Adding 32 KB of Serial SRAM to
Although Stellaris microcontrollers have generous internal SRAM capabilities, certain applicationsmay have data storage requirements that exceed the 8...
Although Stellaris microcontrollers have generous internal SRAM capabilities, certain applicationsmay have data storage requirements that exceed the 8...
HDB3(High Density Bipolar三階高密度雙極性)碼是在AMI碼的基礎(chǔ)上改進(jìn)的一種雙極性歸零碼,它除具有AMI碼功率譜中無直流分量,可進(jìn)行差錯(cuò)自檢等優(yōu)點(diǎn)外,還克服了AMI碼當(dāng)信息中出現(xiàn)連“0”碼時(shí)定時(shí)提取困難的缺點(diǎn),而且HDB3碼頻譜能量主要集中在基波頻率以...
HDB3(High Density Bipolar三階高密度雙極性)碼是在AMI碼的基礎(chǔ)上改進(jìn)的一種雙極性歸零碼,它除具有AMI碼功率譜中無直流分量,可進(jìn)行差錯(cuò)自檢等優(yōu)點(diǎn)外,還克服了AMI碼當(dāng)信息中出現(xiàn)連“0”碼時(shí)定時(shí)提取困難的缺點(diǎn),而且HDB3碼頻譜能量主要集中在基波頻率以...
A. 產(chǎn)生一個(gè)長(zhǎng)為1000的二進(jìn)制隨機(jī)序列,“0”的概率為0.8,”1”的概率為0.2;B. 對(duì)上述數(shù)據(jù)進(jìn)行歸零AMI編碼,脈沖寬度為符號(hào)寬度的50%,波形采樣率為符號(hào)率的8倍,畫出前20個(gè)符號(hào)對(duì)應(yīng)的波形(同時(shí)給出前20位信源序列);C. 改用HDB3碼,畫出前20個(gè)符號(hào)對(duì)應(yīng)的波形;D. 改用密勒碼...
一些比較基本的程序,適合初學(xué)者。有AMI的碼型編碼、升余弦的頻譜分析、多徑信道的處理等等。...