W90N740CD WINBOND [Winbond], W90N740CD Datasheet - Page 143

• Manufacturer Part Number: W90N740CD
• Description: 32-Bit ARM7TDMI-Based Micro-Controller
• Manufacturer: WINBOND [Winbond]

Transmit Holding Register (THR)
8-bit Transmitted Data [7:0]
By writing to this register, the UART will send out an 8-bit data through the SOUT pin (LSB first).
Interrupt Enable Register (IER)
nDBGACK_EN [4]: ICE debug mode acknowledge enable
0 = When DBGACK is high, the UART receiver time-out clock will be held
1 = No matter what DBGACK is high or not, the UART receiver timer-out clock will not be held
MSIE [3]: MODEM Status Interrupt (Irpt_MOS) Enable
0 = Mask off Irpt_MOS
1 = Enable Irpt_MOS
RLSIE [2]: Receive Line Status Interrupt (Irpt_RLS) Enable
0 = Mask off Irpt_RLS
1 = Enable Irpt_RLS
THREIE [1]: Transmit Holding Register Empty Interrupt (Irpt_THRE) Enable
0 = Mask off Irpt_THRE
1 = Enable Irpt_THRE
REGISTER
REGISTER
THR
IER
7
7
RESERVED
0xFFF8.0004
0xFFF8.0000
ADDRESS
ADDRESS
6
6
5
R/W
R/W
R/W
5
W
nDBGACK_EN
Transmit Holding Register (DLAB = 0)
Interrupt Enable Register (DLAB = 0)
8-bit Transmitted Data
4
4
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W90N740CD/W90N740CDG
DESCRIPTION
DESCRIPTION
MSIE
3
3
RLSIE
2
2
THREIE
1
1
0x0000.0000
RESET VALUE
RESET VALUE
Undefined
RDAIE
0
0