DF2170VTE33 Renesas Electronics America, DF2170VTE33 Datasheet - Page 334
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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11.3.8
BRR is an 8-bit register that adjusts the bit rate. As the SCI performs baud rate generator control
independently for each channel, different bit rates can be set for each channel. Table 11.2 shows
the relationships between the N setting in BRR and bit rate B for asynchronous mode. The initial
value of BRR is H'FF, and it can be read or written to by the CPU at all times.
Table 11.2 Relationships between N Setting in BRR and Bit Rate B
Note: B: Bit rate (bit/s)
Table 11.3 shows sample N settings in BRR in asynchronous mode. Table 11.4 shows the
maximum bit rate for each frequency in asynchronous mode.
Rev. 2.00, 03/04, page 300 of 534
Mode
Asynchronous
Mode
CKS1
0
0
1
1
N: BRR setting for baud rate generator (0 ≤ N ≤ 255)
φ: Operating frequency (MHz)
n: Determined by the SMR settings shown in the following tables.
SMR Setting
Bit Rate Register (BRR)
CKS0
0
1
0
1
Bit Rate
B =
64
2
φ
2n−1
n
0
1
2
3
10
6
(N + 1)
Error
Error (%) = {
B
64
φ
2
2n−1
10
6
(N + 1)
− 1 }
100
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