
REJ09B0484-0030 Rev.0.30 Sep 09, 2008
Page 376 of 791