HD7279的汇编操作程序，超强，可以放心的使用

用汇编语言编程，环境为keilC开发环境，显示温度-Using assembly language programming, the environment keilC development environment, shows that the temperature

采用超小型封装读卡芯片，如图 1所示； z 符合 ISO14443 标准； z 可选择 5V或 3.3V供电； z 能接双天线，能识别是哪一个天线上有卡； z 有I 2 C从机接口，也有UART接口或RS-232 接口； z 可主动检测卡进入，检测到卡时可产生中-采用超小型封装读卡芯片，如图 1所示； z 符合 ISO14443 标准； z 可选择 5V或 3.3V供电； z 能接双天线，能识别是哪一个天线上有卡； z 有I 2 C从机接口，也有UART接口或RS-232 接口； z 可主动检测卡进入，检测到卡时可产生中

捕捉视频VB编写, 捕捉视频VB编写,捕捉视频VB编写-VB prepared to capture video, capture video prepared VB, VB prepared to capture video

DS18B20的源程序,很好用的-DS18B20 source, the good

网上水果店（JSP）

Verilog黄金教程，适合初学者及进阶-Verilog Golden tutorial, suitable for beginners and advanced

中断列表(3) 423K-suspended list (3) 423K

这是这几天我用C做的一个高性能计时器.希望大家指教-This is the last few days I used to do a high-performance C timer. Hope everyone advice

多位的加减运算，允许有负数.-number of addition and subtraction operations and allow a negative.

  Dim xs As Integer   Dim ys As Integer   Dim alph As Single   Dim lng As Single   Dim m As Integer   Const PI As Single = 3.14159265 Private Function tree(x As Integer, y As Integer, angle As Single, length As Single, n As Integer)     Dim x0 As Integer   Dim y0 As Integer   Dim alpha As Single   Dim beita As Single   Dim leng As Single   BackColor = vbWhite     If n > 0 Then     x0 = x + Cos(angle) * length     y0 = y - Sin(angle) * length     picture1.Line (x, y)-(x0, y0), vbbrake     alpha = angle - PI / 8     beita = angle + PI / 8     leng = 2 * length / 3         Call tree(x0, y0, alpha, leng, n - 1)  &nbs