F81866A Datasheet, PDF (123/210 Pages) Feature Integration Technology Inc. – 6 UARTs Super IO With 128 Bytes FIFO and Power

F81866A
4
Reserved
-
-
- Reserved
Pin 68 function select.
0: Pin 68 functions as IRRX.
3
GPIO13_EN
R/W VBAT 1
1: Pin 68 functions as GPIO13.
If SDA_PIN68_EN is set, pin 68 will be function as SDA.
Pin 67 function select.
0: Pin 67 functions as IRTX.
2
GPIO12_EN
R/W VBAT 1
1: Pin 67 functions as GPIO12.
If SCL_PIN67_EN is set, pin 67 will be function as SCL.
Pin 66 function select.
1
GPIO11_EN
R/W VBAT 1 0: Pin 66 functions as LED_VCC.
1: Pin 66 functions as GPIO11.
Pin 65 function select.
0
GPIO10_EN
R/W VBAT 1 0: Pin 65 functions as LED_VSB.
1: Pin 65 functions as GPIO10.
7.1.21GPIO2 Enable Register ⎯ Index 2Ch (Powered by VBAT, Available when CLK_ TUNE_PROG_EN = 0
and GPIO_PROG_SEL = 2’b10)
Bit
Name
R/W Reset Default
Description
Pin 83 function select.
7
GPIO27_EN
R/W VBAT 0 0: Pin 83 functions as RSMRST#.
1: Pin 83 functions as GPIO27.
Pin 82 function select.
6
GPIO26_EN
R/W VBAT 0 0: Pin 82 functions as PWOK.
1: Pin 82 functions as GPIO26.
Pin 81 function select.
5
GPIO25_EN
R/W VBAT 0 0: Pin 81 functions as PSON#.
1: Pin 81 functions as GPIO25.
Pin 80 function select.
4
GPIO24_EN
R/W VBAT 0 0: Pin 81 functions as S3#.
1: Pin 81 functions as GPIO24.
Pin 79 function select.
3
GPIO23_EN
R/W VBAT 0 0: Pin 68 functions as PWSOUT#.
1: Pin 68 functions as GPIO23.
Pin 78 function select.
2
GPIO22_EN
R/W VBAT 0 0: Pin 78 functions as PWSIN#.
1: Pin 78 functions as GPIO22.
Pin 77 function select.
1
GPIO21_EN
R/W VBAT 0 0: Pin 77 functions as ATXPG_IN.
1: Pin 77 functions as GPIO21.
123
Jan, 2012
V0. 12P