F71862
8.3UART1 Registers (CR01)
8.3.1
UART 1 Device Enable Register Index 30h
Bit Name R/W Default
UART 1 Configuration Registers
Description
7-1 Reserved
UR1_EN
-
-
Reserved
0
R/W
1
0: disable UART 1.
1: enable UART 1.
Base Address High Register Index 60h
Bit Name R/W Default
Description
7-0 BASE_ADDR_HI
R/W
03h The MSB of UART 1 base address.
Base Address Low Register Index 61h
Bit Name R/W Default
Description
7-0 BASE_ADDR_LO
R/W
F8h The LSB of UART 1 base address.
IRQ Channel Select Register Index 70h
Bit Name R/W Default
Description
7-4 Reserved
-
-
Reserved.
Select the IRQ channel for UART 1.
3-0 SELUR1IRQ
R/W
4h
RS485 Enable Register Index F0h
Bit Name R/W Default
Description
7-5 Reserved
RS485_EN
-
-
Reserved.
4
R/W
0
0: RS232 driver.
1: RS485 driver. Auto drive RTS# low when transmitting data.
3-0 Reserved
-
-
Reserved.
79
July, 2008
V.28P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
