GMS30C7201 Datasheet, PDF (235/352 Pages) Hynix Semiconductor – 60MHz operation frequency Low power consumption

DLAB
0
0
x
x
x
x
x
x
x
1
1
PA[5]
0
0
0
0
0
0
0
0
0
0
0
PA[4]
0
0
0
0
0
1
1
1
1
0
0
PA[3]
0
0
1
1
1
0
0
1
1
0
0
Slow AMBA Peripherals
PA[2]
0
1
0
0
1
0
1
0
1
0
1
Register
Receiver Buffer (read).
Transmitter Holding Register (write).
Interrupt enable
Interrupt identification (read)
FIFO control (write)
Line control
Modem control
Line status
Modem status
Scratch
Divisor latch (least significant byte)
Divisor latch (most significant byte)
0
1
0
0
0
UART enable register
0
1
1
0
0
UART test input register (write-only)
0
1
1
0
1
UART test output register (read-only)
0
1
1
1
1
UART TIC clock port (write-only)
Table 13-3: Register address
Register/Signal
Interrupt Enable Register
Interrupt Identification Register
FIFO Control Register
Line Control Register
MODEM Control Register
Line Status Register
MODEM Status Register
SOUT
INTUART (RCVR Errs)
INTUART (RCVR Data Ready)
INTUART(THRE)
Register Control
Register State
Master Reset
0000 0000
0000 0001
0000 0000
0000 0000
0000 0000
0110 0000
xxxx 0000
Master Reset
HIGH
Read LSR / RESET
LOW
Read RBR / RESET
LOW
ReadIIR / Write THR /
RESET
LOW
Table 13-4: UART reset configuration
GMS30C7201 Data Sheet
13-7