For devices where the RTC32 is located in the VBAT" />
鍙冩暩(sh霉)璩囨枡
鍨嬭櫉锛� PIC18F2450-I/ML
寤犲晢锛� Microchip Technology
鏂囦欢闋佹暩(sh霉)锛� 108/241闋�
鏂囦欢澶у皬锛� 0K
鎻忚堪锛� IC PIC MCU FLASH 8KX16 28QFN
鐢�(ch菐n)鍝佸煿瑷�(x霉n)妯″锛� Asynchronous Stimulus
8-bit PIC® Microcontroller Portfolio
妯�(bi膩o)婧�(zh菙n)鍖呰锛� 61
绯诲垪锛� PIC® 18F
鏍稿績铏曠悊鍣細 PIC
鑺珨灏哄锛� 8-浣�
閫熷害锛� 48MHz
閫i€氭€э細 UART/USART锛孶SB
澶栧湇瑷�(sh猫)鍌欙細 娆犲妾㈡脯/寰�(f霉)浣�锛孒LVD锛孭OR锛孭WM锛學DT
杓稿叆/杓稿嚭鏁�(sh霉)锛� 23
绋嬪簭瀛樺劜鍣ㄥ閲忥細 16KB锛�8K x 16锛�
绋嬪簭瀛樺劜鍣ㄩ鍨嬶細 闁冨瓨
RAM 瀹归噺锛� 768 x 8
闆诲 - 闆绘簮 (Vcc/Vdd)锛� 4.2 V ~ 5.5 V
鏁�(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涘櫒锛� A/D 10x10b
鎸暕鍣ㄥ瀷锛� 鍏�(n猫i)閮�
宸ヤ綔婧害锛� -40°C ~ 85°C
灏佽/澶栨锛� 28-VQFN 瑁搁湶鐒婄洡
鍖呰锛� 绠′欢
鐢�(ch菐n)鍝佺洰閷勯爜闈細 646 (CN2011-ZH PDF)
閰嶇敤锛� AC164322-ND - MODULE SOCKET MPLAB PM3 28/44QFN
DM163025-ND - PIC DEM FULL SPEED USB DEMO BRD
绗�1闋�绗�2闋�绗�3闋�绗�4闋�绗�5闋�绗�6闋�绗�7闋�绗�8闋�绗�9闋�绗�10闋�绗�11闋�绗�12闋�绗�13闋�绗�14闋�绗�15闋�绗�16闋�绗�17闋�绗�18闋�绗�19闋�绗�20闋�绗�21闋�绗�22闋�绗�23闋�绗�24闋�绗�25闋�绗�26闋�绗�27闋�绗�28闋�绗�29闋�绗�30闋�绗�31闋�绗�32闋�绗�33闋�绗�34闋�绗�35闋�绗�36闋�绗�37闋�绗�38闋�绗�39闋�绗�40闋�绗�41闋�绗�42闋�绗�43闋�绗�44闋�绗�45闋�绗�46闋�绗�47闋�绗�48闋�绗�49闋�绗�50闋�绗�51闋�绗�52闋�绗�53闋�绗�54闋�绗�55闋�绗�56闋�绗�57闋�绗�58闋�绗�59闋�绗�60闋�绗�61闋�绗�62闋�绗�63闋�绗�64闋�绗�65闋�绗�66闋�绗�67闋�绗�68闋�绗�69闋�绗�70闋�绗�71闋�绗�72闋�绗�73闋�绗�74闋�绗�75闋�绗�76闋�绗�77闋�绗�78闋�绗�79闋�绗�80闋�绗�81闋�绗�82闋�绗�83闋�绗�84闋�绗�85闋�绗�86闋�绗�87闋�绗�88闋�绗�89闋�绗�90闋�绗�91闋�绗�92闋�绗�93闋�绗�94闋�绗�95闋�绗�96闋�绗�97闋�绗�98闋�绗�99闋�绗�100闋�绗�101闋�绗�102闋�绗�103闋�绗�104闋�绗�105闋�绗�106闋�绗�107闋�鐣�(d膩ng)鍓嶇108闋�绗�109闋�绗�110闋�绗�111闋�绗�112闋�绗�113闋�绗�114闋�绗�115闋�绗�116闋�绗�117闋�绗�118闋�绗�119闋�绗�120闋�绗�121闋�绗�122闋�绗�123闋�绗�124闋�绗�125闋�绗�126闋�绗�127闋�绗�128闋�绗�129闋�绗�130闋�绗�131闋�绗�132闋�绗�133闋�绗�134闋�绗�135闋�绗�136闋�绗�137闋�绗�138闋�绗�139闋�绗�140闋�绗�141闋�绗�142闋�绗�143闋�绗�144闋�绗�145闋�绗�146闋�绗�147闋�绗�148闋�绗�149闋�绗�150闋�绗�151闋�绗�152闋�绗�153闋�绗�154闋�绗�155闋�绗�156闋�绗�157闋�绗�158闋�绗�159闋�绗�160