F81866A Datasheet, PDF (131/210 Pages) Feature Integration Technology Inc. – 6 UARTs Super IO With 128 Bytes FIFO and Power

7.2.18Multi Function Register Mapping For UART 1 & UART 2
UART 1 & 2 are pure pins.
F81866A
7.2.19Multi Function Register Mapping For UART 3
PIN No.
PIN FULL NAME
PIN SELECT
PIN36
DCD3#/GPIO30
DCD3#
PIN37
RI3#/GPIO31
RI3#
PIN38
CTS3#/GPIO32
CTS3#
PIN39
DTR3#/GPIO33
DTR3#
PIN40
RTS3#/GPIO34
RTS3#
PIN41
DSR3#/GPIO35
DSR3#
PIN42
SOUT3/GPIO36
SOUT3
PIN43
SIN3/GPIO37
SIN3
CONFIGURE REGISTER
INDEX 27H BIT0 = 0
INDEX 29H BIT5-4 = 01 ONLY SIN3/SOUT3
AVAILABLE
INDEX 29H BIT5-4 = 10 ONLY SIN3/SOUT3/RTS3#
AVAILABLE
INDEX 29H BIT5-4 = 11 FULL UART
7.2.20Multi Function Register Mapping For UART 4
PIN No.
PIN FULL NAME
PIN SELECT
PIN44
DCD4#/GPIO40
DCD4#
PIN45
RI4#/GPIO41
RI4#
PIN46
CTS4#/GPIO42
CTS4#
PIN47
DTR4#/GPIO43
DTR4#
PIN48
RTS4#/GPIO44
RTS4#
PIN49
DSR4#/GPIO45
DSR4#
PIN50
SOUT4/GPIO46
SOUT4
PIN51
SIN4/GPIO47
SIN4
7.2.21Multi Function Register Mapping For UART 5
PIN No.
PIN FULL NAME
PIN SELECT
PIN17
GPIO60/RDATA#/DCD5#
DCD5#
PIN18
GPIO61/TRK0#/RI5#
RI5#
PIN19
GPIO62/INDEX#/CTS5#
CTS5#
PIN20
GPIO63/WPT#/DTR5#
DTR5#
PIN21
GPIO64/DSKCHG#/DSR5#
DSR5#
PIN57
GPIO05/SOUT5
SOUT5
PIN58
GPIO06/SIN5
SIN5
PIN59
GPIO07/RTS5#
RTS5#
CONFIGURE REGISTER
INDEX 27H BIT0 = 0
INDEX 29H BIT7-6 = 01 ONLY SIN4/SOUT4
AVAILABLE
INDEX 29H BIT7-6 = 10 ONLY SIN4/SOUT4/RTS4#
AVAILABLE
INDEX 29H BIT7-6 = 11 FULL UART
CONFIGURE REGISTER
INDEX 27H BIT3-2 = 00
INDEX 28H BIT3-2 = 01 ONLY SIN5/SOUT5
AVAILABLE
INDEX 28H BIT3-2 = 10 ONLY SIN5/SOUT5/RTS5#
AVAILABLE
INDEX 28H BIT3-2 = 11 FULL UART
131
Jan, 2012
V0. 12P