R5F61662N50FPV Renesas Electronics America, R5F61662N50FPV Datasheet - Page 273
R5F61662N50FPV
Manufacturer Part Number
R5F61662N50FPV
Description
MCU 24KB FLASH 384K 144-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8SX/1600r
Datasheet
1.R0K561622S000BE.pdf
(1070 pages)
Specifications of R5F61662N50FPV
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
384KB (384K x 8)
Program Memory Type
FLASH
Ram Size
40K 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
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R5F61662N50FPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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(4)
If an external access occurs after a single address transfer write while bit IDLS3 in IDLCR is set
to 1, idle cycles specified by bits IDLCA1 and IDLCA0 are inserted at the start of the external
access (n = 0 to 7).
Figure 8.40 shows an example of the operation in this case. In this example, bus cycle A is a
single address transfer (write cycle) and bus cycle B is a CPU write cycle. In (a), an idle cycle is
not inserted, and a conflict occurs in bus cycle B between the external device write data and this
LSI write data. In (b), an idle cycle is inserted, and a data conflict is prevented.
Figure 8.40 Example of Idle Cycle Operation (Write after Single Address Transfer Write)
Bφ
Address bus
CS (area A)
CS (area B)
LLWR
DACK
Data bus
External Access after Single Address Transfer Write
(a) No idle cycle inserted
Bus cycle A
T
1
(IDLS3 = 0)
T
2
Output floating
time is long.
T
3
Bus cycle B
T
1
T
2
Data conflict
Rev. 2.00 Sep. 16, 2009 Page 243 of 1036
T
Bus cycle A
1
(IDLS3 = 1, IDLCA1 = 0, IDLCA0 = 0)
T
2
(b) Idle cycle inserted
Section 8 Bus Controller (BSC)
T
3
T
Bus cycle B
i
REJ09B0414-0200
T
1
T
2
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