h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 409

• Manufacturer Part Number: h8s-2649
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Table 13.6 BRR Settings for Various Bit Rates (Clocked Synchronous Mode)
[Legend]
Blank: Setting prohibited.
 :
*:
Table 13.7 Maximum Bit Rate with External Clock Input (Clocked Synchronous Mode)
Bit Rate
(bit/s)
110
250
500
1k
2.5k
5k
10k
25k
50k
100k
250k
500k
1M
2.5M
5M
φ (MHz)
4
6
8
10
12
Can be set, but there will be a degree of error.
Continuous transfer is not possible.
n

2
2
1
1
0
0
0
0
0
0
0
0
External Input
Clock (MHz)
0.6667
1.0000
1.3333
1.6667
2.0000
4
N

249
124
249
99
199
99
39
19
9
3
1
0*
n
3
2
2
1
1
0
0
0
0
0
0
0
Maximum Bit
Rate (bit/s)
666666.7
1.000000.0
1333333.3
1666666.7
2000000.0
8
N
124
249
124
199
99
199
79
39
19
7
3
1
Operating Frequency φ (MHz)
n



1
1
0
0
0
0
0
0
0
10
N



249
124
249
99
49
24
9
4
0*
φ (MHz)
14
16
18
20
24
Section 13 Serial Communication Interface (SCI)
n
3
3
2
2
1
1
0
0
0
0
0
0
Rev. 2.00 Dec. 05, 2005 Page 371 of 724
16
External Input
Clock (MHz)
2.3333
2.6667
3.0000
3.3333
4
N
249
124
249
99
199
99
159
79
39
15
7
3
n


2
1
1
0
0
0
0
0
0
0
0
20
N


124
249
124
199
99
49
19
9
4
1
0*
Maximum Bit
Rate (bit/s)
2333333.3
2666666.7
3000000.0
3333333.3
4000000.0
REJ09B0200-0200
n


2
2
1
1
1
0
0
0
0


24
N


149
74
149
59
29
59
23
11
5

