Samsung mikroskop P8245 Håndbog

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Samsung mikroskop P8245
S3C8245/P8245/C8249/P8249 CONTROL REGISTER
4-7
CLKCON System Clock Control Register D4H Set 1
Bit Identifier .7 .6 .5 .4 .3 .2 .1 .0
nRESET Value 0 0 0 0 0 0 0 0
Read/Write R/W R/W
Addressing Mode Register addressing mode only
.7–.5 Not used for the S3C8245/C8249
.4–.3
CPU Clock (System Clock) Selection Bits
(note)
0 0 fxx/16
0 1 fxx/8
1 0 fxx/2
1 1 fxx
.2–.0 Not used for the S3C8245/C8249
NOTE: After a reset, the slowest clock (divided by 16) is selected as the system clock. To select faster clock speeds, load
the appropriate values to CLKCON.3 and CLKCON.4.
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