Gpio Table - Dynex DX-40L260A12 Service Manual

40"LCD TV

13) GPIO Table

I2C0
ZR39748BGCG
I2C1
ZR39748BGCG Absolute DC Voltage
Voltage Absolute Max. Ratings
V_IN, V_OUT 3.63 V
VDD_33 3.63 V
VDD_11 1.21 V
VDD_18 1.98 V
VDD is +/- 5%
ZR39748BGCG Recommended DC Voltage
Voltage Recommended DC Voltage
3.3 V 3.17 V ~ 3.47 V
1.8 V 1.71 V ~ 1.89 V
1.1 V 1.05 V ~ 1.16 V
ZR39748BGCG Max. Current Dissipation
Voltage Max. Current
I/O 3.3 V
MVDD 1.8 V
Core digital 1.1 V
Core analog 1.1 V
IOVDD_STBY 3.3 V
CORE_VDDSTBY 1.1 V
Impedance Control Table
USB USB Data differential pair trace impedance 90 Ohm.
HDMI HDMI Data and Clk differential pair 100 Ohm.
Tuner IF Tuner IF differential pair trace impedance 100 Ohm.
LVDS Data and CLK differential pair trace impedance
LVDS
100 Ohm.
CAT24C64WI-GT3 STA339BWTR Touch Key
Tuner
ENV56U04D8F
ZR39748BGCG ADC Pin Table
Pad
ZR39748 ADC #
NO.
C8
ADC8_IN0
ADC8_IN1 D8
ADC8_IN2 C9
ADC8_IN3 D9
ADC8_IN6 D13
ADC Voltage = 0.4 V~ 2.9 V
0.270 A
0.407 A
1.710 A
0.052 A
0.086 A
0.090 A
Signal ZR39748 GPIO #
BOOT_0 GPIO_P0
BOOT_1/I2S0_SCLK GPIO_P1
ACLK GPIO_P4
AUD_SHDN GPIO_P5
AUD_AMP_RSTN GPIO_P6
PANEL_ON GPIO_P7
EEPROM_WP GPIO_P8
BL_ON_OFF GPIO_P9
GPIO_P10
GPIO_P11
TKEY_INT GPIO_P12
TKEY_CTRL GPIO_P14
GPIO_P16
HDMI1_SCL GPIO_TV_P0
HDMI1_SDA GPIO_TV_P1
HDMI1_HPD_A GPIO_TV_P2
HDMI1_5V_A GPIO_TV_P3
HDMI2_SCL GPIO_TV_P4
HDMI2_SDA GPIO_TV_P5
HDMI2_5V_A GPIO_TV_P6
Function HDMI2_HPD_A GPIO_TV_P7
VGA_VSYNC_DET GPIO_TV_P12
Function Key
VGA_HSYNC_DET GPIO_TV_P13
Light_Sensor
PWR_ON GPIO_TV_P15
LIGHTING_LOGO_1 GPIO_TV_P21
KEY_PWR GPIO_TV_P23
LIGHTING_LOGO_2 GPIO_TV_P24
TVM_BOOT/LED_1 GPIO_TV_P26
WDT_EN_N/LED_2 GPIO_TV_P27
VGA_VSYNC GPIO_TV_P29
GPIO_S[2]
GPIO_S[3]
I2C1_SCL GPIO_S[4]
I2C1_SDA GPIO_S[5]
SPI_RD GPIO_S[7]
YPbPr_DET GPIO_S[8]
GPIO_S[9]
IEC958_O GPIO_S[10]
GPIO_S[11]
SPI_HOLD GPIO_S[12]
SPI_WR GPIO_S[13]
SPI_CLK GPIO_S[14]
SPI_CS_N GPIO_S[15]
BL_BR_CTRL GPIO_S[16]
VGA_HSYNC SNDBUS[12]
ARC_CTRL SNDBUS[13]
PWR_OK SNDBUS[17]
SPI_WEN SNDBUS[18]
PANEL_CTRL1 SNDBUS[19]
SNDBUS[20]
SNDBUS[21]
EARPHONE_DET SNDBUS[22]
USB_OC_N SNDBUS[23]
USB_EN SNDBUS[24]
TVCPU_PWM0
44
Best Buy DX-40L260A12
ZR39748BGCG GPIO Pin Table
Pad I/O I/O Internal Default after
TYPE pull-up/down? RESET
NO.
F2 I B PD I
L3
I/O B PU I
F1 O B PU I
G4 O B PU I
G3 O B PU I
G2 O B PU I
G1 O B PU I
H4 O B PU I
H3 B PU I
H2
B X I
H1 I B PU I
J4 O B PU I
N3 B PU I
D4 I/O B X I
D3 I/O B X I
D2 I/O B X I
C1 I B X I
C4
I/O B X I
C3 I/O B X I
C2 I B X I
B1 I/O B X I
C5 I B X O(High)
C6 I B X I
D5 O B X O(High)
B4 O B PU I
D6
I B X I
B6 O B PU I
A5 I/O B X I
B5 I/O B X I
B2 I B X I
F20 O PU High
E20 I PU I
A21 B X I
A22
B X I
B22 I X I
T22 I B PU I
T21 B PU I
C19 O O X O(Low)
Y21 B PU O(High)
C20 B PU O(High)
C22
B X O(Low)
B21
O X Low
C21 O X High
Y20 O O X Low
J3 I B X I
T20 O B PU I
W19 O B PU I
W20 O B PU I
V22
O B PU I
U21
B PU I
U22 B PU I
V20 I B PU I
V21 I B PU I
U20 O B PU I
D7 O X Low
T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL
G4522-M0H-000-0040-1-110215 TPV MODEL
絬 隔 瓜 絪 腹
Key Component 13-GPIO Table PCB NAME 715G4522
Date Tuesday , February 15, 2011 Sheet 13 of 13
Function
BOOT_0
BOOT_1 / Audio I2S0_SCLK
Audio I2S0_PCLK
Audio Amplifier Shutdown
Audio Amplifier Reset
PANEL LVDS Power ON/OFF
System EEPROM Write Protect
Backlight ON/OFF
Touch Key Interrupt
Touch Key I2C Control
HDMI 1 SCL
HDMI 1 SDA
HDMI 1 HPD
HDMI 1 5V SENSE
HDMI 2 SCL
HDMI 2 SDA
HDMI 2 5V SENSE
HDMI 2 HPD
VGA Vsync Detect
VGA Hsync Detect
Power ON
Lighting Logo Control 1
Keypad Power On
Lighting Logo Control 2
TVM_BOOT/LED Blue
Watch Dog Enable/LED Red
VGA Vsync Input
Component Signal Detect
IEC958 Signal Format Output
Back Light Brightness Control
VGA Hsync Input
HDMI ARC Enable
Inverter Voltage OK
Flash Write Protect
PANEL Control 1
Earphone Detect
USB Power Over Current Flag Output
USB Power Enable
Custom
Size
Rev F
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