F81867 Datasheet, PDF (296/315 Pages) Feature Integration Technology Inc. – 6 UARTs μSuper IO With 128 Bytes FIFO and Power Saving Functions

F81867
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 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.
GPIO2 Enable Register ⎯ offset 2Ch (Available when CLK_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 PWROK.
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.
Pin 76 function select.
0: Pin 76 functions as ALERT#.
0
GPIO20_EN
R/W VBAT 0
1: Pin 76 functions as GPIO20.
Pin 76 will function as SC: if SCL_PIN76_EN is set.
μC Port Enable Register ⎯ offset 2Ch (Available when CLK_PROG_EN = 0 and GPIO_PROG_SEL = 2’b11)
Bit
Name
R/W Reset Default
Description
7
μC_T2EX_EN R/W VBAT 0 Set “1” to enable μC T2EX function from pin 16.
6
μC_T2_EN
R/W VBAT 0 Set “1” to enable μC T2 function from pin 15.
296
Dec, 2011
V0.12P