器件名称: IA80C152
功能描述: UNIVERSAL COMMUNICATIONS CONTROLLER
文件大小: 232.56KB 共32页
简 介:Page 1 of 32
IA80C152 Preliminary Data Sheet UNIVERSAL COMMUNICATIONS CONTROLLER
FEATURES
Form, Fit, and Function Compatible with the Intel 80C152 Packaging options available 48 Pin Plastic or Ceramic DIP 68 Pin Plastic or Ceramic LCC 8051 Core with: Direct Memory Access(DMA) Global Serial Channel (GSC) MCS - 51 Compatible UART Two Timers/Counters Maskable Interrupts Memory 256 Bytes Internal RAM 64K Bytes Program Memory 64K Bytes Data Memory 5 or 7 I/O Ports Up to 16.5 MHz Clock Frequency Two-Channel DMA With Multiple Transfer Modes GSC Provides Support for Multiple Protocols CSMA/CD SDLC/HDLC User Definable Separate Transmit & Receive FIFOs Special Protocol Features Up to 2.0625 Mbps Serial Operation CSMA and SDLC Frame Formats with CRC Checking Manchester, NRZ, & NRZI Data Encoding Collision Detection & Resolution in CSMA Mode Selectable Full/Half Duplex
(GRXD) P1.0 (GTXD) P1.1 (DENn) P1.2 (TXCn) P1.3 (RXCn) P1.4 (HLDn) P1.5 (HLDAn) P1.6 P1.7 RESETn (RXD) P3.0 (TXD) P3.1 (INT0n) P3.2 (INT1n) P3.3 (T0) P3.4 (T1) P3.5 (WRn) P3.6 (RDn) P3.7 (A / D0) P0.0 (A / D1) P0.1 (A / D2) P0.2 (A / D3) P0.3 XTAL2 XTAL1 Vss
(1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24)
IA80152
(48) (47)
VDD P4.0 P4.1 P4.2 P4.3 P4.4 P4.5 P4.6 P4.7 EA ALE PSENn P2.7 (A15) P2.6 (A14) P2.5 (A13) P2.4 (A12) P2.3 (A11) P2.2 (A10) P2.1 (A9) P2.0 (A8) P0.7 (A / D7) P0.6 (A / D6) P0.5 (A / D5) P0.4 (A / D4)
48 Pin D……
