Data Sheet

Module：EWN-8258FAT1HA
EWN-8250FGT1HA
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8 Pin Definition
Fig 4 Top view Fig 5 Bottom view
Table 6 the hardware Pin definition of the module
Table 6 EWN-8258FAT1HA Pin definition
PIN Definition IC Pin Description
1 VBAT / Supply power 1.8V-3.3V；
2 PWM4 PB4
PWM output for LED drive；
SAR ADC Input；
General I/O port；
3 PWM5 PB5
PWM output for LED drive；
General I/O port；
4 PWM2 PC4
PWM output for LED drive；
General I/O port；
5 PWM1 PC3
PWM output for LED drive；
SAR ADC Input；
General I/O port；
6 PWM0 PC1
PWM output for LED drive；
General I/O port；
7 GND / Module power reference
Notes:
1. Download Interface use SWS test point on bottom view.
2. Only SWS interface can be used for debugging firmware.