Analog Devices ADZS-21569-EZKIT, Руководство пользователя

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Figure 3-8: LED Locations
Fault (
LED4
)
When ON, it indicates a system fault. For more information, refer to the ADSP-2156xHardware Reference Manual.
USB to UART Activity (
LED5-6
)
The USB to UART activity LEDs are used to indicate the transmitting and receiving of data between a PC and the
FT232R - USB to UART .
Table 3-11: USB to UART LEDs
LED Function
LED2 Receive
LED3 Transmit
A
2
B Interrupt (
LED1
)
The A
2
B interrupt LED is driven by the AD2428 when it is configured as a master and driven by the ADSP-21569
when the AD2428 is configured as a slave.
Power (
LED8
)
When ON (green), it indicates that power is being supplied to the board properly.
GPIO (
LED7, LED10, LED9
)
Three LEDs are connected to the general-purpose I/O pins of the processor (see the GPIO LEDs table). The LEDs
are active high and are turned ON (amber) by writing a 1 to the correct processor signal.
LEDs
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