HD6477021X20V Renesas Electronics America, HD6477021X20V Datasheet - Page 277
HD6477021X20V
Manufacturer Part Number
HD6477021X20V
Description
MCU 5V 32K PB-FREE 100-TQFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7020r
Datasheet
1.HD6417020SVX12IV.pdf
(511 pages)
Specifications of HD6477021X20V
Core Processor
SH-1
Core Size
32-Bit
Speed
20MHz
Connectivity
EBI/EMI, SCI
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
32KB (32K x 8)
Program Memory Type
OTP
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6477021X20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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PWM Mode Operation: Figure 10.29 illustrates PWM mode operations. When the PWM mode
is set, the TIOCA pin becomes the output pin. Output is 1 when the TCNT matches the GRA, and
0 when the TCNT matches the GRB. The TCNT can be cleared by compare match with either
GRA or GRB. This can be used in both free-running and synchronized operation.
Figure 10.30 shows examples of PWM waveforms output with 0% and 100% duty cycles. A 0%
duty waveform can be obtained by setting the counter clear source to GRB and then setting GRA
to a larger value than GRB. A 100% duty waveform can be obtained by setting the counter clear
source to GRA and then setting GRB to a larger value than GRA.
Figure 10.28 Procedure for Selecting the PWM Mode
Select counter clear source
Select counter clock
Select PWM mode
Start counting
PWM mode
PWM mode
Set GRA
Set GRB
(1)
(4)
(2)
(3)
(5)
(6)
RENESAS 259
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