闋�绗�161闋�绗�162闋�绗�163闋�绗�164闋�绗�165闋�绗�166闋�绗�167闋�绗�168闋�绗�169闋�绗�170闋�绗�171闋�绗�172闋�绗�173闋�绗�174闋�绗�175闋�绗�176闋�绗�177闋�绗�178闋�绗�179闋�绗�180闋�绗�181闋�绗�182闋�绗�183闋�绗�184闋�绗�185闋�绗�186闋�绗�187闋�绗�188闋�绗�189闋�绗�190闋�绗�191闋�绗�192闋�绗�193闋�绗�194闋�绗�195闋�绗�196闋�绗�197闋�绗�198闋�绗�199闋�绗�200闋�绗�201闋�绗�202闋�绗�203闋�绗�204闋�绗�205闋�绗�206闋�绗�207闋�绗�208闋�绗�209闋�绗�210闋�绗�211闋�绗�212闋�绗�213闋�绗�214闋�绗�215闋�绗�216闋�绗�217闋�绗�218闋�绗�219闋�绗�220闋�绗�221闋�绗�222闋�绗�223闋�绗�224闋�绗�225闋�绗�226闋�绗�227闋�绗�228闋�绗�229闋�绗�230闋�绗�231闋�绗�232闋�绗�233闋�绗�234闋�绗�235闋�绗�236闋�绗�237闋�绗�238闋�绗�239闋�绗�240闋�绗�241闋�
196
XMEGA A [MANUAL]
8077I鈥揂VR鈥�11/2012
18.2.3 Power Domains
For devices where the RTC32 is located in the VBAT power domain, the battery backup feature enables the RTC32 to also
function with no main VCC available. A dynamic power switch is used to automatically switch from the VCC domain to the
VBAT domain if VCC falls below the operating voltage level for the device. When the VCC voltage is restored, the power is
automatically switched back to VCC.
18.2.4 Interrupts and Events
The RTC32 can generate both interrupts and events. The RTC32 will give a compare interrupt request and/or event at
the next count after the counter value equals the compare register value. The RTC32 will give an overflow interrupt
request and/or event at the next count after the counter value equals the period register value. The overflow will also
reset the counter value to zero.
Due to the asynchronous clock domains, events will be generated only for every third overflow or compare match if the
period register is zero. If the period register is one, events will be generated only for every second overflow or compare
match. When the period register is equal to or above two, events will trigger at every overflow or compare match, just as
the interrupt request.
