M30280F6HP RENESAS [Renesas Technology Corp], M30280F6HP Datasheet - Page 145

• Manufacturer Part Number: M30280F6HP
• Description: 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/Tiny SERIES
• Manufacturer: RENESAS [Renesas Technology Corp]

M
R
R
1
e
E
Figure 12.27 INVC1 Register
. v
6
J
C
0
2
9
Three-phase PWM Control Register 1
NOTES:
2 /
b7 b6 b5 b4 b3 b2 b1 b0
0
0 .
B
8
0
0
0
G
1. Write to this register after setting the PRC1 bit in the PRCR register to “1” (write enable). Note also that this
2. A start trigger is generated by writing to the TB2 register only while timer B2 stops.
3. The effects of the INV11 bit are described in the table below.
4. If the INV06 bit is “1” (sawtooth wave modulation mode), set this bit to “0” (three-phase mode 0). Also, if the
5. The INV13 bit is effective only when the INV06 bit is “0” (triangular wave modulation mode) and the INV11 bit
6. If all of the following conditions hold true, set the INV16 bit to “1” (dead time timer triggered by the rising edge
4
J
7
a
o r
register can only be rewritten when timers A1, A2, A4 and B2 are idle.
INV11 bit is “0”, set the PWCON bit to “0” (timer B2 reloaded by a timer B2 underflow).
is “1” (three-phase mode 1).
of three-phase output shift register output)
Conversely, if either one of the above conditions holds false, set the INV16 bit to “0” (dead time timer triggered
by the falling edge of one-shot pulse).
0 -
. n
u
• The INV15 bit is “0” (dead time timer enabled)
• When the INV03 bit is set to “1” (three-phase motor control timer output enabled), the Dij bit and DiBj bit (i:
Mode
TA11, TA21, TA41 registers
INV00 bit, INV01 bit
INV13 bit
2
U, V, or W, j: 0 to 1) have always different values (the positive-phase and negative-phase always output
different levels during the period other than dead time).
p
3
0
, 1
0
(
M
2
1
0
0
6
7
C
Item
2 /
, 8
page 125
M
Bit Symbol
1
6
INV14
INV10
INV11
INV12
INV13
INV15
INV16
(b7)
C
Symbol
INVC1
2 /
f o
8
3
) B
8
5
Three-phase mode 0
Not Used
Has no effect. ICTB2 counted every time
timer B2 underflows regardless of
whether the INV00 to INV01 bits are set.
Has no effect
Output polarity control bit
Dead time invalid bit
Timer A1, A2, A4 start
trigger signal select bit
Timer A1-1, A2-1, A4-1
control bit
Dead time timer count
source select bit
Carrier wave detect flag
Dead time timer trigger
select bit
Reserved bit
(1)
Address
0349
Bit Name
16
INV11=0
(2)
(4)
After Reset
00
0 : Output waveform “L” active
1 : Output waveform “H” active
0: Timer B2 underflow
1: Timer B2 underflow and write to the
0 : f
1 : f
0: Timer Reload control signal is set to "0"
1: Timer Reload control signal is set to "1"
0: Dead time timer enabled
1: Dead time timer disabled
0: Falling edge of timer A4, A1 or A2
1: Rising edge of three-phase output shift
This bit should be set to “0”
0: Three-phase mode 0
1: Three-phase mode 1
16
TB2 register
one-shot pulse
register (U, V or W phase) output
1
1
or f
divided by 2 or f
2
Three-phase mode 1
Used
Effect
Effective when INV11 bit is “1” and
INV06 bit is “0”
Function
2
divided by 2
INV11=1
(3)
(5)
RW
RW
RW
RW
RW
RW
RW
RW
RO
12. Timer