MC68HC908GZ8 Datasheet, PDF (249/344 Pages) Motorola, Inc – Microcontrollers

Freescale Semiconductor, Inc.
Enhanced Serial Communications Interface (ESCI) Module
I/O Registers
PS[2:1:0]
000
111
111
111
111
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
Table 19-12. ESCI Baud Rate Selection Examples
PSSB[4:3:2:1:0]
XXXXX
00000
00001
00010
11111
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
XXXXX
SCP[1:0]
00
00
00
00
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
Prescaler
Divisor
(BPD)
1
1
1
1
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
000
000
000
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
1
1
1
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_Bus= 4.9152 MHz)
76,800
9600
9562.65
9525.58
8563.07
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
MC68HC908GZ8
MOTOROLA
Enhanced Serial Communications Interface (ESCI) Module
For More Information On This Product,
Go to: www.freescale.com
Data Sheet
249