鐩搁棞(gu膩n)PDF璩囨枡
PDF鎻忚堪
39FMN-BMTTR-A-TB CONN FMN HSNG 39POS STAG REV SMD
ATMEGA8515L-8AC IC AVR MCU 8K LV 8MHZ COM 44TQFP
ATMEGA8535L-8AC IC AVR MCU 8K LV 8MHZ COM 44TQFP
PIC16C715-20/P IC MCU OTP 2KX14 A/D 18DIP
ATMEGA8515L-8JC IC AVR MCU 8K LV 8MHZ COM 44PLCC
鐩搁棞(gu膩n)浠g悊鍟�/鎶€琛�(sh霉)鍙冩暩(sh霉)
鍙冩暩(sh霉)鎻忚堪
PIC18F2450T-I/ML 鍔熻兘鎻忚堪:8浣嶅井鎺у埗鍣� -MCU 16KB 768 RAM 23 I/O FS-USB 2.0 RoHS:鍚� 鍒堕€犲晢:Silicon Labs 鏍稿績:8051 铏曠悊鍣ㄧ郴鍒�:C8051F39x 鏁�(sh霉)鎿�(j霉)绺界窔瀵害:8 bit 鏈€澶ф檪閻橀牷鐜�:50 MHz 绋嬪簭瀛樺劜鍣ㄥぇ灏�:16 KB 鏁�(sh霉)鎿�(j霉) RAM 澶у皬:1 KB 鐗囦笂 ADC:Yes 宸ヤ綔闆绘簮闆诲:1.8 V to 3.6 V 宸ヤ綔婧害鑼冨湇:- 40 C to + 105 C 灏佽 / 绠遍珨:QFN-20 瀹夎棰�(f膿ng)鏍�:SMD/SMT
PIC18F2450T-I/SO 鍔熻兘鎻忚堪:8浣嶅井鎺у埗鍣� -MCU 16KB 768 RAM 23 I/O FS-USB 2.0 RoHS:鍚� 鍒堕€犲晢:Silicon Labs 鏍稿績:8051 铏曠悊鍣ㄧ郴鍒�:C8051F39x 鏁�(sh霉)鎿�(j霉)绺界窔瀵害:8 bit 鏈€澶ф檪閻橀牷鐜�:50 MHz 绋嬪簭瀛樺劜鍣ㄥぇ灏�:16 KB 鏁�(sh霉)鎿�(j霉) RAM 澶у皬:1 KB 鐗囦笂 ADC:Yes 宸ヤ綔闆绘簮闆诲:1.8 V to 3.6 V 宸ヤ綔婧害鑼冨湇:- 40 C to + 105 C 灏佽 / 绠遍珨:QFN-20 瀹夎棰�(f膿ng)鏍�:SMD/SMT
PIC18F2455-I/SO 鍔熻兘鎻忚堪:8浣嶅井鎺у埗鍣� -MCU 24kBF 2048RM FSUSB2 RoHS:鍚� 鍒堕€犲晢:Silicon Labs 鏍稿績:8051 铏曠悊鍣ㄧ郴鍒�:C8051F39x 鏁�(sh霉)鎿�(j霉)绺界窔瀵害:8 bit 鏈€澶ф檪閻橀牷鐜�:50 MHz 绋嬪簭瀛樺劜鍣ㄥぇ灏�:16 KB 鏁�(sh霉)鎿�(j霉) RAM 澶у皬:1 KB 鐗囦笂 ADC:Yes 宸ヤ綔闆绘簮闆诲:1.8 V to 3.6 V 宸ヤ綔婧害鑼冨湇:- 40 C to + 105 C 灏佽 / 绠遍珨:QFN-20 瀹夎棰�(f膿ng)鏍�:SMD/SMT
PIC18F2455-I/SO 鍒堕€犲晢:Microchip Technology Inc 鍔熻兘鎻忚堪:IC 8BIT FLASH MCU 18F2455 SOIC28
PIC18F2455-I/SP 鍔熻兘鎻忚堪:8浣嶅井鎺у埗鍣� -MCU 24kBF 2048RM FSUSB2 RoHS:鍚� 鍒堕€犲晢:Silicon Labs 鏍稿績:8051 铏曠悊鍣ㄧ郴鍒�:C8051F39x 鏁�(sh霉)鎿�(j霉)绺界窔瀵害:8 bit 鏈€澶ф檪閻橀牷鐜�:50 MHz 绋嬪簭瀛樺劜鍣ㄥぇ灏�:16 KB 鏁�(sh霉)鎿�(j霉) RAM 澶у皬:1 KB 鐗囦笂 ADC:Yes 宸ヤ綔闆绘簮闆诲:1.8 V to 3.6 V 宸ヤ綔婧害鑼冨湇:- 40 C to + 105 C 灏佽 / 绠遍珨:QFN-20 瀹夎棰�(f膿ng)鏍�:SMD/SMT