UPD70F3451GC-UBT-A Renesas Electronics America, UPD70F3451GC-UBT-A Datasheet - Page 291
UPD70F3451GC-UBT-A
Manufacturer Part Number
UPD70F3451GC-UBT-A
Description
MCU 32BIT 128KB FLASH 80LQFP
Manufacturer
Renesas Electronics America
Series
V850E/Ix3r
Datasheet
1.UPD70F3451GC-UBT-A.pdf
(1191 pages)
Specifications of UPD70F3451GC-UBT-A
Core Processor
RISC
Core Size
32-Bit
Speed
64MHz
Connectivity
CSI, I²C, UART/USART
Peripherals
DMA, LVD, PWM, WDT
Number Of I /o
44
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, 4x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD70F3451GC-UBT-A
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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later detected, the count value of the 16-bit counter is stored in the TAAmCCRa register, the 16-bit counter is cleared
to 0000H, and a capture interrupt request signal (INTTAmCCa) is generated.
interrupt request signal (INTTAmOV) is generated at the next count clock, and the counter is cleared to 0000H and
continues counting. At this time, the overflow flag (TAAmOPT0.TAAmOVF bit) is also set to 1. Clear the overflow flag
to 0 by executing the CLR instruction via software.
When the TAAmCE bit is set to 1, the 16-bit counter starts counting. When the valid edge input to the TIAma pin is
The pulse width is calculated as follows.
If the valid edge is not input to the TIAma pin even when the 16-bit counter counted up to FFFFH, an overflow
If the overflow flag is set to 1, the pulse width can be calculated as follows.
Remark
Pulse width = Captured value × Count clock cycle
Pulse width = (10000H × TAAmOVF bit set (1) count + Captured value) × Count clock cycle
TAAmCCRa register
INTTAmCCa signal
Remark
INTTAmOV signal
V850E/IF3: m = 2, 4, a = 0, 1
V850E/IG3: m = 2 to 4, a = 0, 1
TIAma pin input
TAAmOVF bit
16-bit counter
TAAmCE bit
FFFFH
0000H
V850E/IF3: m = 2, 4, a = 0, 1
V850E/IG3: m = 2 to 4, a = 0, 1
Figure 6-43. Basic Timing in Pulse Width Measurement Mode
CHAPTER 6 16-BIT TIMER/EVENT COUNTER AA (TAA)
0000H
User’s Manual U18279EJ3V0UD
D
0
D
1
Cleared to 0 by
CLR instruction
D
2
D
3
289
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