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board:lcd-s8-65-6a-048:gpu_rev_1.1


GPU 10.1" RipDraw 65-0003-000 Rev 1.1

gpu_10_1ich_v1_1a.jpg

Connectors

Power Supply (J14)

The board requires 5V 2A DC power supply.

PinNameDescription
1 5V5V 2A DC
2 GNDGround

USB Device Interface (J11)

The mini AB connector used to connect the board with PC as USB device. It emulates the USB to virtual serial, see GPU USB Device Driver Installation.

PinNameDescription
1 5V 5V power
2 D- Data differential pair minus
3 D+Data differential pair plus
4 IDOn the Go Identification
5 GND Ground

Serial Interface (Low Voltage) for commands (J7)

The Serial Interface UART for commands. The voltage level of the signal can be configure using jumper J4.

PinNameDescription
1 TX Serial data output signal
2 RX Serial data input signal
3 RESETActive low to reset the RipDraw board
4 GND Ground

Electrical

For cable length and propagation delays calculation, add the buffer/driver delay
* For VCC = 5V, it is 5ns/V
* For VCC = 3.3V, it is 10ns/V
ESD details of the voltage level translation/buffer/drivers
Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II
ESD Protection Exceeds JESD 22
* 2000-V Human-Body Model (A114-A)
* 200-V Machine Model (A115-A)
* 1000-V Charged-Device Model (C101)

Serial Interface for commands (J8)

The Serial Interface for commands. The voltage level of RS-232 standard.

PinNameDescription
1 TX Serial data output signal
2 RX Serial data input signal
3 RESETActive low to reset the RipDraw board
4 GND Ground

Note:- For pin no. 3,voltage level can be configured using jumper J4.

Electrical

Cable length as per standard
ESD Protection for RS-232 Pins
* ±15-kV Human-Body Model (HBM)
* ±8-kV IEC 61000-4-2 Contact Discharge
* ±15-kV IEC 61000-4-2 Air-Gap Discharge

SPI (Serial Peripheral Interface) for commands (J9)

The Serial Peripheral Interface. The voltage level of the signal can be configure using jumper J4.

PinNameDescription
1 CLK Serial clock
2 MISO Master input, slave output
3 SIMO Slave input, master output
4 CS Chip select
5 RESETActive low to reset the RipDraw board
6 GND Ground

Electrical

For cable length and propagation delays calculation, add the buffer/driver delay
* For VCC = 5V, it is 5ns/V
* For VCC = 3.3V, it is 10ns/V
ESD details of the voltage level translation/buffer/drivers
Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II
ESD Protection Exceeds JESD 22
* 2000-V Human-Body Model (A114-A)
* 200-V Machine Model (A115-A)
* 1000-V Charged-Device Model (C101)

LCD (J15)

Touch (J2)

Serial Interface for development (J12)

JTAG Interface for development (J13)

Jumpers Configuration

Touch Voltage Selection (J1)

This jumper used to set the Touch Panel operating voltage selection.

PinsDescription
1-2Close for 5V touch panel
3-4Close for 3.3V touch panel

Interface Voltage Selection for commands (J4)

This jumper used to set the Interface IO voltage selection for

  1. Serial Interface (Low Voltage) for commands (J7)
  2. SPI (Serial Peripheral Interface) for commands (J9)
PinsDescription
1-2Close for 3.3V IO voltage
3-4Close for 5V IO voltage

Interface Selection for commands (J6)

The jumper used to set the command interface for the application. The RipDraw board application will selected interface to listen for incoming commands.

PinsDescription
1-2Serial Interface (Low Voltage) for commands (J7)
3-4Serial Interface (RS232) for commands (J8)
5-6SPI (Serial Peripheral Interface) for commands (J9)
7-8Unused.
NONEAll options are open then USB Device Interface (J11)

Serial Interface Baud Rate Selection (J5)

The jumper used to select the baud rate for below serial interface. - Serial Interface (Low Voltage) for commands (J7) - Serial Interface (RS232) for commands (J8)

PinsDescription
1-257600
3-438400
4-619200
7-89600
NONEAll options are open then 115200 baud rate selected.

Selection of TFT LCD (J17)

This jumper is to set selection for

  1. BOE TFT
  2. INNOLUX TFT
PinsDescription
1-2Close for BOE TFT
3-4Close for INNOLUX TFT

Flash Write Protection (J16)

This jumper is used to Enable/Disable flash write protection.

PinsDescription
1-2 OR 3-4Close for Disable flash write protection (read/write mode)
Last modified: 2014/10/09 06:46

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