UPD70F3453GC-8EA-A Renesas Electronics America, UPD70F3453GC-8EA-A Datasheet - Page 271
UPD70F3453GC-8EA-A
Manufacturer Part Number
UPD70F3453GC-8EA-A
Description
MCU 32BIT 128KB FLASH 100LQFP
Manufacturer
Renesas Electronics America
Series
V850E/Ix3r
Datasheet
1.UPD70F3451GC-UBT-A.pdf
(1191 pages)
Specifications of UPD70F3453GC-8EA-A
Core Processor
RISC
Core Size
32-Bit
Speed
64MHz
Connectivity
CSI, EBI/EMI, I²C, UART/USART
Peripherals
DMA, LVD, PWM, WDT
Number Of I /o
56
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3.5 V ~ 5.5 V
Data Converters
A/D 10x12b, 8x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD70F3453GC-8EA-A
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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(2) PWM output mode operation timing
(a) Changing pulse width during operation
To change the PWM waveform while the counter is operating, write the TAAmCCR1 register last.
Rewrite the TAAmCCRa register after writing the TAAmCCR1 register after the INTTAmCC0 signal is
detected.
To transfer data from the TAAmCCRa register to the CCRa buffer register, the TAAmCCR1 register must
be written.
To change both the cycle and active level width of the PWM waveform at this time, first set the cycle to the
TAAmCCR0 register and then set the active level width to the TAAmCCR1 register.
To change only the cycle of the PWM waveform, first set the cycle to the TAAmCCR0 register, and then
write the same value (same as preset value of the TAAmCCR1 register) to the TAAmCCR1 register.
To change only the active level width (duty factor) of the PWM waveform, only the TAAmCCR1 register has
to be set.
After data is written to the TAAmCCR1 register, the value written to the TAAmCCRa register is transferred
to the CCRa buffer register in synchronization with clearing of the 16-bit counter, and is used as the value
compared with the 16-bit counter.
To write the TAAmCCR0 or TAAmCCR1 register again after writing the TAAmCCR1 register once, do so
after the INTTAmCC0 signal is generated. Otherwise, the value of the CCRa buffer register may become
undefined because the timing of transferring data from the TAAmCCRa register to the CCRa buffer register
conflicts with writing the TAAmCCRa register.
Remark
TAAmCCR0 register
CCR0 buffer register
TAAmCCR1 register
CCR1 buffer register
INTTAmCC0 signal
TOAm1 pin output
16-bit counter
TAAmCE bit
V850E/IF3: m = 2, 4, a = 0, 1
V850E/IG3: m = 2 to 4, a = 0, 1
FFFFH
0000H
CHAPTER 6 16-BIT TIMER/EVENT COUNTER AA (TAA)
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