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3.2Baud Rate Generator Programming
The baud rate generator (hereafter referred to as the BRG) of the SCC consists of a
Clock_Frequency
Time_Const 2Baud_RateClock_Mode 2
Where:
Clock_Frequency = crystal frequency of 9.8304 MHz
Clock_Mode = value programmed in WR4
Baud_Rate = desired baud rate
Table 4 Time constants for common baud rates
Baud Rate | Baud Constant (Hex) |
38400 - - - - - - - - - - - - - - - - - - - - - - - 007EH 19200 - - - - - - - - - - - - - - - - - - - - - - - 00FEH 9600 - - - - - - - - - - - - - - - - - - - - - - - - 01FEH 4800 - - - - - - - - - - - - - - - - - - - - - - - - 03FEH 2400 - - - - - - - - - - - - - - - - - - - - - - - - 07FEH 1200 - - - - - - - - - - - - - - - - - - - - - - - - 0FFEH 600 - - - - - - - - - - - - - - - - - - - - - - - - - 1FFEH 300 - - - - - - - - - - - - - - - - - - - - - - - - - 3FFEH
(for 9.8304 Mhz Clock)
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