F81866A
70
F0
F2
F4
F5
F0
F6
IRQ Channel Select Register
IRQ Share Register
-
-
-
-
0
-
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
-
0
0
-
0
0
-
0
0
-
-
Clock Select Register
-
-
9bit-mode Slave Address Register
9bit-mode Slave Address Mask Register
IRQ Share Register
-
-
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-
FIFO Mode Register
7.14.1UART 5 Device Enable Register ⎯ Index 30h
Bit
Name
R/W Reset Default
Description
7-1
Reserved
-
-
-
Reserved
0: disable UART 5 I/O Port.
1: enable UART 5 I/O Port.
0
UART5_EN
R/W LRESET#
0
7.14.2Base Address High Register ⎯ Index 60h
Bit
Name
R/W Reset Default
Description
Description
Description
7-0
BASE_ADDR_HI
R/W LRESET#
00h The MSB of UART 5 base address.
7.14.3Base Address Low Register ⎯ Index 61h
Bit
Name
R/W Reset Default
00h The LSB of UART 5 base address.
7-0
BASE_ADDR_LO
R/W LRESET#
7.14.4IRQ Channel Select Register ⎯ Index 70h
Bit
7-4
3-0
Name
R/W Reset Default
Reserved
-
-
-
Reserved.
Select the IRQ channel for UART 5.
SELUART5IRQ
R/W LRESET#
3h
7.14.5IRQ Share Register ⎯ Index F0h
Bit
Name
R/W Reset Default
Description
0: normal UART function
1: enable 9-bit mode (multi-drop mode).
7
9BIT_MODE
R/W LRESET#
R/W LRESET#
0
In the 9-bit mode, the parity bit becomes the address/data bit.
This bit works only in 9-bit mode.
0: the SM2 bit will be cleared by host, so that data could be received.
6
AUTO_ADDR
0
1: the SM2 bit will be cleared by hardware according to the sent address and
the given address (or broadcast address derived by SADDR and SADEN)
5
4
RS485_INV
RS485_EN
Reserved
R/W LRESET#
R/W LRESET#
0
0
-
Invert RTS# if RS485_EN is set.
0: RS232 driver.
1: RS485 driver. RTS# is driven high automatically when transmitting
data, otherwise is kept low.
3-2
-
LRESET#
Reserved.
190
Jan, 2012
V0. 12P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
