Difference between revisions of "Led Matrix 32x64"
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=== Matrix reference === | === Matrix reference === | ||
| − | * Size: | + | * Size: 32x64 RGB LEDs (127x256mm) |
| − | * Organization: 2 blocks (upper and lower) with each 16 lines | + | * Organization: 2 blocks (upper and lower) with each 16 lines of 64 LEDs |
* (6) 64 bit shift registers | * (6) 64 bit shift registers | ||
* 40ns period = 25MHz max. | * 40ns period = 25MHz max. | ||
| − | |||
* ~4A with full matrix in white color | * ~4A with full matrix in white color | ||
* 5V signals | * 5V signals | ||
| + | * Serial MCU Interface | ||
| + | * Price: ~ 150.- USD | ||
| − | == Input pins == | + | === Input pins === |
# '''DR1''' - RED for lines 1-16 (1 = LED on) | # '''DR1''' - RED for lines 1-16 (1 = LED on) | ||
# '''DG1''' - GREEN for lines 1-16 (1 = LED on) | # '''DG1''' - GREEN for lines 1-16 (1 = LED on) | ||
# '''DB1''' - BLUE for lines 1-16 (1 = LED on) | # '''DB1''' - BLUE for lines 1-16 (1 = LED on) | ||
| − | # '''GND''' | + | # '''GND''' - Ground Reference |
# '''DR2''' - RED for lines 17-32 (1 = LED on) | # '''DR2''' - RED for lines 17-32 (1 = LED on) | ||
# '''DG2''' - GREEN for lines 17-32 (1 = LED on) | # '''DG2''' - GREEN for lines 17-32 (1 = LED on) | ||
# '''DB2''' - BLUE for lines 17-32 (1 = LED on) | # '''DB2''' - BLUE for lines 17-32 (1 = LED on) | ||
| − | # '''GND''' | + | # '''GND''' - Ground Reference |
| − | # '''A''' - | + | # '''A''' - Used for the bit selection of one of 16 rows |
| − | # '''B''' - | + | # '''B''' - Used for the bit selection of one of 16 rows |
| − | # '''C''' - | + | # '''C''' - Used for the bit selection of one of 16 rows |
| − | # '''D''' - | + | # '''D''' - Used for the bit selection of one of 16 rows |
| − | # '''CLK''' - | + | # '''CLK''' - Clock imput for 74HC595 shift register |
| − | # '''LAT''' - | + | # '''LAT''' - Content of 74HC595 Shift Register transferred to output latches |
| − | # '''EN''' - | + | # '''EN''' - Enable 74HC138 encoder to set one of 16 rows (0 = enable) |
| − | # '''GND''' | + | # '''GND''' Ground Reference |
| + | |||
| − | == Pictures == | + | === Pictures === |
[[File:Ledmatrix_1.JPG||500px]] | [[File:Ledmatrix_1.JPG||500px]] | ||
[[File:Ledmatrix_2.JPG||500px]] | [[File:Ledmatrix_2.JPG||500px]] | ||
Latest revision as of 22:13, 4 September 2011
Matrix reference
- Size: 32x64 RGB LEDs (127x256mm)
- Organization: 2 blocks (upper and lower) with each 16 lines of 64 LEDs
- (6) 64 bit shift registers
- 40ns period = 25MHz max.
- ~4A with full matrix in white color
- 5V signals
- Serial MCU Interface
- Price: ~ 150.- USD
Input pins
- DR1 - RED for lines 1-16 (1 = LED on)
- DG1 - GREEN for lines 1-16 (1 = LED on)
- DB1 - BLUE for lines 1-16 (1 = LED on)
- GND - Ground Reference
- DR2 - RED for lines 17-32 (1 = LED on)
- DG2 - GREEN for lines 17-32 (1 = LED on)
- DB2 - BLUE for lines 17-32 (1 = LED on)
- GND - Ground Reference
- A - Used for the bit selection of one of 16 rows
- B - Used for the bit selection of one of 16 rows
- C - Used for the bit selection of one of 16 rows
- D - Used for the bit selection of one of 16 rows
- CLK - Clock imput for 74HC595 shift register
- LAT - Content of 74HC595 Shift Register transferred to output latches
- EN - Enable 74HC138 encoder to set one of 16 rows (0 = enable)
- GND Ground Reference
Pictures
