
33
Pushbutton
DesignWare ARC AXC003 CPU Card User Guide
Version 6323-018
Synopsys, Inc.
May 2017
segment is 0xF000_0000 such that the default address of the register is 0xF000_300C (see
“
System Memory Map After Pre-Bootloader Execution
”).
Table 4
LED Control Bits
Control Bit
Description
SWPORTB_DR[8]
Connected to LED0 on the AXC003 CPU Card.
The LED is ON when this bit is set to
1
.
SWPORTB_DR[9]
Connected to LED1 on the AXC003 CPU Card.
The LED is ON when this bit is set to
1
.
SWPORTB_DR[10]
Connected to LED2 on the AXC003 CPU Card.
The LED is ON when this bit is set to
1
.
SWPORTB_DR[11]
Connected to LED3 on the AXC003 CPU Card.
The LED is ON when this bit is set to
1
.
SWPORTB_DR[12]
Connected to LED4 on the AXC003 CPU Card.
The LED is ON when this bit is set to
1
.
SWPORTB_DR[13]
Connected to LED5 on the AXC003 CPU Card.
The LED is ON when this bit is set to
1
.
SWPORTB_DR[14]
Connected to LED6 on the AXC003 CPU Card.
The LED is ON when this bit is set to
1
.
SWPORTB_DR[15]
Connected to LED7 on the AXC003 CPU Card.
The LED is ON when this bit is set to
1
.
6.5 Pushbutton
shows the FPGA configuration button on the AXC003 CPU Card. This button can
be used to re-load the FPGA configuration from the serial flash memory into the FPGA.