EARDATEK EWN-8720CMN1AA, Руководство по началу работы

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EWN-8720CMN1AA Getting Started Guide
PIN Definition Description
27 GPIOA_23 LED_0/PWM[7]
38 GND Ground
Table 1- EWN-8720CMN1AA Module Pin
Definition Description
Notes:
1
、
UART download
：
Using A15&A16 , and before power on.
2
、
Default states of all pins are High-impedance; Unused pins should be kept floating.
3
、
Some IO are used to connect to the flash of the module. It is recommended not to use these IO. As shown in the
table.
PIN Definition Description
9 GPIOA_7 Flash_SPI_CS
10 GPIOA_8 Flash _SPI_CLK
11 GPIOA_9 Flash _SPI_WP
12 GPIOA_10 Flash _SPI_SO
13 GPIOA_11 Flash _SPI_SI
14 GPIOA_12 Flash _SPI_HOLD
Table
2
- EWN-8720CMN1AA Module Flash
definition