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ADA-ARM20-Cortex 数据表(PDF) 16 Page - Analog Devices |
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ADA-ARM20-Cortex 数据表(HTML) 16 Page - Analog Devices |
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16 / 19 page ![]() S I GN U M S Y S T E M S 14 ETM Connector for ARM & OMAP The JTAGjet-Trace series emulators come with an Embedded Trace Macrocell (ETM) cable terminated with a 38-pin Mictor connector. This connector is polarized and cannot be inserted the wrong way. ARM S I GNA L OM A P S I GNA L ETM V 3 S I GNA L PI N ETM V 3 S I GNA L OM A P S I GNA L ARM S I GNA L No connect No connect No connect 1 2 No connect No connect No connect No connect No connect No connect 3 4 No connect No connect No connect GND GND GND 5 6 TRACECLK TRACECLK TRACECLK DBGRQ EMU0 DBGRQ 7 8 DBGACK EMU1 DBGACK nSRST CPU_RESET nSRST 9 10 EXTTRIG EXTTRIG EXTTRIG TDO TDO TDO 11 12 vTref vTref (ETM) vTref RTCK TCK_RET RTCK 13 14 vSupply PD (JTAG) vSupply TCK TCK TCK 15 16 TRACEDATA[7] TRACEPKT[7] TRACEPKT[7] TMS TMS TMS 17 18 TRACEDATA[6] TRACEPKT[6] TRACEPKT[6] TDI TDI TDI 19 20 TRACEDATA[5] TRACEPKT[5] TRACEPKT[5] nTRST TRST’ nTRST 21 22 TRACEDATA[4] TRACEPKT[4] TRACEPKT[4] TRACEPKT[15] TRACEPKT[15] TRACEDATA[15] 23 24 TRACEDATA[3] TRACEPKT[3] TRACEPKT[3] TRACEPKT[14] TRACEPKT[14] TRACEDATA[14] 25 26 TRACEDATA[2] TRACEPKT[2] TRACEPKT[2] TRACEPKT[13] TRACEPKT[13] TRACEDATA[13] 27 28 TRACEDATA[1] TRACEPKT[1] TRACEPKT[1] TRACEPKT[12] TRACEPKT[12] TRACEDATA[12] 29 30 GND TRACEPKT[0] TRACEPKT[0] TRACEPKT[11] TRACEPKT[11] TRACEDATA[11] 31 32 GND TRACESYNC TRACESYNC TRACEPKT[10] TRACEPKT[10] TRACEDATA[10] 33 34 vTref (high) PIPESTAT[2] PIPESTAT[2] TRACEPKT[9] TRACEPKT[9] TRACEDATA[9] 35 36 TRACECTL PIPESTAT[1] PIPESTAT[1] TRACEPKT[8] TRACEPKT[8] TRACEDATA[8] 37 38 TRACEDATA[0] PIPESTAT[0] PIPESTAT[0] TABLE 6 The pinout of the ETM connector. NC NC TRACECLK DBGACK (EMU1) EXTTRIG Vtref VSupply (PD) TRACEPKT[7] TRACEPKT[6] TRACEPKT[5] TRACEPKT[4] TRACEPKT[3] TRACEPKT[2] TRACEPKT[1] TRACEPKT[0] TRACESYNC PIPESTAT[2] PIPESTAT[1] PIPESTAT[0] 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 NC NC GND DBGRQ (EMU0) nSRST TDO RTCK TCK TMS TDI nTRST TRACEPKT[15] TRACEPKT[14] TRACEPKT[13] TRACEPKT[12] TRACEPKT[11] TRACEPKT[10] TRACEPKT[9] TRACEPKT[8] FIGURE 35 The pinout of the ETM38 connector when used with ARM targets. |
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