Figure 10. TRACE Mictor-38 connector: MB1262
/U10
Table 13 describes the MICT
OR-38 connector pinout for TRACE and JTAG signals.
Table 13. TRACE MICTOR-38 connector pinout: MB1262/U10
Board function Pin Pin Board function
NC 1 2 NC
NC 3 4 NC
GND 5 6 TRACE_CLK
Pull-down 7 8 Pull-down
NRST 9 10 Pull-down
TDO/SWO 11 12 VDD
Pulldown 13 14 VDD
TCK/SWCLK 15 16 TRACE_D7
TMS/SWDIO 17 18 TRACE_D6
TDI 19 20 TRACE_D5
NJTRST 21 22 TRACE_D4
TRACE_D15 23 24 TRACE_D3
TRACE_D14 25 26 TRACE_D2
TRACE_D13 27 28 TRACE_D1
TRACE_D12 29 30 GND
TRACE_D11 31 32 GND
TRACE_D10 33 34 VDD
TRACE_D9 35 36 GND
TRACE_D8 37 38 TRACE_D0
6.9 JTAG connector
A JTAG/Serial Wire Debug 20-pin IDC connector (ARM JTAG 20, IDC 2.54 mm) MB1262/CN14 outputs the JTAG
signals. The JT
AG function is a dedicated interface of the STM32MP157FAA1 microprocessor.
Table 14 describes the JTAG connector pinout.
UM2648
JTAG connector
UM2648 - Rev 1
page 19/61
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