鏅傞枔锛�2024/4/25 14:20:05
闁辫畝锛�417
SAMD21绯诲垪浣跨敤32浣岮rm?Cortex?-M0+铏曠悊鍣ㄧ殑浣庡姛鑰楀井鎺у埗鍣�锛岃寖鍦嶅緸32鑵冲埌64鑵筹紝鍏锋湁楂橀仈256 KB鐨凢lash鍜�32 KB鐨凷RAM銆係AMD21绯诲垪鐨勬渶澶у伐浣滈牷鐜囩偤48 MHz锛岄仈鍒�2.46 CoreMark/MHz銆傚畠鍊戣ō瑷堢偤绨″柈鐩磋鐨勯伔绉伙紝鍏锋湁鐩稿悓鐨勫瑷ā濉�锛屽崄鍏�插埗鍏煎浠ｇ⒓锛岀浉鍚岀殑绶氭�у湴鍧�鏄犲皠锛屼互鍙婄敘(ch菐n)鍝佺郴鍒椾腑鎵�鏈夎ō鍌欎箣闁撶殑pin鍏煎閬风Щ璺緫銆傛墍鏈夎ō鍌欓兘鍖呮嫭鏅鸿兘鍜岄潏娲荤殑澶栬ō锛岀敤浜庡瑷枔淇¤櫉鐨勪簨浠剁郴绲�(t菕ng)锛屽苟鏀寔闆诲瑙告懜鎸夐垥锛屾粦濉婂拰杌婅吉鐢ㄦ埗鐣岄潰銆� SAMD21绯�
鍒楁彁渚涗互涓嬬壒鎬�:绯荤当(t菕ng)鍏�(n猫i)鍙法绋婩lash, 12閫氶亾鐩存帴鍏�(n猫i)瀛樿í鍟忔帶鍒跺櫒(DMAC)锛�
12閫氶亾浜嬩欢绯荤当(t菕ng)锛屽彲绶ㄧ▼涓柗鎺у埗鍣�锛屾渶澶�52鍊嬪彲绶ㄧ▼I/O寮曡叧锛�32浣嶅鏅傛檪閻樺拰鏃ユ(RTC)锛屾渶澶�5鍊�16浣嶈▓鏅傚櫒/瑷堟暩(sh霉)鍣�(TC)鍜屾渶澶�4鍊�24浣嶈▓鏅傚櫒/瑷堟暩(sh霉)鍣ㄦ帶鍒�(TCC)锛屾瘡鍊婽C鍙互閰嶇疆鐐哄煼(zh铆)琛岄牷鐜囧拰娉㈠舰鐢熸垚锛岀簿纰虹殑绋嬪簭鍩�(zh铆)琛岃▓鏅傛垨杓稿叆鎹曠嵅鑸囨暩(sh霉)瀛椾俊铏熺殑鏅傞枔鍜岄牷鐜囨脯閲�銆俆C鍙互鍦�8浣嶆垨16浣嶆ā寮忎笅宸ヤ綔锛岄伕鎿囩殑TC鍙互绱氳伅(li谩n)褰㈡垚涓�鍊�32浣嶇殑TC锛屼笁鍊嬭▓鏅傚櫒/瑷堟暩(sh霉)鍣ㄥ叿鏈夋摯灞曞姛鑳�锛屽劒(y艒u)鍖栦簡闆绘銆佺収鏄庡拰鍏朵粬鎺у埗鎳夌敤銆傝┎绯诲垪鎻愪緵涓�鍊嬮珮閫烾SB
2.0宓屽叆寮忎富姗熷拰瑷倷鎺ュ彛;澶氶仈鍏�嬩覆琛岄�氫俊妯″(SERCOM)锛屾瘡鍊嬫ā濉婇兘鍙互閰嶇疆鐐篣SART, UART, SPI锛岄珮閬�3.4 MHz鐨処2C,
SMBus, PMBus鍜孡IN瀹㈡埗绔�;闆欓�氶亾I 2S鎺ュ彛;澶氶仈20閫氶亾350 ksps
12浣岮DC锛屽叿鏈夊彲绶ㄧ▼澧炵泭鍜屽彲閬搁亷閲囨ǎ鍜岄噰妯�锛屾敮鎸侀珮閬�16浣嶅垎杈ㄧ巼锛屼竴鍊�10浣�350 ksps
DAC锛屽閬�4鍊嬫ā鎿瘮杓冨櫒锛屽叿鏈夌獥鍙ｆā寮�锛屽鍦嶈Ц鎽告帶鍒跺櫒(PTG)鏀寔鏈�澶�256鍊嬫寜閳曪紝婊戝锛岃吉瀛愬拰鎺ヨ繎鎰熸脯;鍙法绋嬬湅闁�鐙楀畾鏅傚櫒(WDT)锛岀唲鐕堟娓櫒鍜屼笂闆诲京浣嶅拰闆欏紩鑵充覆琛岀窔璺(di脿o)瑭�(SWD)绋嬪簭鍜岃(di脿o)瑭︽帴鍙�銆�
銆�銆�鈼忚檿鐞嗗櫒
銆�銆�鈥�Arm? Cortex?
