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EM78612 Produc t Specif ication D OC .
T rademark Acknow ledgments : IBM is a r egister ed trad em a rk and PS/2 is a tradem ark of IBM. Wi ndow s is a tradem ark of Micr osoft C orporation.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 1 (This specification is subje ct to ch ang e w ithout further notice) .
EM78612 Universal Se rial Bus Microcontroller 2 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) 8 Absolu te Maxi mum Rati ngs .
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 3 (This specification is subje ct to ch ang e w ithout further notice) Specification Revision History Doc.
EM78612 Universal Se rial Bus Microcontroller 4 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) 1 Gener al Descrip tion The EM78 612 is a series of U niversal Seria l B us 8-bit RI SC m icrocontrollers.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 5 (This specification is subje ct to ch ang e w ithout further notice) • • • • Up to 12 general purposes I/O pi ns grouped int o two ports (Port 6 and 7).
EM78612 Universal Se rial Bus Microcontroller 6 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) 4 Pin Configurati on EM78612A P61 1 16 P60 P62 2 15 P64 P63 3 14 P65 P70 4 13 P71 P72 5 12 D+/P50 VSS 6 11 D-/P51 V3.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 7 (This specification is subje ct to ch ang e w ithout further notice) 5 Pin Description S y mbol I/O Function OSCI I 6MHz / 12MHz ceramic re sonato r i nput .
EM78612 Universal Se rial Bus Microcontroller 8 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) 6 Function Block Diagram Oscil.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 9 (This specification is subje ct to ch ang e w ithout further notice) Af t er reset Address 0x0000 Reset V ector 0x0001 Interrupt V ector 0x000A USB Application Interrupt V ector 0x03FF Page 0 0x0400 0x07FF Page 1 7.
EM78612 Universal Se rial Bus Microcontroller 10 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) R0 (I nd i rec t io n Add r e.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 11 (This specification is subje ct to ch ang e w ithout further notice) R2 (Prog ram Counter &.
EM78612 Universal Se rial Bus Microcontroller 12 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) R3 [2] Zero f lag. It will be set to 1 when the res ult of an ari thm etic or logic o peratio n is zero.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 13 (This specification is subje ct to ch ang e w ithout further notice) R4 ( R AM Select Registe r) Default V alue: (0B _0xxx_x xxx ) 76543210 - BK0 Ad5 Ad4 Ad3 Ad2 Ad1 Ad0 R4 (RA M select reg ister) contains the addr ess of the re gisters.
EM78612 Universal Se rial Bus Microcontroller 14 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) 0: Enab le the wak e-up f unc.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 15 (This specification is subje ct to ch ang e w ithout further notice) Therefore, before writing data int o the FIFO, the firmware will first check this bit to preve nt over writing th e existing data.
EM78612 Universal Se rial Bus Microcontroller 16 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) RF (Interrupt Status Regi ste.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 17 (This specification is subje ct to ch ang e w ithout further notice) CONT (Control Register) 7.
EM78612 Universal Se rial Bus Microcontroller 18 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) IOC5 ( Dat a Line I/O Control Registe r) Default V al ue: (0B_000 0_001 1) 76543 210 0 0 0 0 0 0 P51 P50 IOC5 [2~ 7] Undef ined re gisters.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 19 (This specification is subje ct to ch ang e w ithout further notice) 1 0 PS/2 M ode 1 1 USB Test Mode IOCA [ 2~5] Undefined registers. The def ault value is 0.
EM78612 Universal Se rial Bus Microcontroller 20 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) IOCD (Port 7 Pull-High Contro.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 21 (This specification is subje ct to ch ang e w ithout further notice) IOCF (Interrupt Mask Reg .
EM78612 Universal Se rial Bus Microcontroller 22 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) 7.3 I/O Port s The EM7 8612 has u p to t welve Gen eral P urposes I /O p ins, w hich ar e classifies into two port group s; Port 6 and Port 7.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 23 (This specification is subje ct to ch ang e w ithout further notice) Any of the Indiv idual pins of Port 6 and Port 7 can be defined to wakeup the MCU by setting th eir respectiv e b its, R8 and R9.
EM78612 Universal Se rial Bus Microcontroller 24 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) 7.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 25 (This specification is subje ct to ch ang e w ithout further notice) C. S pecia l registers and S pecial Contro l reg isters are all set to initi al value.
EM78612 Universal Se rial Bus Microcontroller 26 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) : : 7.6.2 Dual Clock Mode The EM 78612 has on e internal oscill ator for power sav ing applicatio n.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 27 (This specification is subje ct to ch ang e w ithout further notice) status f lags must be cleared by firm ware before leav ing the interrupt service routine and ena bling in terrupt.
EM78612 Universal Se rial Bus Microcontroller 28 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) 9 DC Electrica l Characteristic (T = 25 , VDD = 5 V , VSS = 0V) S y mble Parameter Condition Min Type Max Unit 3.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 29 (This specification is subje ct to ch ang e w ithout further notice) C IN Transceiver Capacita nce - - 20 pF V RG Output Voltage of Internal Regulator 3.
EM78612 Universal Se rial Bus Microcontroller 30 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) 10 A p plication Cricuit P51 J1 USB c onnect or 1 2 3 4 C5 30pF USB Ap plication Note3.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 31 (This specification is subje ct to ch ang e w ithout further notice) A ppe ndix A .
EM78612 Universal Se rial Bus Microcontroller 32 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) B. Instru ction Set Each instruct ion in the instr uction set is a 1 1-bi t word divide d int o an OP code and one or more operands.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 33 (This specification is subje ct to ch ang e w ithout further notice) INSTRUCT ION BIN A RY HEX.
EM78612 Universal Se rial Bus Microcontroller 34 • • • • Product Specification(V1. 0) 03.22.2006 (This specification i s subject to change without further notice) INSTRUCT ION BIN A RY HEX M N.
EM78612 Universal Se rial Bus Microcontroller Product Specification (V1. 0) 03.22.2006 • • • • 35 (This specification is subje ct to ch ang e w ithout further notice) EM78612 h as one COD E option reg isters, which are n ot part of the norm al program memor y.
Een belangrijk punt na aankoop van elk apparaat EMC EM78612 (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
Als u nog geen EMC EM78612 heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens EMC EM78612 vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding EMC EM78612 leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over EMC EM78612 krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van EMC EM78612 bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de EMC EM78612 kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met EMC EM78612 . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
