M30803FGFP#U3 Renesas Electronics America, M30803FGFP#U3 Datasheet - Page 135

• Manufacturer Part Number: M30803FGFP#U3
• Description: MCU 3/5V 256K I-TEMP PB-FREE 100
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/80r

Specifications of M30803FGFP#U3

• Core Processor: M16C/80
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SIO, UART/USART
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 85
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 20K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 10x10b, D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

M
R
R
e
E
1
v
Figure 15.8 Timing chart of operation (3)
J
6
1 .
0
C
9
0 .
8 /
Timer B2
Timer A4 output
U phase output
signal
U phase
B
Trigger signal for
(timer B2 overflow
signal)
U phase
output signal
U phase
timer Ai start
0
0
A carrier wave of sawtooth waveform
0
1
A
8
G
Signal wave
u
7
o r
. g
0 -
u
1
Carrier wave
0
p
0
, 2
0
Note: Set to sawtooth modulation mode and to three-phase mode 0.
Dead time
2
0
0
5
Page 122
m
f o
3
Interrupt occurres.
Rewriting the value of timer A4.
2
9
n
15. Three-phase motor control timers’ functions
o
Data transfer is made from the three-
phase buffer register to the three-
phase shift register in step with the
timing of the timer B overflow.
p
The three-phase
shift register
shifts in
synchronization
with the falling
edge of timer A4.