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Rumba32 V1.0 mannul
SHENZHEN BIGTREE TECHNOLOGY CO., LTD.
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Note:The high level is connected to the upper two
pins,and the low level is connected to the lower two
pins.
2
、
UART mode
When using UART mode,you need to connect the header pins
with jumper caps as shown in the figure.
3
、
SPI mode
When using SPI mode,you need to connect the header pins
with jumper caps as shown in the figure.