User's Manual
XXXX Module Datasheet
7 TONLY ELECTRONICS HOLDINGS LIMITEDConfidential
Pin feature descriptions
PIN
NO.
Symbol Description Function
1 VSS[4] GND. GND
2 VSS[5] GND. GND
3 I2S_WS Word select PIO[13]
4 I2S_CLK Continuous serial clock PIO[12]
5 I2S_SDA Serial data PIO[11]
6 PIO10 Programmable I/O. PIO[10]
7 VDD_Flash Power supply for Flash Type 3.3V
8 PIO9 Programmable I/O. PIO[9]
9 PIO8 Programmable I/O PIO[8]
10 Flash1_D0 External flash data in PIO[5]
11 Flash1_CLK
External flash CLK PIO[6]
12 Flash1_DI
External flash data out PIO[4]
13 Flash1_CS
External flash CS PIO[6]
14 SPI_MIOS Programmable I/O line or debug SPI
MISO selected by SPI_PIO#.
•SPI_MISO
•PIO[3]
15 SPI_MOSI Programmable I/O line or debug SPI
MOSI selected by SPI_PIO#.
•SPI_MOSI
•PIO[2]
16 SPI_CS# Programmable I/O line or debug
SPIchip select (CS#) selected
bySPI_PIO#
•SPI_CS#
•PIO[1]
17 SPI_CLK Programmable I/O line or debug SPI •SPI_CLOCK