Table 16.6 Brr Settings For Various Bit Rates (Clocked Synchronous Mode); Table 16.7 Maximum Bit Rate With External Clock Input (Clocked Synchronous Mode) - Renesas H8S/2437 Hardware Manual

Table 16.6 BRR Settings for Various Bit Rates (Clocked Synchronous Mode)

2
Bit Rate
n N
(bit/s)
110 3 70
250 2 124
500 1 249
1k 1 124
2.5k 0 199
5k 0 99
10k 0 49
25k 0 19
50k 0 9
100k 0 4
250k 0 1
500k 0 0*
1M
2.5M
5M
[Legend]
Blank: Setting prohibited.
 :
Can be set, but there will be a degree of error.
Continuous transmission or reception is not possible.
*:

Table 16.7 Maximum Bit Rate with External Clock Input (Clocked Synchronous Mode)

External Input
φ φ φ φ (MHz)
Clock (MHz)
2 0.3333
4 0.6667
6 1.0000
8 1.3333
10 1.6667
Operating Frequency φ φ φ φ (MHz)
4 8
n N n
 
2 249 3
2 124 2
1 249 2
1 99 1
0 199 1
0 99 0
0 39 0
0 19 0
0 9 0
0 3 0
0 1* 0
0 0 0
Maximum Bit
Rate (bit/s)
333333.3
666666.7
1000000.0
1333333.3
1666666.7
10
N n N
 
124
 
249
 
124
199 1 249
99 1 124
199 0 249
79 0 99
39 0 49
19 0 24
7 0 9
3 0 4
1
0 0*
External Input
φ φ φ φ (MHz)
Clock (MHz)
12 2.0000
14 2.3333
16 2.6667
18 3.0000
20 3.3333
Rev. 1.00, 09/03, page 441 of 704
16
n N n
3 249

3 124

2 249
2 99 2
1 199 1
1 99 1
0 159 0
0 79 0
0 39 0
0 15 0
0 7 0
0 3 0
0
0
Maximum Bit
Rate (bit/s)
2000000.0
2333333.3
2666666.7
3000000.0
3333333.3
20
N


124
249
124
199
99
49
19
9
4
1
0*