COBHAM GR740 - Page 318

GR740-UM-DS, Nov 2017, Version 1.7 318 www.cobham.com/gaisler
GR740
22.3.1 I/O port data register
Table 401.0x00 - DATA - I/O port data register
22.3.2 I/O port output register
Table 402.0x04 - OUTPUT - I/O port output register
22.3.3 I/O port direction register
Table 403.0x08 - DIRECTION - I/O port direction register
31 nlin nlin-1 0
RESERVED DATA
0*
rr
31: nlin RESERVED
nlin-1: 0 I/O port input value (DATA) - Data value read from GPIO lines
Note: This field has range 15:0 for the first GPIO port, GRGPIO0, and range 21:0 for the second
GPIO port, GRGPIO1.
Reset value depends on state of external signals.
31 nlin nlin-1 0
RESERVED DATA
00
rrw
31: nlin RESERVED
nlin-1: 0 I/O port output value (DATA) - Output value for GPIO lines
Note: This field has range 15:0 for the first GPIO port, GRGPIO0, and range 21:0 for the second
GPIO port, GRGPIO1.
31 nlin nlin-1 0
RESERVED DIR
00
rrw
31: nlin RESERVED
nlin-1: 0 I/O port direction value (DIR) - 0=output disabled, 1=output enabled
Note: This field has range 15:0 for the first GPIO port, GRGPIO0, and range 21:0 for the second
GPIO port, GRGPIO1.