HD6473937W Renesas Electronics America, HD6473937W Datasheet - Page 285
HD6473937W
Manufacturer Part Number
HD6473937W
Description
MCU FLASH OTP 60K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300L SLPr
Datasheet
1.HD6473937RXV.pdf
(523 pages)
Specifications of HD6473937W
Core Processor
H8/300L
Core Size
8-Bit
Speed
10MHz
Connectivity
SCI
Peripherals
POR, WDT
Number Of I /o
59
Program Memory Size
60KB (60K x 8)
Program Memory Type
OTP
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6473937W
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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8. Bit rate register (BRR)
BRR is an 8-bit register that designates the transmit/receive bit rate in accordance with the baud
rate generator operating clock selected by bits CKS1 and CKS0 of the serial mode register (SMR).
BRR can be read or written by the CPU at any time.
BRR is initialized to H'FF upon reset, and in standby, module standby, or watch mode.
Table 10-6 shows examples of BRR settings in asynchronous mode. The values shown are for
active (high-speed) mode.
Table 10-6 Examples of BRR Settings for Various Bit Rates (Asynchronous Mode) (1)
Bit Rate
(bit/s)
110
150
200
250
300
600
1200
2400
4800
9600
19200
31250
38400
Bit
Initial value
Read/Write
OSC
32.8 kHz
n
Cannot be used,
as error exceeds
3%
N
BRR7
R/W
Error
(%)
7
1
38.4 kHz
n
—
0
0
—
0
0
—
—
—
—
—
—
—
BRR6
R/W
6
1
N
—
3
2
—
1
0
—
—
—
—
—
—
—
Error
(%)
—
0
0
—
0
0
—
—
—
—
—
—
—
BRR5
R/W
5
1
2 MHz
n
—
2
0
0
0
0
0
0
—
—
—
0
—
BRR4
R/W
N
—
12
155
124
103
51
25
12
—
—
—
0
—
4
1
Error
(%)
—
0.16
0.16
0
0.16
0.16
0.16
0.16
—
—
—
0
—
BRR3
R/W
3
1
2.4576 MHz
n
2
3
3
0
3
3
2
2
0
0
0
—
0
BRR2
N
21
3
2
153
1
0
1
0
7
3
1
—
0
R/W
2
1
Error
(%)
–0.83 —
0
0
–0.26 0
0
0
0
0
0
0
0
—
0
BRR1
R/W
4 MHz
n
2
—
2
0
0
0
0
—
—
0
—
1
1
N
—
25
—
249
12
103
51
25
12
—
—
1
—
BRR0
R/W
0
1
Error
(%)
—
0.16
—
0
0.16
0.16
0.16
0.16
0.16
—
—
0
—
271
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