SA326-RX datasheet(9/13 Pages) G-NICE

9 / 13 page

www.nicerf.com

SA326

NiceRF Wireless Technology Co., Ltd.

Rev 1.7

- 9 -

sales@nicerf.com

8. Pin definition



SA326-TX

Pin NO. Pin name

I/O

Level standard

Description

GND

Connect the negative pole of the power supply

0-3.3V

Frequency 16 channel 8421 encoding, the first digit, default "1"

output

0-3.3V

Frequency 16-channel 8421 encoding, the second bit, default "1"

output

0-3.3V

Frequency 16 channel 8421 encoding, the 4th bit, default "1"

output

0-3.3V

Frequency 16 channel 8421 encoding, the 8th bit, default "1"

output

I/O

0-3.3V

Internally connected to the EN of the LDO, pull down the

dormancy, internal pull-up, default "1" output

GND

Connect the negative pole of the power supply

VCC

3.3-6V

The positive pole of the external power supply. (Typical value 4V)

GPIO0

I/O

0-3.3V

Internally connected to GPIO0 of SA316-TX, when using I2S

mode, it can be configured as LRCK

GPIO1

I/O

0-3.3V

Internally connected to GPIO1 of SA316-TX, when using I2S

mode, it can be configured as SCK

GPIO2

I/O

0-3.3V

Internally connected to GPIO2 of SA316-TX, when using I2S

mode, it can be configured as MCLK

GPIO3

I/O

0-3.3V

Connect to GPIO3 of SA316-TX, it can be configured as SDIN

when using I2S mode

GPIO4

I/0

0-3.3V

GPIO4 with internal audio chip

14，15

GND

Connect the negative pole of the power supply

MIC_P

Microphone input positive terminal, (the best signal is less than

300mVrms)

SA326-RX Folha de dados(PDF) 9 Page - NiceRF Wireless Technology Co., Ltd.

SA326-RX Folha de dados(HTML) 9 Page - NiceRF Wireless Technology Co., Ltd.

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13

Folha de dados Download

Ligação URL