銆�銆�-M0+ CPU閬嬭鍦ㄦ渶楂�48 MHz
銆�銆�鈼忓柈鍛ㄦ湡纭欢鍊嶅鍣�
銆�銆�鈼忓井璺熻工绶╂矕鍗�(q奴)(MTB)
銆�銆�鈼忚鎲�
銆�銆�- 4/2/1/0.5 KB璁�瀵�(RWWEE) Flash閮ㄥ垎(鍦�256kb瑷倷涓婁笉鍙敤)
銆�銆�- 256/128/64/32/16 KB绯荤当(t菕ng)鍏�(n猫i)鑷法绋婩lash
銆�銆�- 32/16/8/4 KB SRAM鍏�(n猫i)瀛�
銆�銆�鈼忕郴绲�(t菕ng)
銆�銆�鈥擯OR(涓婇浕寰╀綅)鍜孊OD (brown out Detection)
銆�銆�-鍏�(n猫i)閮ㄥ拰澶栭儴鏅傞悩閬搁爡鑸�48 MHz鏁�(sh霉)瀛楅牷鐜囬帠瀹氱挵(hu谩n)(DFLL48M)鍜�48 MHz鍒�
鍒嗘暩(sh霉)闅庢暩(sh霉)瀛楅帠鐩哥挵(hu谩n)(FDPLL96M)
銆�銆�-澶栭儴涓柗鎺у埗鍣�(EIC)
銆�銆�- 16鍊嬪閮ㄤ腑鏂�
銆�銆�-涓�鍊嬩笉鍙睆钄戒腑鏂�(NMI)
銆�銆�-闆欏紩鑵充覆琛岀窔璺(di脿o)瑭�(SWD)绶ㄧ▼锛屾脯瑭﹀拰瑾�(di脿o)瑭︽帴鍙�
銆�銆�鈼忎綆鍔熺巼
銆�銆�鈥擨dle鍜孲tandby Sleep妯″紡
銆�銆�鈥斻��銆�鈥斿あ娓稿鍦嶈ō鍌�
銆�銆�鈼忓鍦嶈ō鍌�
銆�銆�- 12閫氶亾鐩存帴鍏�(n猫i)瀛樿í鍟忔帶鍒跺櫒(DMAC)
銆�銆�- 12閫氶亾浜嬩欢绯荤当(t菕ng)
銆�銆�-鏈�澶�5鍊�16浣嶅畾鏅傚櫒/瑷堟暩(sh霉)鍣�(TC)锛屽彲閰嶇疆鐐�:
銆�銆�鈼忎竴鍊�16浣峊C锛屽付鍏╁�嬫瘮杓�/鎹曠嵅閫氶亾
銆�銆�鈼忎竴鍊�8浣峊C锛屽付鏈夊叐鍊嬫瘮杓�/鎹曠嵅閫氶亾
銆�銆�鈼忎竴鍊�32浣嶇殑TC锛屽叐鍊嬫瘮杓�/鎹曠嵅閫氶亾锛岄�氶亷浣跨敤鍏╁�婽C
銆�銆�-鏈�澶�4鍊�24浣嶅畾鏅傚櫒/瑷堟暩(sh霉)鍣ㄦ帶鍒�(TCC)锛屽叿鏈夋摯灞曞姛鑳�:
銆�銆�鈼忓閬斿洓鍊嬫瘮杓冮�氶亾锛屽彲閬镐簰瑁滆几鍑�
銆�銆�鈼忕敓鎴愯法绔彛寮曡叧鐨勫悓姝ヨ剤瀵(di脿o)鍒�(PWM)妯″紡
