Overview
Gboard Pro is a unique Arduino mainboard with SIM900 GSM / GPRS module, XBee socket, nRF24L01 + module interface, micro SD card interface, ITDB02 parallel LCD module interface, electronic brick interface and ATmega2560 chips, which can achieve wireless control via XBee, nRF24L01 + or GSM / GPRS with functions covering from smart home to remote control of robots to meet various needs of different projects.
Specifications
| PCB size
|
131.0mm X 68.8mm X 1.6mm
|
| Supply voltage
|
7~23V DC
|
| Operating voltage
|
3.3V DC
|
| Microprocessor
|
ATmega2560
|
| Indicators
|
PWR，NET，Status，Test
|
| Communication interfaces
|
XBee，nRF24L01+，UART，IIC，ITDB02 LCD，micro SD
|
Electrical characteristics
| Item |
Min. |
Typical Value |
Max. |
Unit
|
| Supply voltage |
7 |
- |
23 |
VDC
|
| Input high voltage VH |
3 |
3.3 |
3.6 |
V
|
| Input low voltage |
-0.3 |
0 |
0.5 |
V
|
| Average Current consumption |
- |
100 |
500 |
mA
|
| Peak Current consumption |
- |
- |
2 |
A
|
Hardware
pinmap
ITDB02 Parallel LCD Module Interface
| Index of Interface
|
Name of Interface
|
Index of Arduino
|
Pin of Atmega2560
|
| 1 |
GND |
- |
-
|
| 2 |
DB0 |
D37 |
PC0
|
| 3 |
5V |
- |
-
|
| 4 |
DB1 |
D36 |
PC1
|
| 5 |
NC |
- |
-
|
| 6 |
DB2 |
D35 |
PC2
|
| 7 |
LCD_RS |
D38 |
PD7
|
| 8 |
DB3 |
D34 |
PC3
|
| 9 |
LCD_WR |
D39 |
PG2
|
| 10 |
DB4 |
D33 |
PC4
|
| 11 |
LCD_RD |
3V3 |
3V3
|
| 12 |
DB5 |
D32 |
PC5
|
| 13 |
DB8 |
D22 |
PA0
|
| 14 |
DB6 |
D31 |
PC6
|
| 15 |
DB9 |
D23 |
PA1
|
| 16 |
DB7 |
D30 |
PC7
|
| 17 |
DB10 |
D24 |
PA2
|
| 18 |
Touch_CLK |
D6 |
PH3
|
| 19 |
DB11 |
D25 |
PA3
|
| 20 |
Touch_CS |
D5 |
PE3
|
| 21 |
DB12 |
D26 |
PA4
|
| 22 |
Touch_DIN |
D48 |
PL1
|
| 23 |
DB13 |
D27 |
PA5
|
| 24 |
Touch_BUSY |
- |
-
|
| 25 |
DB14 |
D28 |
PA6
|
| 26 |
Touch_DOUT |
D3 |
PE5
|
| 27 |
DB15 |
D29 |
PA7
|
| 28 |
Touch_IRQ |
D2 |
PE4
|
| 29 |
LCD_CS |
D40 |
PG1
|
| 30 |
SD_MISO |
D50 |
PB3
|
| 31 |
NC |
- |
-
|
| 32 |
SD_SCK |
D52 |
PB1
|
| 33 |
LCD_RST |
D41 |
PG0
|
| 34 |
SD_MOSI |
D51 |
PB2
|
| 35 |
NC |
- |
-
|
| 36 |
SD_CS |
D53 |
PB0
|
| 37 |
LED+ |
3V3 |
3V3
|
| 38 |
NC |
- |
-
|
| 39 |
LED- |
GND |
GND
|
| 40 |
NC |
- |
-
|
Electronic Bricks Interface
| Index of Interface
|
Name of Interface
|
Index of Arduino
|
Pin of Atmega2560
|
| 1 |
EB0 |
A0 |
PF0
|
| 2 |
EB1 |
A1 |
PF1
|
| 3 |
EB2 |
A2 |
PF2
|
| 4 |
EB3 |
A3 |
PF3
|
| 5 |
EB4 |
A4 |
PF4
|
| 6 |
EB5 |
A5 |
PF5
|
| 7 |
EB6 |
A6 |
PF6
|
| 8 |
EB7 |
A7 |
PF7
|
| 9 |
EB8 |
A8 |
PK0
|
| 10 |
EB9 |
A9 |
PK1
|
| 11 |
EB10 |
A10 |
PK2
|
| 12 |
EB11 |
A11 |
PK3
|
| 13 |
EB12 |
A12 |
PK4
|
| 14 |
EB13 |
A13 |
PK5
|
| 15 |
EB14 |
A14 |
PK6
|
| 16 |
EB15 |
A15 |
PK7
|
| 17 |
SCL |
D21 |
PD0
|
| 18 |
SDA |
D20 |
PD1
|
| 19 |
RX1 |
D19 |
PD2
|
| 20 |
TX1 |
D18 |
PD3
|
nRF24L01+ Module Interface
Micro SD Socket
XBee Interface
SIM900 Communication Interface
Indicators
Buttons
SIM900 power supply and reset connection
Download
Datasheet for Gboard Pro
Schematic for Gboard Pro
Library for Gboard Pro
Useful Link
Notice