F81867
GPIO3 Output Enable Register ⎯ Index C0h
Bit
Name
R/W Reset Default
Description
0: GPIO37 is input.
1: GPIO37 is output.
7
GPIO37_OE
R/W LRESET#
R/W LRESET#
R/W LRESET#
R/W LRESET#
R/W LRESET#
R/W LRESET#
R/W LRESET#
R/W LRESET#
0
0
0
0
0
0
0
0
0: GPIO36 is input.
1: GPIO36 is output.
6
5
4
3
2
1
0
GPIO36_OE
GPIO35_OE
GPIO34_OE
GPIO33_OE
GPIO32_OE
GPIO31_OE
GPIO30_OE
0: GPIO35 is input.
1: GPIO35 is output.
0: GPIO34 is input.
1: GPIO34 is output.
0: GPIO33 is input.
1: GPIO33 is output.
0: GPIO32 is input.
1: GPIO32 is output.
0: GPIO31 is input.
1: GPIO31 is output.
0: GPIO30 is input.
1: GPIO30 is output.
GPIO3 Output Data Register ⎯ Index C1h (This byte could be also written by base address + 9 if
GPIO_DEC_RANGE is set to “1”)
Bit
Name
R/W Reset Default
Description
0: GPIO37 outputs 0 when in output mode.
1: GPIO37 outputs 1 when in output mode.
7
GPIO37_VAL
R/W LRESET#
R/W LRESET#
R/W LRESET#
R/W LRESET#
R/W LRESET#
R/W LRESET#
R/W LRESET#
R/W LRESET#
1
1
1
1
1
1
1
1
0: GPIO36 outputs 0 when in output mode.
1: GPIO36 outputs 1 when in output mode.
6
5
4
3
2
1
0
GPIO36_VAL
GPIO35_VAL
GPIO34_VAL
GPIO33_VAL
GPIO32_VAL
GPIO31_VAL
GPIO30_VAL
0: GPIO35 outputs 0 when in output mode.
1: GPIO35 outputs 1 when in output mode.
0: GPIO34 outputs 0 when in output mode.
1: GPIO34 outputs 1 when in output mode.
0: GPIO33 outputs 0 when in output mode.
1: GPIO33 outputs 1 when in output mode.
0: GPIO32 outputs 0 when in output mode.
1: GPIO32 outputs 1 when in output mode.
0: GPIO31 outputs 0 when in output mode.
1: GPIO31 outputs 1 when in output mode.
0: GPIO30 outputs 0 when in output mode.
1: GPIO30 outputs 1 when in output mode.
GPIO3 Pin Status Register ⎯ Index C2h (This byte could be also read by base address + 9 if
GPIO_DEC_RANGE is set to “1”)
Bit
7
Name
R/W Reset Default
Description
GPIO37_IN
GPIO36_IN
R
R
-
-
-
-
The pin status of SIN3/GPIO37.
6
The pin status of SOUT3/GPIO36.
156
Dec, 2011
V0.12P