Digi NS9215 Computer Hardware User Manual


 
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SERIAL CONTROL MODULE: HDLC
HDLC Clock Divider High
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Use the HDLC CLock Divider Low register to set bits 07:00 of the clock divider. This
is the equation for the HDLC clock rate:
Register
Register bit
assignment
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HDLC Clock Divider High
Address: 9002_911C
Use the HDLC CLock Divider High register to set bits 14:08 of the clock divider.
Register
HDLC rate (bps) =
29.4912 MHz
16 x (DIV = 1)
13 12 11 10 9 8 7 6 5 4 3 2 1 015 14
31 29 28 27 26 25 24 23 22 21 20 19 18 17 1630
Not used
Not used
DI VL
Bits Access Mnemonic Reset Description
D31:08 R Not used 0 Write this field to 0.
D07:00 R/W DIVL 0 Eight LSBs of the divider that generates the HDLC
transmit and receive clock.
13 12 11 10 9 8 7 6 5 4 3 2 1 015 14
31 29 28 27 26 25 24 23 22 21 20 19 18 17 1630
Not used
Not used
DIVHEN