Data Sheet

Module：EWN-8258FAT1CA1
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9
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PIN Definition IC Pin Description
15
PD7 PD7
SPI clock (I2C_SCK)；
7816_TRX(UART_TX)；
General I/O port；
16
GND /
Note
s:
1. Download Interface use SWS test point.
2. Only SWS interface can be used for debugging firmware.
9 Module Photos
FIG 3
TOP View FIG 4 Bottom View
10 Ke
y material list
Table 7 EWN-8258FAT1CA1 Key material list
Type Model Footprint QTY.
Crystal 24MHz 12pF 20ppm 3225 1PCS
Inductance 10uH 0805 1PCS
IC TLSR8258F1KAT32 QFN32 1PCS