Motor de Búsqueda de Datasheet de Componentes Electrónicos |
|
SST89E564-40-C-NJ Datasheet(PDF) 20 Page - Silicon Storage Technology, Inc |
|
SST89E564-40-C-NJ Datasheet(HTML) 20 Page - Silicon Storage Technology, Inc |
20 / 58 page 20 Preliminary Specifications FlashFlex51 MCU SST89E564 / SST89V564 / SST89E554 / SST89V554 ©2001 Silicon Storage Technology, Inc. S71181-03-000 9/01 384 Symbol Function EXTRAM 0: Internal Expanded RAM access. For details, refer to “Data Memory” on page 12. 1: External data memory access. AO 0: Normal ALE 1: ALE is normally off. ALE is active only during a MOVX or MOVC instruction. This will reduce EMI. Symbol Function GF2 General purpose user-defined flag. DPS DPTR registers select bit. 0: DPTR0 is selected. 1: DPTR1 is selected. Symbol Function WDOUT Watchdog output enable. 0: Watchdog reset will not be exported on Reset pin. 1: Watchdog reset if enabled by WDRE, will assert Reset pin for 32 clocks. WDRE Watchdog timer reset enable. 0: Disable watchdog timer reset. 1: Enable watchdog timer reset. WDTS Watchdog timer reset flag. 0: External hardware reset clears the flag. Flag can also be cleared by writing a 1. Flag survives if chip reset happened because of watchdog timer overflow. 1: Hardware sets the flag on watchdog overflow. WDT Watchdog timer refresh. 0: Hardware resets the bit when refresh is done. 1: Software sets the bit to force a watchdog timer refresh. SWDT Start watchdog timer. 0: Stop WDT. 1: Start WDT. Auxiliary Register (AUXR) Location 76543210 Reset Value 8EH ------ EXTRAM AO xxxxxx00b Auxiliary Register 1 (AUXR1) Location 76543210 Reset Value A2H ---- GF2 0 - DPS xxxx00x0b Watchdog Timer Control Register (WDTC) Location 76543210 Reset Value 0C0H --- WDOUT WDRE WDTS WDT SWDT xxx00x00b |
Número de pieza similar - SST89E564-40-C-NJ |
|
Descripción similar - SST89E564-40-C-NJ |
|
|
Enlace URL |
Política de Privacidad |
ALLDATASHEET.ES |
¿ALLDATASHEET es útil para Ud.? [ DONATE ] |
Todo acerca de Alldatasheet | Publicidad | Contáctenos | Política de Privacidad | Intercambio de Enlaces | Lista de Fabricantes All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |