Western Digital 06 WD76C30 free download

File name 06_WD76C30.pdf

I. ... WD76C30lLV TABLE OF CONTENTS Section Title Page 1.0 DESCRIPTION 6-1 1.1 Features 6-1 1.2 General 6-1 1.3 WD76C30/LV Differences 6-1 1.4 Peripheral Controller 6-2 2.0 PIN DESCRIPTION 6-3 3.0 SERIAL PORT REGISTERS 6-9 3.1 Serial Port Register Addressing 6-9 3.1.1 Chip Select (CSO, CS1) 6-9 3.1.2 Register Select (AO, A 1, A2) 6-9 3.2 ACE Operational Description 6-10 3.2.1 Master Reset 6-10 3.2.2 ACE Accessible Registers 6-50 3.3 Line Control Register 6-13 3.4 ACE Programmable Baud Rate Generator 6-14 3.5 Line Status Register 6-16 3.6 Interrupt Identification Register 6-18 3.7 Interrupt Enable Register 6-10 3.8 Scratch Pad Register 6-20 3.9 FIFO Control Register 6-21 3.10 MODEM Control Register 6-21 3.11 MODEM Status Register 6-23 3.12 FIFO Operation Notes 6-24 3.12.1 FIFO Interrupt Mode Operation 6-24 3.12.2 FIFO Polling Mode Operation 6-24 3.12.3 FIFO Pointer 6-24 4.0 PARALLEL PORT DESCRIPTION 6-25 4.1 Data Register 6-26 4.2 Status Register - Read 6-26 4.3 Control Register - Write 6-27 4.4 Control Register - Read 6-27 5.0 INTERRUPT, CLOCK, AND MODE SELECTION REGISTERS 6-28 5.1 Address Selection Register 6-28 5.2 Clock Selection Register 6-29 5.3 Sleep Mode 6-29 5.4 Clock Disable Register 6-30 5.5 Mode Selection Register 6-31 5.6 Interrupt Multiplexer 6-31 see ADVANCED INFORMATION 11119