z8f0813 ZiLOG Semiconductor, z8f0813 Datasheet - Page 121

• Manufacturer Part Number: z8f0813
• Description: High-performance 8-bit Microcontrollers
• Manufacturer: ZiLOG Semiconductor

PS024314-0308
The baud rate error relative to the acceptable baud rate is calculated using the following
equation:
For reliable communication, the UART baud rate error must never exceed five percent.
Table 71
Table 71. UART Baud Rates
5.5296 MHz System Clock
Acceptable Rate
UART Baud Rate Error (%)
1250.0
(kHz)
625.0
250.0
115.2
57.6
38.4
19.2
9.60
4.80
2.40
1.20
0.60
0.30
provides information about data rate errors for 5.5296 MHz System Clock.
BRG Divisor
(Decimal)
1152
N/A
N/A
144
288
576
18
36
72
1
3
6
9
=
100
Actual Rate
(kHz)
345.6
115.2
57.6
38.4
19.2
9.60
4.80
2.40
1.20
0.60
0.30
N/A
N/A
×


Actual Data Rate
------------------------------------------------------------------------------------ -
Universal Asynchronous Receiver/Transmitter
Error (%)
Desired Data Rate
Z8 Encore! XP
38.24
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
N/A
N/A
–
Desired Data Rate
Product Specification
®
F0823 Series


111