m37905 Renesas Electronics Corporation., m37905 Datasheet - Page 215

• Manufacturer Part Number: m37905
• Description: Mitsubishi 16-bit Single-chip Microcomputer 7700 Family / 7900 Series
• Manufacturer: Renesas Electronics Corporation.

PULSE OUTPUT PORT MODE
9.5 Pulse output port mode operation
Fig. 9.5.3 Example of pulse output port mode operation (3)
9-34
three-phase output data register 0
Contents of bits 5 to 0 of
Timer A0 interrupt
RTP0
RTP0
RTP0
RTP0
RTP1
RTP1
PWM signal
PWM signal
PWM signal
by timer A1
by timer A2
by timer A4
request bit
0
1
2
3
0
1
output
output
output
output
output
output
FFFF
0000
16
16
n
n : Reloaded value
The above applies when the following conditions are satisfied:
• Pulse mode 1 selected
• Pulse width modulation applied (in a unit of 2 pins; timers A1, A2, and A4 are used.)
• Positive polarity
Starts counting
1
Undefined
Undefined
Undefined
Undefined
Undefined
Undefined
1 : Written by software
2 : When avoiding undefined output in these terms (in other words, when stabilizing
3 : Cleared to “0” by an interrupt request acceptance or cleared by software.
these output level), be sure to follow the procedure “Processing of avoiding undefined
output before starting pulse output” in Figure 9.4.2.
001100
7905 Group User’s Manual Rev.1.0
1
2
2
2
2
2
2
Starts pulse outputting
2
3
1
011000
2
3
1
110000
2
3
1
100001
2
3
1