Manuel d'utilisation / d'entretien du produit EM78612 du fabricant EMC
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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.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté EMC EM78612 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du EMC EM78612 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation EMC EM78612, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le EMC EM78612 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le EMC EM78612, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du EMC EM78612.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le EMC EM78612. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei EMC EM78612 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
