UPD70F3451GC-UBT-A Renesas Electronics America, UPD70F3451GC-UBT-A Datasheet - Page 960
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
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD70F3451GC-UBT-A
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 960 of 1191
- Download datasheet (6Mb)
18.9 Bus Priority Order
access.
18.10 Boundary Operation Conditions
18.10.1 Program space
and fetching from the external memory is not performed.
18.10.2 Data space
the case of word data and halfword data, however, the bus cycle will be generated at least twice if data is not aligned
to the boundary, which causes the bus efficiency to drop.
958
There are two external bus cycles: instruction fetch and operand data access.
In order of priority, operand data access is the higher and instruction fetch is the lower.
However, an instruction fetch may be inserted between a read access and write access during a read modify write
Branching to the on-chip peripheral I/O area is prohibited. If the above is performed, undefined data is fetched,
The
Through this function, data can be allocated to all addresses, regardless of the data format (word or halfword). In
(1) In the case of halfword-length data access
(2) In the case of word-length data access
μ
When the address’s LSB is 1, a byte-length bus cycle will be generated 2 times.
(a) When the address’s LSB is 1, bus cycles will be generated in the order of byte-length bus cycle,
(b) When the address’s lower 2 bits are 10, a halfword-length bus cycle will be generated 2 times.
PD70F3454GC-8EA-A and 70F3454F1-DA9-A are provided with an address misalign function.
halfword-length bus cycle, and byte-length bus cycle.
Priority Order
High
Low
CHAPTER 18 BUS CONTROL FUNCTION
Table 18-3. Bus Priority Order
Operand data access
Instruction fetch
User’s Manual U18279EJ3V0UD
External Bus Cycle
CPU
CPU
Bus Master
Related parts for UPD70F3451GC-UBT-A
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
KIT STARTER FOR M16C/29
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/2D
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
R0K33062P STARTER KIT
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/23 E8A
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/25
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER H8S2456 SHARPE DSPLY
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C38C
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C35C
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8CL3AC+LCD APPS
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR RX610
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R32C/118
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT DEV RSK-R8C/26-29
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR SH7124
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR H8SX/1622
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT DEV FOR SH7203
Manufacturer:
Renesas Electronics America
Datasheet: