R01UH0092EJ0110 Rev.1.10
Page 341 of 807
Jul 31, 2012
M16C/64C Group
19. Three-Phase Motor Control Timer Function
19.2.9
Position-Data-Retain Function Control Register (PDRF)
This register is only enabled in three-phase mode.
b7 b6 b5 b4
b1
b2
b3
Symbol
PDRF
Address
030Eh
Reset Value
XXXX 0000b
b0
Function
Bit Symbol
Bit Name
RW
—
(b7-b4)
RW
—
PDRT
V-phase position data retain
bit
Position-Data-Retain Function Control Register
PDRV
RO
Input level at IDW pin is retained.
0: Low level
1: High level
W-phase position data retain
bit
PDRW
RO
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
Retain-trigger polarity select
bit
No register bits. If necessary, set to 0. The read value is undefined.
RO
PDRU
Input level at IDU pin is retained.
0: Low level
1: High level
U-phase position data retain
bit
Input level at IDV pin is retained.
0: Low level
1: High level
Содержание M16C Series
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