说明：  这个包中提供了一些有实际应用价值的子程序供参考选用 SUB1----X25045/43 看门狗/存储器与 89C2051接口子程序 源程序/原理图(21K)X25045.EXE SUB2----AT24C02/04/08/16 串行存储器与 89C2051接口子程序 源程序/原理图(22K) AT24C02.EXE SUB3----红外遥控器(熊猫M50462/C54L2)与 89C2051接口子程序 源程序/原理图(21K) M50462.EXE SUB4----DS1302/HT1302 实时时钟与 89C2051接口子程序 源程序/原理图(20K) DS1302.EXE SUB6----AT89C2051与上位机RS232通讯接口子程序 源程序/原理图(25K) RS232.EXE SUB7----VB5.0 与AT89C2051通讯接口子程序 源程序/原理图(22K) VB5.EXE SUB8----单片机间RS485多机通讯子程序 源程序/原理图(24K) RS485.EXE
(This package provides the practical application of some value for reference subroutine SUB1----X25045/43 optional watchdog/89C2051 memory interface and subroutine source/schematic (21K) X25045.EXE SUB2---- AT24C02/04/08/16 serial memory interface and subroutine source 89C2051/schematic (22K) AT24C02.EXE SUB3---- infrared remote control (Panda M50462/C54L2) with 89C2051 interface subroutine source/principle Map (21K) M50462.EXE SUB4----DS1302/HT1302 real-time clock and interface subroutine 89C2051 source/schematic (20K) DS1302.EXE SUB6---- AT89C2051 and PC RS232 communication interface subroutine source/schematic (25K) RS232.EXE SUB7---- VB5.0 and AT89C2051 communication interface subroutine source/schematic (22K) VB5.EXE SUB8---- single-chip multi-machine communication between the RS485 source subroutine/schematic diagram (24K) RS485.EXE)