507 Programmable Hardware Manual (PHM)
© Tibbo Technology Inc.
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"Connection" means a BLE link or a Wi-Fi association with an access point.
Connector Pin Assignment
I/O pin assignment
Positive power input, 3.3V nominal, +/- 5%.
Chip select, active LOW (input*).
UART, receive line (input*).
SPI port, data in (input*, must be connected to DO of Tibbo
module).
UART, transmit line (output*).
Reset, active LOW (input*).
SPI port, data out (output*, must be connected to DI of
Tibbo module).