HD6473258P10 Renesas Electronics America, HD6473258P10 Datasheet - Page 186
HD6473258P10
Manufacturer Part Number
HD6473258P10
Description
IC H8 MCU OTP 32K 64DIP
Manufacturer
Renesas Electronics America
Series
H8® H8/325r
Datasheet
1.HD6413238F10.pdf
(301 pages)
Specifications of HD6473258P10
Core Processor
H8/300
Core Size
8-Bit
Speed
10MHz
Connectivity
SCI, UART/USART
Number Of I /o
53
Program Memory Size
32KB (32K x 8)
Program Memory Type
OTP
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
64-DIP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Peripherals
-
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9.2.8 Bit Rate Register (BRR) – H’FFD9
Bit
Initial value
Read/Write
The BRR is an 8-bit register that, together with the CKS1 and CKS0 bits in the SMR, determines
the baud rate output by the baud rate generator.
The BRR is initialized to H’FF (the slowest rate) at a reset and in the standby modes.
Tables 9-3 and 9-4 show examples of BRR (N) and CKS (n) settings for commonly used bit rates.
Table 9-3. Examples of BRR Settings in Asynchronous Mode (1)
Bit
rate
110
150
300
600
1200
2400
4800
9600
19200 —
31250 —
38400 —
n
1
0
0
0
0
0
—
—
2
N
70
207 +0.16
103 +0.16
51
25
12
—
—
—
—
—
R/W
7
1
Error
(%)
+0.03
+0.16
+0.16
+0.16
—
—
—
—
—
R/W
n
1
0
0
0
0
0
0
0
0
—
0
6
1
XTAL Frequency (MHz)
2.4576
N
86
255 0
127 0
63
31
15
7
3
1
—
0
R/W
5
1
Error
(%)
+0.31
0
0
0
0
0
0
—
0
179
R/W
4
1
n
1
1
0
0
0
0
0
—
—
0
—
R/W
4
N
141
103
207
103
51
25
12
—
—
1
—
3
1
Error
(%)
+0.03
+0.16
+0.16
+0.16
+0.16
+0.16
+0.16
—
—
0
—
R/W
2
1
n
1
1
0
0
0
0
0
—
—
—
—
R/W
1
1
4.194304
N
148
108
217
108
54
26
13
—
—
—
—
R/W
0
1
Error
(%)
–0.04
+0.21
+0.21
+0.21
–0.70
+1.14
–2.48
—
—
—
—
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