Chameleon-AVR Nurve Networks, Chameleon-AVR Datasheet - Page 192
Chameleon-AVR
Manufacturer Part Number
Chameleon-AVR
Description
MCU, MPU & DSP Development Tools AVR8 & PROPELLER DEV SYSTEM (SBC)
Manufacturer
Nurve Networks
Datasheet
1.CHAMELEON-AVR.pdf
(268 pages)
Specifications of Chameleon-AVR
Processor To Be Evaluated
AVR 328P
Data Bus Width
8 bit
Interface Type
USB, VGA, PS/2, I2C, ISP, SPI
Operating Supply Voltage
3.3 V, 5 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Function Prototype:
Description:
Example(s):
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Function Prototype:
Description:
Example(s):
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Function Prototype:
Description:
Example(s):
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Function Prototype:
Description:
Example(s):
unsigned int GFX_Get_Dest_Ptr(void);
unsigned int GFX_Set_Src_Ptr(unsigned int src_ptr);
unsigned int GFX_Set_Dest_Ptr(unsigned int dest_ptr);
int GFX_Get_Tilemap_Width(void);
Retrieve the destination pointer.
Read the source pointer and add 4 to it and write it back.
Read the destination pointer and add 4 to it and write it back.
Read the tilemap width and store it.
operations. This address is absolute in the Propeller’s main RAM memory. Returns the pointer.
absolute address in Propeller RAM memory. Returns 1.
an absolute address in Propeller RAM memory. Returns 1.
64, 128, 256) tiles.
GFX_Get_Dest_Ptr() retrieves the 16-bit destination pointer in the tile GPU for memory transfer and fill
GFX_Set_Src_Ptr(…) sets the 16-bit source pointer for tile GPU fill and memory operations. This is an
GFX_Set_Dest_Ptr(…) sets the 16-bit destination pointer for tile GPU fill and memory operations. This is
GFX_Get_Tilemap_Width() retrieves the 8-bit the tile map width encoded as 0,1,2,3 which means (32,
© 2009 NURVE NETWORKS LLC “Exploring the Chameleon AVR 8-Bit”
192
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