Z8F6421VN00ZEM Zilog, Z8F6421VN00ZEM Datasheet - Page 131
Z8F6421VN00ZEM
Manufacturer Part Number
Z8F6421VN00ZEM
Description
KIT ICE Z8 ENCORE 64K 44PLCC
Manufacturer
Zilog
Series
Z8 Encore!®r
Type
In-Circuit Emulator Systemr
Specifications of Z8F6421VN00ZEM
Contents
Emulator Board, Cables, Software and Documentation
For Use With/related Products
Z8 Encore! 44-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
269-3394
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Table 59. UART Baud Rate High Byte Register (UxBRH)
Table 60. UART Baud Rate Low Byte Register (UxBRL)
PS019921-0308
BITS
FIELD
RESET
R/W
ADDR
BITS
FIELD
RESET
R/W
ADDR
7
7
For a given UART data rate, the integer baud rate divisor value is calculated using the
following equation:
The baud rate error relative to the desired baud rate is calculated using the following
equation:
For reliable communication, the UART baud rate error must never exceed 5 percent.
Table 61
used crystal oscillator frequencies.
UART Baud Rate Divisor Value (BRG)
UART Baud Rate Error (%)
provides information on data rate errors for popular baud rates and commonly
6
6
5
5
=
100
F46H and F4EH
F47H and F4FH
4
4
×
BRH
R/W
BRL
R/W
Actual Data Rate Desired Data Rate
------------------------------------------------------------------------------------------ -
1
1
=
Round
3
3
Desired Data Rate
System Clock Frequency (Hz)
------------------------------------------------------------------------
16
×
Z8 Encore! XP
UART Data Rate (bits/s)
–
2
2
Product Specification
1
1
®
F64XX Series
0
0
UART
117
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