DF2170VTE33 Renesas Electronics America, DF2170VTE33 Datasheet - Page 126
DF2170VTE33
Manufacturer Part Number
DF2170VTE33
Description
MCU 3V 256K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Datasheet
1.DF2170BVTE33V.pdf
(572 pages)
Specifications of DF2170VTE33
Core Processor
H8S/2000
Core Size
16-Bit
Speed
33MHz
Connectivity
SCI, USB
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
76
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Other names
HD64F2170VTE33
HD64F2170VTE33
HD64F2170VTE33
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2170VTE33V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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6.3.4
BCR is used for idle cycle settings and enabling or disabling of the write data buffer function.
Rev. 2.00, 03/04, page 92 of 534
Bit
15 to 9
8
7 to 4
3
2
1
0
Bus Control Register (BCR)
Bit Name
WDBE
IDLE1
IDLE0
IDLC1
IDLC0
Initial
Value
All 0
0
All 0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Reserved
These bits can be read from or written to. However, the
write value should always be 0.
Write Data Buffer Enable
The write data buffer function can be used for an
external write cycle or DMAC single address transfer
cycle.
0: Write data buffer function not used
1: Write data buffer function used
Reserved
These bits can be read from or written to. However, the
write value should always be 0.
Idle Cycle Enable
These bits enable the idle cycle insertion.
00: Idle cycle insertion is disabled.
01: When read accesses to different areas are
10: When read accesses to different areas are
11: When read accesses to different areas are
Idle Cycle State Number Select
These bits specify the number of idle cycle states to be
inserted.
00: 1 state
01: 2 states
10: 3 states
11: 4 states
continued or external accesses are continued after
a single address transfer, idle cycle insertion is
enabled.
continued, external accesses are continued after a
single address transfer, or write accesses are
continued after a read, idle cycle insertion is
enabled.
continued, external accesses are continued after a
single address transfer, write accesses are
continued after a read, or read accesses are
continued after a write, idle cycle insertion is
enabled.
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