F81867 Datasheet, PDF (123/315 Pages) Feature Integration Technology Inc. – 6 UARTs μSuper IO With 128 Bytes FIFO and Power Saving Functions

1-0 UART6_FUNC_SEL R/W 5VSB
F81867
UART6 Function Select.
00: No UART6 pin.
0 ^{01: Simple UART, only SIN6 and SOUT6 are available. Pin 10 will be function}
as SOUT6 and Pin 11 will be function as SIN6.
10: Simple UART with RTS#. Pin 9 will be function as RTS6#.
11: Full UART, pin 9 ~ 16 will function as UART 6 pins.
7.1.11Multi-function Select 2 Register ⎯ Index 28h (Available when GPIO_PROG_SEL[0] = 1)
Bit
Name
R/W _Reset Default
Description
7
Reserved
-
-
- Reserved
6 μC_P32_PIN59_EN R/W VBAT
0: Disable μC P32 from pin 59.
0
1: Enable μC P32 from pin59.
5 μC_P31_PIN57_EN R/W VBAT
0: Disable μC P31 from pin 57.
0
1: Enable μC P31 from pin57.
4 μC_P30_PIN58_EN R/W VBAT
0: Disable μC P30 from pin 58.
0
1: Enable μC P30 from pin58.
3-2
Reserved
-
-
- Reserved
0: Disable CIRRX# from pin76. The pin function is
1
CIR_PIN76_EN R/W VBAT
0 ALERT#/GPIO20/SCL/CIRRX#.
1: Enable CIRRX# from pin76.
0: Disable CIRRX# from pin71. The pin function is
0
CIR_PIN71_EN R/W VBAT
0 BEEP/GPIO16/SDA/CIRRX#.
1: Enable CIRRX# from pin71.
7.1.12Multi Function Select 3 Register ⎯ Index 29h (Available when CLK_ TUNE_PROG_EN = 0)
Bit
Name
R/W Reset Default
Description
7-6 UART4_FUNC_SEL R/W 5VSB
UART4 Function Select.
00: No UART4 pin. Pin 44 ~ 51 are all GPIOs.
0 ^{01: Simple UART, only SIN4 and SOUT4 are available. Pin 50 will be function}
as SOUT4 and Pin 51 will be function as SIN4.
10: Simple UART with RTS# function only. Pin 48 will be function as RTS4#.
11: Full UART, pin 44 ~ 51 will be function as UART pins.
5-4 UART3_FUNC_SEL R/W 5VSB
UART3 Function Select.
00: No UART3 pin. Pin 36 ~ 43 are all GPIOs.
0 ^{01: Simple UART, only SIN3 and SOUT3 are available. Pin 42 will be function}
as SOUT3 and Pin 43 will be function as SIN3.
10: Simple UART with RTS# function only. Pin 40 will be function as RTS3#.
11: Full UART, pin 36 ~ 43 will be function as UART pins.
0: Disable SCL from pin 76.
1: Enable SCL from pin 76.
3
SCL3_PIN76_EN R/W 5VSB
0 _{There is only one slave in the current design, it is recommended to select only}
one pin for SCL. When multi pins are selected, the priority of these bits is
MO_I2C_EN > SCL_PIN76_EN > SCL_PIN67_EN.
123
Dec, 2011
V0.12P