Product Manual

WRD3L Datasheet
Hangzhou Tuya Information Technology Co., Ltd. 6 V2.0.1
3 Module Interfaces
3.1 Dimensions and Footprint
WRD3L has two rows of pins with a 2 mm pin spacing.
The WRD3L dimensions (H x W x D) are 3.0±0.15 mm x 16±0.35 mm x 24±0.35 mm.
Figure 2-1 shows the WRD3L front and rear views.
Figure 2-1 WRD3L front and rear views
3.2 Interface Pin Definition
Table 2-1 WRD3L interface pins
Pin No.
Symbol
I/O Type
Function
1
nRST
I/O
Hardware reset pin (active at a low level)
2
ADC
AI
ADC pin (See the following Note 2.)
3
NC
Input
Null pin, no internal connection
4
GPIO0
I/O
GPIO_0, which is connected to GPIO0 (pin 36)
on the internal IC