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Interrupt Controller<br />
Competitive Feature:<br />
• Self-paced training<br />
available on Interrupt<br />
Handling<br />
Program<br />
FLASH<br />
JTAG/OnCE<br />
Voltage<br />
Regulators<br />
Interrupt<br />
Controller<br />
Power<br />
Supervisor<br />
COP<br />
SCI0<br />
SCI1<br />
SPI<br />
MSCAN<br />
GPIOs<br />
Relax. OSC<br />
System Clock<br />
Generator<br />
(OSC & PLL)<br />
Program<br />
Boot<br />
RAM<br />
FLASH<br />
56800<br />
Core<br />
30-40 MIPS<br />
60-80 MHz<br />
2x4 input<br />
2x4 input<br />
ADC<br />
ADC<br />
Module A<br />
Module B<br />
External<br />
Memory<br />
Interface<br />
Data RAM<br />
Data FLASH<br />
6-output<br />
PWM A<br />
6-output<br />
PWM B<br />
Quad Timer<br />
Module A,B,C,D<br />
Quadrature<br />
Decoder 0<br />
Quadrature<br />
Decoder 1<br />
The Interrupt Controller arbitrates IPBus peripheral interrupt requests and<br />
signals the DSP core when an interrupt of sufficient priority exists. It also<br />
provides the ISR address to service each interrupt and notifies the DSP core<br />
to restart the clocks out of WAIT and STOP mode.<br />
The Interrupt Controller supports 64 interrupt sources, two priority levels, two<br />
software trap interrupts, and low interrupt latency (14 to 24 system clock<br />
cycles).<br />
Self-paced training on Interrupt Handling is available. This feature<br />
differentiates the Interrupt Controller from the competition.