HD6477021X20V Renesas Electronics America, HD6477021X20V Datasheet - Page 344
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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When a compare match B occurs before the compare match A, the 0 data transfer can be
performed before the 1 data transfer, so a non-overlapping waveform can be output. In such cases,
be sure not to change the NDR contents until the compare match A after the compare match B
occurs (non-overlap period). This can be ensured by writing the next data to the NDR using the
IMIA interrupt service routine. The DMAC can also be started up using an IMIA interrupt.
However, these write operations should be performed prior to the next compare match B. The
timing is shown in figure 11.10.
326 RENESAS
Compare
Compare
match A
match B
NDR
DR
Figure 11.10 Non-Overlap Operation and NDR Write Timing
disable period
0 output
NDR write
0/1 output
NDR write
NDR write period
disable period
0 output
NDR write
0/1 output
NDR write
NDR write period
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