User's Manual

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Page 4
Number Name
功能 备注
6 P2.1-P2.2 I/O port
7 SCL_UP I2C port SCL
8 SDA_UN I2C port SDA
10 REST_N Reset Active Low
More detail for the IO type and load capacity could be found in “CC2540/41
System-on-Chip Solution for 2.4-GHz Bluetooth® low energy Applications”, this module lead
them directly.
P – Series Module did not set Reset-cicuit for the REST_N pin. please refer to the chapter
4 when you design.
3.3 real product show
图 3-1 real product
*Pictures are for reference only, there may be differences according to different versions