ST STM32H757I-EVAL

Table 25. ETM trace debugging connector CN8
Pin number Description Pin number Description
1 +3.3V 2 TMS/PA13
3 GND 4 TCK/PA14
5 GND 6 TDO/PB3
7 KEY 8 TDI/PA15
9 GND 10 RESET#
11 GND 12 TraceCLK/PE2
13 GND 14 TraceD0/PE3 or SWO/PB3
15 GND 16 TraceD1/PE4 or nTRST/PB4
17 GND 18 TraceD2/PE5
19 GND 20 TraceD3/PE6
7.8 JTAG/SWD connector CN9
Figure 11. JTAG/SWD debugging connector CN9 (top view)
19
20 18
17 15
16
13
14
11
12 10
9
8
7
6
5
4
3 1
2
Table 26. JTAG/SWD debugging connector CN9
Pin number Description Pin number Description
1 +3.3V 2 +3.3V
3 TRST(PB4) 4 GND
5 TDI(PA15) 6 GND
7 TMS/SWDIO(PA13) 8 GND
9 TCK/SWCLK(PA14) 10 GND
11 RTCK 12 GND
13 TDO/SWO(PB3) 14 GND
15 RESET# 16 GND
17 DBGRQ(PJ7) 18 GND
19 DBGACK(PJ12) 20 GND
UM2525
JTAG/SWD connector CN9
UM2525 - Rev 3
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