R5F61668RN50FPV Renesas Electronics America, R5F61668RN50FPV Datasheet - Page 83
R5F61668RN50FPV
Manufacturer Part Number
R5F61668RN50FPV
Description
IC H8SX/1668 MCU FLASH 144LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8SX/1600r
Datasheet
1.R5F61668RN50FPV.pdf
(1506 pages)
Specifications of R5F61668RN50FPV
Core Processor
H8SX
Core Size
16/32-Bit
Speed
50MHz
Connectivity
EBI/EMI, I²C, IrDA, SCI, SmartCard, USB
Peripherals
DMA, LVD, POR, PWM, WDT
Number Of I /o
92
Program Memory Size
1MB (1M x 8)
Program Memory Type
FLASH
Ram Size
56K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
144-LQFP
For Use With
R0K561668S000BE - KIT STARTER FOR H8SX/1668R0K561664S001BE - KIT STARTER FOR H8SX/1651HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R5F61668RN50FPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 83 of 1506
- Download datasheet (9Mb)
2.6.2
Figure 2.13 shows the data formats in memory.
The H8SX CPU can access word data and longword data which are stored at any addresses in
memory. When word data begins at an odd address or longword data begins at an address other
than a multiple of 4, a bus cycle is divided into two or more accesses. For example, when
longword data begins at an odd address, the bus cycle is divided into byte, word, and byte
accesses. In this case, these accesses are assumed to be individual bus cycles.
However, instructions to be fetched, word and longword data to be accessed during execution of
the stack manipulation, branch table manipulation, block transfer instructions, and MAC
instruction should be located to even addresses.
When SP (ER7) is used as an address register to access the stack, the operand size should be word
size or longword size.
Memory Data Formats
Data Type
1-bit data
Byte data
Word data
Longword data
Figure 2.13 Memory Data Formats
Address 2M + 1
Address 2N + 1
Address 2N + 2
Address 2N + 3
Address
Address 2M
Address 2N
Address L
Address L
MSB
MSB
MSB
7
7
6
Rev. 2.00 Sep. 24, 2008 Page 49 of 1468
Data Format
5
4
3
2
1
REJ09B0412-0200
LSB
LSB
LSB
0
0
Section 2 CPU
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