m30833fjgp Renesas Electronics Corporation., m30833fjgp Datasheet - Page 189

• Manufacturer Part Number: m30833fjgp
• Description: Renesas 16/32-bit Single-chip Microcomputer M16c Family / M32c/80 Series
• Manufacturer: Renesas Electronics Corporation.

M
R
R
e
E
3
. v
J
2
Figure 15.4 IDB0, IDB1 and DTT Registers
0
C
1
9
3 .
8 /
B
0
1
3
0
3
G
J
4
a
o r
0 -
n
b7
Three-Phase Output Buffer Register i
Dead Time Timer
b7
NOTES:
NOTES:
3 .
u
1
p
, 1
3
1. Use the MOV instruction to set the DTT register.
2. The DTT register is enabled when the INV15 bit in the INVC1 register is set to "0" (dead time
1. Values of the IDB0 and IDB1 registers are transferred to the three-phase output shift register by a
b6
1
(
2
transfer trigger.
signal first. Then the value written in the IDB1 register on the falling edge of timers A1, A2 and A4 one-
shot pulse determines each phase output signal.
enabled). No dead time can be set when the INV15 bit is set to "1" (dead time disabled). The INV06
bit in the INVC0 register determines start trigger of the DTT register.
M
After the transfer trigger occurs, the values written in the IDB0 register determine each phase output
0
b5
3
0
2
6
b4
C
8 /
b3
Page 166
, 3
b2
M
3
b1
2
C
b0
b0
f o
8 /
(1, 2)
4
3
(b7 - b6)
If setting value is n, the timer stops when counting
n times a count source selected by the INV12 bit
after start trigger occurs. Positive or negative
phase, which changes from inactive level to active
level, shifts when the dead time timer stops.
Symbol
8
) T
DWBi
DUBi
DVBi
DWi
DUi
8
DVi
Bit
Symbol
DTT
Symbol
IDB0, IDB1
U-Phase Output Buffer i
U-Phase Output Buffer i
V-Phase Output Buffer i
V-Phase Output Buffer i
W-Phase Output Buffer i
W-Phase Output Buffer i
Nothing is assigned. When write, set to "0".
When read, its content is "0."
Bit Name
Function
Address
030C
Address
030A
16
16
(1)
, 030B
(i=0, 1)
15. Three-Phase Motor Control Timer Functions
16
Write output level
0: Active level
1: Inactive level
When read, the value of the three-
phase shift register is read.
Function
After Reset
XX11 1111
Setting Range
After Reset
Indeterminate
1 to 255
2
RW
RW
RW
RW
RW
RW
RW
RO
RW
WO