Renesas M16C/50 Series User Manual page 354

M16C/5L Group, M16C/56 Group
17.2.9 Position-Data-Retain Function Control Register (PDRF)
Position-Data-Retain Function Control Register
b7 b6 b5 b4 b3 b2 b1
This register is only enabled in three-phase mode.
R01UH0127EJ0110 Rev.1.10
Sep 01, 2011
b0
Symbol
PDRF
Bit Symbol Bit Name
W-phase position data retain
PDRW
bit
V-phase position data retain
PDRV
bit
U-phase position data retain
PDRU
bit
Retain-trigger polarity select
PDRT
bit
—
No register bits. If necessary, set to 0. The read value is undefined.
(b7-b4)
17. Three-Phase Motor Control Timer Function
Address
030Eh
Function
Input level at IDW pin is retained.
0: Low level
1: High level
Input level at IDV pin is retained.
0: Low level
1: High level
Input level at IDU pin is retained.
0: Low level
1: High level
Select polarity of a retain-trigger
When the INV14 bit is 0 (active low):
0: Falling edge of high-side output signal
1: Rising edge of high-side output signal
When the INV14 bit is 1 (active high):
0: Rising edge of high-side output signal
1. Falling edge of high-side output signal
Reset Value
XXXX 0000b
RW
RO
RO
RO
RW
—
Page 317 of 803