Q7-C72
Q7-C72 User Manual - Rev. First Edition: 1.0 - Last Edition: 1.0 - Authors: A.R - Reviewed by M.B. - Copyright © 2021 SECO S.p.A
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3.2.15
Manufacturing signals
According to Qseven
®
Standard specifications, rel. 2.1, on pin designed as MFG_NCx ( 208÷209) are carried NXP i.MX 8M Mini / Nano Internal UART2 signals for
firmware and boot loader implementations. MFG_NC4 (pin 204) signal is tied to GND through 1k pull-down resistor.
Pin 208 (MFG_NC2) signal
Pin 209 (MFG_NC1) signal
DEBUG_UART_RX
DEBUG_UART_TX
The UART interface available on MFG_NCx pins is reserved only for the manufacturing phase; it must not be used by the customer.
It is not possible at all to use these pins to trace the software (for debug purposes)