NCR92C120 Search Results

"cyclic redundancy check" data transmission

Contextual Info: NCR92C120 TRANSMITTING PACKETS The transmit logic takes byte-w ide data from the FIFO interface and transmits it out the serial port to the M anchester Encoder/D ecoder M E N D E C . During transmission, the transmit logic appends preamble, inserts source address, calculates CRC

NCR92C120

Contextual Info: NCR92C120 DESCRIPTION The NCR92C120 is a high-perform ance Local Area N etw ork LAN controller that supports IE E E 802.3 specifications and performs the Manchester data encoding and decoding (M E N D E C ), A U I, and 10BA SE-T functions for IE E E 802.3 Ethernet

MA55

Contextual Info: NCR92C120 INTERNAL REGISTERS Table 4 gives the address assignments within the register address space for each internal register of the NCR92C120. All addresses are given in hexadecimal. TABLE 4 Internal Register Address Assignments Addr. Abbrev. 00H 01H 02H

Contextual Info: NCR92C120 Pinout Summary 2 Siqnal Name Type Pin No. FDO FD1 FD2 FD3 vss FD4 FD5 FD6 FD7 -R X R D -R X S T O P -R X F U L L -R X A B O R T -R X O K -R X C N T RXSTO RXST1 RXST2 RXC RXD CRS VDD PAO PA I PA2 PA3 PA4 PA5 PA6 PA7 DO DI D2 D3 VSS D4 D5 D6 D7 -IO C S

Contextual Info: NCR92C122 PIN DESCRIPTIONS The NCR92C122 is functionally and pin compatible with the half-duplex NCR92C120 Ethernet LAN Controller. -APX: Autopolarity LED Driver This is an active-low, 16 mA, stretchcd, open-drain bi­ directional signal with a weak internal pullup and

Contextual Info: NCR92C120 FUNCTIONAL DESCRIPTION The NCR92C120 functions as an Ethernet LAN controller M AC integrated with a M anchester Encoder/D ecoder (PLS), an A ttachm ent U nit Interface (A U I), and a 10B A SE-T transceiver (PM A). A n o n -ch ip crystal oscillator is also p ro ­

Contextual Info: NCR92C120 ELECTRICAL SPECIFICATIONS ABSOLUTE MAXIMUMS Symbol ta Ts Vdd V in VoUT tl Parameter Am bient Tem perature Storage Tem perature Supply Voltage Input Voltage O utput Voltage Lead Tem perature Soldering 10 seconds maximum Minimum Maximum 70 125 7.0

Contextual Info: NCR92C120 PIN DESCRIPTIONS -A P X : Autopolarity LED Driver This is an open-drain, 16 m A output with an internal pullup and sampled input. -A P X is driven low to indicate that a reversed twisted pair has been detected on the twisted pair receive circuit and corrected. When tied low,

Contextual Info: NCR92C120 RECEIVING PACKETS The NCR92C120 accepts incoming packets which pass address filtering when the Enable Receive command is issued. The NCR92C120 continually receives packets and performs address filtering on them . With the Promiscuous M ode Enable PME

PT3877

Abstract: LT6032 PE64502 PE-65421
Contextual Info: NCR92C120 ORDERING INFORMATION Package Type 100-pin PQFP Part Number NCR92C120PM VENDOR INFORMATION ATTACHMENT UNIT INTERFACE Integrated hybrid transformers designed for A U I applications can be obtained from: • ■ ■ ■ ■ ■ Bel Fuse part #0553-1006-AB

ATIC 111

Abstract: ATIC 95 ic 4342414 ATIC 91 ATIC+111 0/ATIC 83
Contextual Info: N C NCR92C120 R LAN Controller with Integrated MENDEC, AUI, and 10BASE-T Transceiver FEATURES • Three types of loopback diagnostics: □ MAC □ PLS □ PMA ■ A utom atic CRC generation ■ A utopolarity option to detect and correct inverted twisted pair received data

Contextual Info: NCR92C122 GENERAL DESCRIPTION The NCR92C122 is a full-duplex, high-performance, Local Area Network LAN controller that supports IEEE 802.3 spécifications and performs the M edia Access Controller (MAC), M anchester data encoding and decoding (MENDEC), AUI, and 10BASE-T functions for