RT1025 Cardio EVK
User Manual
APP_RT1025WS_P0-00 November 2018
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http://www.richtek.com
your power partner.
Usage with The Cardioid Evaluation Board
Measurement Procedure
The RT1025 supports the reading of samples and device status upon interrupt or via polling. It contains 4kB SRAM
for data buffering. The device is internally clocked to offer high-precision clock with external crystal. The flexible timing
control enable the users to control the PPG device timing for different application and to power down the device for
power saving. In order to achieve the high speed data acquisition, the RT1025 device was configured as a slave of
SPI mode. The Cardioid evaluation board is fully assembled and tested. The usage of the evaluation board was
shown in below figure.
1. Insert LIR2430 Battery in the battery case. The battery can be charged by applying 5V via the Micro USB port.
Once on, you should see a Red LED lighting for OK status.
If no light is present, check connections or try replacing the Battery with a fresh one.
If Red LED is flashing, check the I
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C or SPI device correct connections.
2. Make sure the evaluation board connect to the Android APP for ECG/PPG measurement.
Make sure Bluetooth is enabled on the phone/tablet. (Not need to pairing)
Laun
ch the “Cardio EVK” application on your phone/tablet.
