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2.2 Download firmware
There are also two ways to download firmware, USB burning or SWS burning. But need another burning
tool Telink Burning EVK. Telink Burning EVK have USB port and 3.3V/SWS/GND port. When using USB
download firmware, just plug dongle USB in Burning EVK. When using SWS download firmware, connect
3.3V/SWS/GND of dongle to 3.3V/SWM/GND of Burning EVK.
2.3 Functions of each module
As shown in figure 2-4, The functions of each module on the board have been marked.
There are LED, key, ANT, I2S port and debug port on board. The LED lights can indicate what status the
TLSR9517CDK56D is in. The key allow us to control TLSR9517CDK56D. We can use debug port to debug
TLSR9517CDK56D. We can input/output I2S data through the I2S part.
The TLSR9517CDK56D support audio line-in/out and mic-in functions. Realize this functions according to
different software configurations.
As show in Figure 2-5, we can use the Audio Mode switch shown in Figure 1-4 to switch between
different audio mode.
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Figure 2-3 Battery power supply
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Telink Dongle TLSR9518ADG80D user manual
Ver.0.1.0
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