F81867
PIN76
ALERT#/GPIO20/SCL/CIRRX#
SCL
INDEX 29H BIT3-2 = 11
7.2.18Multi Function Register Mapping For UART 1 & UART 2
UART 1 & 2 are pure pins.
7.2.19Multi Function Register Mapping For UART 3
PIN No.
PIN36
PIN37
PIN38
PIN39
PIN40
PIN41
PIN42
PIN43
PIN FULL NAME
DCD3#/GPIO30
RI3#/GPIO31
PIN SELECT
DCD3#
RI3#
CONFIGURE REGISTER
INDEX 27H BIT0 = 0
INDEX 29H BIT5-4 = 01 ONLY SIN3/SOUT3
AVAILABLE
CTS3#/GPIO32
DTR3#/GPIO33
RTS3#/GPIO34
DSR3#/GPIO35
SOUT3/GPIO36
SIN3/GPIO37
CTS3#
DTR3#
RTS3#
DSR3#
SOUT3
SIN3
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.
PIN44
PIN45
PIN46
PIN47
PIN48
PIN49
PIN50
PIN51
PIN FULL NAME
DCD4#/GPIO40
RI4#/GPIO41
PIN SELECT
DCD4#
RI4#
CONFIGURE REGISTER
INDEX 27H BIT0 = 0
INDEX 29H BIT7-6 = 01 ONLY SIN4/SOUT4
AVAILABLE
CTS4#/GPIO42
DTR4#/GPIO43
RTS4#/GPIO44
DSR4#/GPIO45
SOUT4/GPIO46
SIN4/GPIO47
CTS4#
DTR4#
RTS4#
DSR4#
SOUT4
SIN4
INDEX 29H BIT7-6 = 10 ONLY SIN4/SOUT4/RTS4#
AVAILABLE
INDEX 29H BIT7-6 = 11 FULL UART
7.2.21Multi Function Register Mapping For UART 5
PIN No.
PIN17
PIN18
PIN19
PIN20
PIN21
PIN57
PIN58
PIN59
PIN FULL NAME
GPIO60/RDATA#/DCD5#
GPIO61/TRK0#/RI5#
GPIO62/INDEX#/CTS5#
GPIO63/WPT#/DTR5#
GPIO64/DSKCHG#/DSR5#
GPIO05/SOUT5
PIN SELECT
DCD5#
RI5#
CONFIGURE REGISTER
INDEX 27H BIT3-2 = 00
INDEX 28H BIT3-2 = 01 ONLY SIN5/SOUT5
AVAILABLE
CTS5#
DTR5#
DSR5#
SOUT5
SIN5
INDEX 28H BIT3-2 = 10 ONLY SIN5/SOUT5/RTS5#
AVAILABLE
INDEX 28H BIT3-2 = 11 FULL UART
GPIO06/SIN5
GPIO07/RTS5#
RTS5#
135
Dec, 2011
V0.12P