Maps and Registers
ATCA-7360 Installation and Use (6806800J07S)
165
The state of the Divisor Latch Bit (DLAB), which is the MOST significant bit of the Serial Line
Control Register (SCR), affects the selection of certain UART registers. The DLAB bit must be set
high by the system software to access the Baud Rate Generator Divisor Latches (DLL and DLM).
Table 6-26 UART Register Overview
LPC IO Address
DLAB Bit value
Description
Base
0
Receiver Buffer (RBR). Read Only
Base
0
Transmitter Holding (THR). Write Only.
Base + 1
0
Interrupt Enable Register (IER)
Base + 2
X
Interrupt Identification Register (IIR). Read Only
Base + 2
X
FIFO Control Register (FCR). Write Only.
Base + 3
X
Line Control Register (LCR)
Base + 4
X
Modem Control Register (MCR)
Base + 5
X
Line Status Register (LSR). Read Only
Base + 6
X
Modem Status Register (MSR). Read Only
Base + 7
X
Scratch Pad Register (SCR)
Base
1
Divisor Latch LSB (DLL)
Base + 1
1
Divisor Latch MSB (DLM)
Summary of Contents for ATCA-7360
Page 1: ...ATCA 7360 Installation and Use P N 6806800J07S May 2016...
Page 26: ...ATCA 7360 Installation and Use 6806800J07S About this Manual 26 About this Manual...
Page 36: ...ATCA 7360 Installation and Use 6806800J07S Sicherheitshinweise 36...
Page 43: ...Introduction ATCA 7360 Installation and Use 6806800J07S 43...
Page 44: ...Introduction ATCA 7360 Installation and Use 6806800J07S 44...
Page 66: ...Installation ATCA 7360 Installation and Use 6806800J07S 66...
Page 258: ...Supported IPMI Commands ATCA 7360 Installation and Use 6806800J07S 258...
Page 284: ...Replacing the Battery ATCA 7360 Installation and Use 6806800J07S 284...
Page 287: ......