Sharp HT-SB60 Service Manual page 22

HT-SB60
IC1 VHiEP92A2E : HDMI IC (EP92A2E) (2/4)
Audio Inputs/Outputs
Name
MCLK
IIS_SCK
IIS_WS
IIS_SD0
IIS_SD1
IIS_SD2
IIS_SD3
SPDIF
IIS_SCK_IN
IIS_WS_IN
IIS_SD_IN
DDC/IIC/MCU/EEPROM
N a m e
INTb
SCL2/SCL3
SDA2/SDA3
DDC0_SCL
DDC0_SDA
DDC1_SCL
DDC1_SDA
DDC2_SCL
DDC2_SDA
DDCR_SCL
DDCR_SDA
DDCT_SCL
DDCT_SDA
Misc. Pins
N a m e
X_IN
PLL_XFC_A
EXT_RSTb
REG_VIN
REG_VO1
REG_VO2
In/Out Description
System Clock output for audio DAC (128/256/384/512 *
F . Connecting a pull-up (logic 1) or pull-down (logic 0)
OUT
Sampling_Clock
resistor at this pin de nes bit 4 of the slave IIC Address
OUT IIS SCK output for IIS audio port. Sampling clock output for DSD.
IIS WS output for all IIS audio ports.
OUT
DSD audio output port 0 (Right Channel).
IIS SD output for audio port 0 or HBR audio output.
OUT
DSD audio output port 0 (Left Channel).
IIS SD output for audio port 1 or HBR audio output.
OUT
DSD audio output port 1 (Right Channel).
IIS SD output for audio port 2 or HBR audio output.
OUT
DSD audio output port 1 (Left Channel).
IIS SD output for audio port 3 or HBR audio output.
OUT
DSD audio output port 2 (Right Channel).
SPDIF output.
OUT
DSD audio output port 2 (Left Channel).
IN IIS SCK input for regenerated IIS audio.
IN IIS WS input for regenerated IIS audio.
IN IIS SD input for regenerated IIS audio.
n I O / t u
Interrupt signal. Asserted when interrupt requests occur. This pin is open drain
output when programmed as active low and external pull-up resistor is needed.
OUT
This pin is push-pull when programmed as active high. Connect this pin to the
GPIO pin of the HDMI controller externally.
SCL signal for HDMI and HDCP Control Logic. Connect this pin to the GPIO pin
IO
of the HDMI controller with pull up resistor externally.
SDA signal for HDMI and HDCP Control Logic. Connect this pin to the GPIO pin
IO
of the HDMI controller with pull up resistor externally.
IN IIC SCL signal for HDMI Receiver DDC Port 0
IO IIC SDA signal for HDMI Receiver DDC Port 0
IN IIC SCL signal for HDMI Receiver DDC Port 1
IO IIC SDA signal for HDMI Receiver DDC Port 1
IN IIC SCL signal for HDMI Receiver DDC Port 2
IO IIC SDA signal for HDMI Receiver DDC Port 2
IN IIC SCL signal for Repeater DDC Port
IO IIC SDA signal for Repeater DDC Port
OUT IIC SCL signal for HDMI Output DDC Port
IO IIC SDA signal for HDMI Output DDC Port
I / n O t u
External Crystal Input, 18.432 Mhz. Connect this pin to the GPIO pin of the HDMI
Analog
controller externally.
Analog For connecting a capacitor to ground for on-chip PLL
External Reset input (Active Low) with internal weak pull-up. Connect this pin to
IN
the GPIO pin of the HDMI controller externally.
PWR 5V input to on-chip Power Regulator
Programmable voltage output from on-chip Power Regulator. The selectable
OUT
output voltage are 2.8V, 3.0V, 3.2V and 3.4V
Programmable voltage output from on-chip Power Regulator. The selectable
OUT
output voltage are 1.5V, 1.6V, 1.7V and 1.8V
D e c s i r t p o i n
D e c s i r t p o i n
6 – 7