銆�銆�鈼忕⒑瀹氭�ф晠闅滀繚璀�锛屽揩閫熻“娓涘拰浜掕杓稿嚭涔嬮枔鍙厤缃殑姝绘檪闁�
銆�銆�鈼忔姈鍕�锛屽鍔犲垎杈ㄧ巼楂橀仈5浣�锛屾笡灏戦噺鍖栬宸�
銆�銆�-浣跨敤TC鍜孴CC澶栧湇瑷倷鐨凱WM閫氶亾:
銆�銆�鈼忓湪姣忓��24浣峊CC涓婂閬�8鍊婸WM閫氶亾
銆�銆�鈼忔瘡鍊�16浣峊CC涓婃渶澶氭湁鍏╁�婸WM閫氶亾
銆�銆�鈼忔瘡鍊�16浣峊C涓婃渶澶氬叐鍊婸WM閫氶亾
| 鍟嗗搧鍒嗛 | MCU寰帶鍒跺櫒 | 绋嬪簭瀛樺劜瀹归噺 | 256KB锛�256K x 8锛� |
| 鍝佺墝 | MICROCHIP(缇庡湅寰姱) | 绋嬪簭瀛樺劜鍣ㄩ鍨� | 闁冨瓨 |
| 灏佽 | 64-TQFP锛�10x10锛� | EEPROM瀹归噺 | - |
| 鍟嗗搧妯欑敖 | - | RAM澶у皬 | 32K x 8 |
| 鏍稿績铏曠悊鍣� | ARM Cortex-M0+ | 闆诲-渚涢浕(Vcc/Vdd) | 1.62V ~ 3.6V |
| 鍏�(n猫i)鏍歌(gu墨)鏍� | 32-浣� | 鏁�(sh霉)鎿�(j霉)杞夋彌鍣� | A/D 20x12b; D/A 1x10b |
| 閫熷害 | 48MHz | 鎸暕鍣ㄩ鍨� | 鍏�(n猫i)閮� |
| 閫ｆ帴鑳藉姏 | I2C锛孡INbus锛孲PI锛孶ART/USART锛孶SB | 宸ヤ綔婧害 | -40掳C ~ 85掳C锛圱A锛� |
| 澶栬ō | 娆犲妾㈡脯/寰╀綅锛孌MA锛孖2S锛孭OR锛孭WM锛學DT | 瀹夎椤炲瀷 | 琛ㄩ潰璨艰鍨� |
| I/O鏁�(sh霉) | 52 | 鍩烘湰鐢�(ch菐n)鍝佺法铏� | ATSAMD21 |
| 婵曟埃鏁忔劅鎬х瓑绱�(MSL) | 3锛�168 灏忔檪锛� | RoHS鐙�鎱�(t脿i) | 绗﹀悎 ROHS3 瑕�(gu墨)鑼� |
| ECCN | 3A991A2 | REACH鐙�鎱�(t脿i) | 闈� REACH 鐢�(ch菐n)鍝� |
| HTSUS | 8542.31.0001 |
ATSAMD21J18A-AU鍘熺悊鍦�
ATSAMD21J18A-AU灏佽
ATSAMD21J18A-AU鏂欒櫉瑙ｉ噵
