七：xilinx III下载电缆

下载电缆 支持所有在线编程配置的xilinx器件,可以通过标准并口在线编程.具体如下: Virtex?/Virtex-E/Virtex-II/Virtex-IIPro?, Spartan?/Spartan-XL/Spartan-II/Spartan-IIE/Spartan-3, XC9500?/XC9500XL/XC9500XV, CoolRunner? (XPLA3)/CoolRunner-IIXC18V00? ISP PROM family, XC4000XL?/XV/EX/E, System ACE? Multi-Package Module (MPM) Platform Flash PROM family 

管脚定义: JTAG/FPGA 1 VCC/VCC 2 GND/GND 3 TCK/CCLK 4 TDO/D/P 5 TDI/DIN 6TMS/PROG

八：alteraII 型下载电缆 

下载电缆使用说明本下载电缆适用于ALTERA CPLD/FPGA芯片的下载。支持JTAG、AS 、PS下载模式，DB25连接PC机并口，IDC10接芯片BitBlast口。支持全系列的altera器件. 

JTAG模式附：BitBlast口排列：

①TCK ②GND ③TDO ④VCC ⑤TMS ⑥NC ⑦NC ⑧NC ⑨TDI ⑩GND 

AS模式：附：BitBlast口排列：

①DCLK ②GND ③CONF_DONE ④VCC ⑤nCONFIG ⑥nCE ⑦DATAOUT ⑧nCS ⑨ASDL ⑩GND

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