z8f1601 ZiLOG Semiconductor, z8f1601 Datasheet - Page 111

• Manufacturer Part Number: z8f1601
• Description: Z8 Encore!? Microcontroller With Flash Memory And 10-bit A/d Converter
• Manufacturer: ZiLOG Semiconductor

Table 58. UART Baud Rates
PS017609-0803
20.0 MHz System Clock
16.667 MHz System Clock
Desired Rate
Desired Rate
1250.0
1250.0
(kHz)
(kHz)
625.0
250.0
115.2
625.0
250.0
115.2
57.6
38.4
19.2
9.60
4.80
2.40
1.20
0.60
0.30
57.6
38.4
19.2
9.60
4.80
2.40
1.20
0.60
0.30
BRG Divisor
BRG Divisor
(Decimal)
(Decimal)
1042
2083
4167
1736
3472
130
260
521
109
217
434
868
11
22
33
65
18
27
54
1
2
5
1
2
4
9
Actual Rate
Actual Rate
1041.69
1250.0
(kHz)
(kHz)
625.0
250.0
113.6
520.8
260.4
115.7
57.87
56.8
37.9
19.2
9.62
4.81
2.40
1.20
0.60
0.30
38.6
19.3
9.56
4.80
2.40
1.20
0.60
0.30
Error
Error
-16.67
-16.67
-1.36
-1.36
-1.36
-0.03
-0.03
-0.01
-0.45
-0.83
0.00
0.00
0.00
0.16
0.16
0.16
0.02
4.17
0.47
0.47
0.47
0.47
0.01
0.01
0.01
0.01
(%)
(%)
Z8F640x/Z8F480x/Z8F320x/Z8F240x/Z8F160x
18.432 MHz System Clock
11.0592 MHz System Clock
Desired Rate
Desired Rate
1250.0
1250.0
(kHz)
(kHz)
625.0
250.0
625.0
250.0
115.2
115.2
57.6
38.4
19.2
9.60
4.80
2.40
1.20
0.60
0.30
57.6
38.4
19.2
9.60
4.80
2.40
1.20
0.60
0.30
BRG Divisor
BRG Divisor
(Decimal)
(Decimal)
1920
3840
1152
2304
N/A
120
240
480
960
144
288
576
10
20
30
60
12
18
36
72
1
2
5
1
3
6
Actual Rate
Actual Rate
1152.0
(kHz)
(kHz)
576.0
230.4
115.2
691.2
230.4
115.2
57.6
38.4
19.2
9.60
4.80
2.40
1.20
0.60
0.30
N/A
57.6
38.4
19.2
9.60
4.80
2.40
1.20
0.60
0.30
Z8 Encore!
-7.84%
-7.84%
-7.84%
Error
Error
10.59
-7.84
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
N/A
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
(%)
(%)
UART
®
93