DF2170VTE33 Renesas Electronics America, DF2170VTE33 Datasheet - Page 127
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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6.3.5
RDNCR selects the read strobe signal (RD) negation timing in a read access to normal space.
Bit
7
6
5
4
3 to 0
RDNn = 0
RDNn = 1
Legend
n = 3 to 0
Figure 6.3 Read Strobe Negation Timing (Example of 3-State Access Space)
Bit Name
RDN3
RDN2
RDN1
RDN0
Read Strobe Timing Control Register (RDNCR)
Data
Data
Initial
Value
0
0
0
0
All 0
R/W
R/W
R/W
R/W
R/W
R/W
T
1
Description
Reserved
Read Strobe Timing Control 3 to 0
These bits set the negation timing of the read strobe in
a corresponding area read access.
As shown in figure 6.3, the read strobe for an area for
which the RDNn bit is set to 1 is negated one half-state
earlier than that for an area for which the RDNn bit is
cleared to 0. The read data setup and hold time
specifications are also one half-state earlier.
0: In an area n read access, the RD is negated at the
1: In an area n read access, the RD is negated one
These bits can be read from or written to. However, the
write value should always be 0.
end of the read cycle
half-state before the end of the read cycle
Bus cycle
T
2
Rev. 2.00, 03/04, page 93 of 534
T
3
(n = 3 to 0)
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