经过前期打样
基于FT2232H的JTAG &UART板级已经初步形成
在Viado环境和ISE(13.2+)环境可以使用
速度支持10MHz/15MHz/30MHz
在ISE iMpact下载
可进行JTAG 时钟切换
// *** BATCH CMD : setCable -target "digilent_plugin DEVICE=SN:210203367162 FREQUENCY=30000000" INFO:iMPACT - Digilent Plugin: Plugin Version: 2.4.4 INFO:iMPACT - Digilent Plugin: Opening device : "SN:201713120014". INFO:iMPACT - Digilent Plugin: User Name: JtagSmt1 INFO:iMPACT - Digilent Plugin: Product Name: Digilent JTAG-SMT1 INFO:iMPACT - Digilent Plugin: Serial Number: 201713120014 INFO:iMPACT - Digilent Plugin: Product ID: 30800151 INFO:iMPACT - Digilent Plugin: Firmware Version: 0109 INFO:iMPACT - Digilent Plugin: JTAG Port Number: 0 INFO:iMPACT - Digilent Plugin: JTAG Clock Frequency: 30000000 Hz INFO:iMPACT - Current time: 2017/12/31 20:04:03 // *** BATCH CMD : Program -p 2 PROGRESS_START - Starting Operation. Warning: Chain frequency (20000000) is less than the current cable speed (30000000). Adjust to cable speed (20000000). Maximum TCK operating frequency for this device chain: 20000000. Validating chain... Boundary-scan chain validated successfully. 2: Device Temperature: Current Reading: 61.70 C, Min. Reading: 57.76 C, Max. Reading: 62.19 C 2: VCCINT Supply: Current Reading: 0.958 V, Min. Reading: 0.949 V, Max. Reading: 0.976 V 2: VCCAUX Supply: Current Reading: 1.790 V, Min. Reading: 1.784 V, Max. Reading: 1.796 V INFO:iMPACT - Creating XC7Z020 device. PROGRESS_START - Starting Operation. '2': Programming device... Match_cycle = NoWait. Match cycle: NoWait LCK_cycle = NoWait. LCK cycle: NoWait done. INFO:Cse - Status register values: INFO:Cse - 0011 1111 1111 1110 0000 1000 0110 0010 INFO:Cse - '2': Completed downloading bit file to device. INFO:Cse - '2': Programming completed successfully. PROGRESS_END - End Operation. Elapsed time = 2 sec. Match_cycle = NoWait. Match cycle: NoWait LCK_cycle = NoWait. LCK cycle: NoWait INFO:iMPACT - '2': Checking done pin....done. '2': Programmed successfully.
