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OP8666 Programming and Debugging

Owned by Sylvain Ménard
Last updated: Mar 11, 2023
1 min read

The OP8666 uses on-board ICP (XDS100V2 Emulator) for programming and debugging using the ICP USB connector.
The XDS100V2 programs the microcontroller via the JTAG debug port.
The emulator also provides a USB to UART adapter functionality to use as Virtual Com Port for monitoring purposes.

Connections with Microcontroller


STLINK Function

Controller Pin Name

Controller Pin

JTAG_TRSTN

TRSTN

V14

JTAG_TCK

TCK

V15

JTAG_TDI

TDI

W13

JTAG_TMS

TMS

W14

JTAG_TDO

TDO

W15

Virtual Com Port RX

GPIO28 / SCIA_RXD

V11

Virtual Com Port TX

GPIO29 / SCIA_TXD

W11

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