Subversion Repositories Code-Repo

Rev

Rev 235 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 235 Rev 237
Line 1... Line 1...
1 
Here lies some random pieces of information that may make it easier to understand the code base
 1 
Here lies some random pieces of information that may make it easier to understand the code base
2 
 
 2 
 
- 
 
 3 
KNOWN ISSUES:
- 
 
 4 
    Cube is occasionally flickering to ~60Hz. Need to figure out why.
3 
 
 5 
 
4 
PERIPHERAL USAGE:
 6 
PERIPHERAL USAGE:
5 
	SPI1 - Used by the cube code to send data to the ube
 7 
	SPI1 - Used by the cube code to send data to the ube
6 
	SPI4 - Unused
 8 
	SPI4 - Unused
7 
	I2C1 - Used by the controller code
 9 
	I2C1 - Used by the controller code
- 
 
 10 
    TIMER2 - Used by PWM2
8 
	TIMER4 - Used by the cube code for the overlay rotation interrupt
 11 
	TIMER4 - Used by the cube code for the overlay rotation interrupt
9 
	TIMER5 - Used by the cube code for the update layer interrupt
 12 
	TIMER5 - Used by the cube code for the update layer interrupt
10 
	UART1 - Used by the cube code for reading in frame data
 13 
	UART1 - Used by the cube code for reading in frame data
11 
	PWM2 - Generates a constant ~20MHz output, uses TIMER2
 14 
	PWM2 - Generates a constant ~20MHz output, uses TIMER2
12 
 
 15 
 
13 
PERIPHERAL INTERRUPT PRIORITY LEVELS:
 16 
PERIPHERAL INTERRUPT PRIORITY LEVELS:
14 
	IPL1 = lowest, IPL7 = highest priority
 17 
	IPL1 = lowest, IPL7 = highest priority
15 
	SPI1 - Priority 5, Subpriority 1
 18 
	SPI1 - Priority 5, Subpriority 1
16 
	SPI4 - Priority 6, Subpriority 2
 19 
	SPI4 - Priority 6, Subpriority 2
17 
	I2C1 - Priority 5, Subpriority 1
 20 
	I2C1 - Priority 5, Subpriority 1
18 
	TIMER4 - Priority 3, Subpriority 1
 21 
    TIMER5 - Priority 3, Subpriority 1
19 
	TIMER5 - Priority 3, Subpriority 1
 22 
	TIMER4 - Priority 1, Subpriority 1
20 
	UART1 - Priority 2, Subpriority 1
 23 
	UART1 - Priority 2, Subpriority 1
21 
 
 24 
 
22 
 
 25 
 
23 
PIN I/Os:
 26 
PIN I/Os:
24 
 
 27