17
Customize the embedded system based on
Your
Idea
3
HPO_L
Headphone amplifier output
_Left channel
4
PHE_DET
Headphone Detect
5
MIC2
Single-end input for
microphone
1
3
5
7
9
2
4
6
8 10
11
12
13
14
J8
Pin Signal
Description
Pin
Signal
Description
1
I2C1_SCL
I2C serial clock line
2
I2C1_SDA I2C data line
3
BCLK2
Serial bit clock
4
I2S_CLK
I2S clock
5
DACDAT2
Serial data input
6
LRCK2
Synchronous signal
7
MIC_RST
MIC reset
8
ADCDAT2 Serial data output
9
VCCA3V0
_CODEC
Analog power for MICBIAS,
3.3V
10
VCCA1V8
_CODEC
Analog power, 1.8V
11
GND
Ground
12
GND
Ground
13
ROUTP
Right channel output
14
LOUTP
Left channel output
2.3 USB Host (USB1)
1
4
5
6
Idea3399 provides 1x USB2.0 Host to connect USB mouse, U disk, USB camera, or other USB
devices.
supports hot-plug.
Feature
⚫
Compatible with USB Host2.0 specification
⚫
Supports high-speed (480Mbps), full-speed (12Mbps) and low-speed (1.5Mbps) mode
⚫
Supports automatic switching between bus- and self-powered modes
⚫
Support periodic out channel in host mode
Pin Signal
Description
Pin Signal
Description
1
VCC_USB
USB power. DC 5V
2
HOST0_DM
USB 2.0 data DN
3
HOST0_DP
USB 2.0 data DP
4
GND
Ground
