Recommended Connection Diagram - Ebyte E78-470LN22S User Manual

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13
14
15
16
17
18
19
20 UART_RX
21 UART_TX
22 SWD_DATA
23 SWD_CLK
24
25 SPI_MISO
26
27 SPI_MOSI
28
★ For the pin definition, software driver and communication protocol of the module, please refer to ASR

3.3 Recommended connection diagram

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GND
GND
GND
XRES Input
ADC_IN Input
AUX Input/output
SETA Input/output
Input/output
Input/output
Input/output
Input/output
GND
Input/output
SPI_NSS Input/output
Input/output
SPI_SCK Input/output
official《ASR6501 Datasheet》 ★
Ground wire, connected to power reference ground
Ground wire, connected to power reference ground
Ground wire, connected to power reference ground
External reset pins
NC (reserved pin)
NC (reserved pin)
NC (reserved pin)
UART RX pin
UART TX pin
SWD Data pin
SWD Clock pin
Ground wire, connected to power reference ground
SPI MISO test point, internally connected, cannot be
used as external SPI
SPI NSS test point, internally connected, cannot be
used as an external SPI
SPI MOSI test point, internally connected, cannot be
used as an external SPI
SPI SCK test point, internally connected, cannot be
used as external SPI
E78-470LN22S User Manual
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