gpio_ext_porta
Reading this register reads the values of the GPIO inputs.
| Module Instance | Base Address | Register Address |
|---|---|---|
| fpgamgrregs | 0xFF706000 | 0xFF706850 |
Offset: 0x850
Access: RO
Important: To prevent indeterminate
system behavior, reserved areas of memory must not be accessed by software or
hardware. Any area of the memory map that is not explicitly defined as a register
space or accessible memory is considered reserved.
| Bit Fields | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
Reserved |
|||||||||||||||
| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
Reserved |
fpo RO 0x0 |
cdp RO 0x0 |
nsp RO 0x0 |
ncp RO 0x0 |
prd RO 0x0 |
pre RO 0x0 |
prr RO 0x0 |
ccd RO 0x0 |
crc RO 0x0 |
id RO 0x0 |
cd RO 0x0 |
ns RO 0x0 |
|||
gpio_ext_porta Fields
| Bit | Name | Description | Access | Reset |
|---|---|---|---|---|
| 11 | fpo | Reading this provides the value of FPGA_POWER_ON |
RO | 0x0 |
| 10 | cdp | Reading this provides the value of CONF_DONE Pin |
RO | 0x0 |
| 9 | nsp | Reading this provides the value of nSTATUS Pin |
RO | 0x0 |
| 8 | ncp | Reading this provides the value of nCONFIG Pin |
RO | 0x0 |
| 7 | prd | Reading this provides the value of PR_DONE |
RO | 0x0 |
| 6 | pre | Reading this provides the value of PR_ERROR |
RO | 0x0 |
| 5 | prr | Reading this provides the value of PR_READY |
RO | 0x0 |
| 4 | ccd | Reading this provides the value of CVP_CONF_DONE |
RO | 0x0 |
| 3 | crc | Reading this provides the value of CRC_ERROR |
RO | 0x0 |
| 2 | id | Reading this provides the value of INIT_DONE |
RO | 0x0 |
| 1 | cd | Reading this provides the value of CONF_DONE |
RO | 0x0 |
| 0 | ns | Reading this provides the value of nSTATUS |
RO | 0x0 |