MC68HC908AS32A Datasheet, PDF (188/280 Pages) Freescale Semiconductor, Inc – Microcontrollers

Serial Communications Interface (SCI)
SCP[1:0]
00
00
00
00
00
00
00
00
01
01
01
01
01
01
01
01
10
10
10
10
10
10
10
10
11
11
11
11
11
11
11
11
Table 14-8. SCI Baud Rate Selection Examples
Prescaler
Divisor (PD)
1
1
1
1
1
1
1
1
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
13
13
13
13
13
13
13
13
SCR[2:1:0]
000
001
010
011
100
101
110
111
000
001
010
011
100
101
110
111
000
001
010
011
100
101
110
111
000
001
010
011
100
101
110
111
Baud Rate
Divisor (BD)
1
2
4
8
16
32
64
128
1
2
4
8
16
32
64
128
1
2
4
8
16
32
64
128
1
2
4
8
16
32
64
128
Baud Rate
(f_Crystal = 4.9152 MHz)
76,800
38,400
19,200
9600
4800
2400
1200
600
25,600
12,800
6400
3200
1600
800
400
200
19,200
9600
4800
2400
1200
600
300
150
5908
2954
1477
739
369
185
92
46
MC68HC908AS32A Data Sheet, Rev. 2.0
188
Freescale Semiconductor