User manual
...the world's most energy friendly microcontrollers
2012-04-24 - Giant Gecko Family - d0053_Rev0.96 483
www.energymicro.com
Bit Name Reset Access Description
Set to disable transmitter and release data bus directly after transmission.
29 TXBREAK1 0 W Transmit Data As Break
Set to send data as a break. Recipient will see a framing error or a break condition depending on its configuration and the value
of USARTn_WDATA.
28 TXTRIAT1 0 W Set TXTRI After Transmission
Set to tristate transmitter by setting TXTRI after transmission.
27 UBRXAT1 0 W Unblock RX After Transmission
Set clear RXBLOCK after transmission, unblocking the receiver.
26:25 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
24:16 TXDATA1 0x000 W TX Data
Second frame to write to FIFO.
15 RXENAT0 0 W Enable RX After Transmission
Set to enable reception after transmission.
14 TXDISAT0 0 W Clear TXEN After Transmission
Set to disable transmitter and release data bus directly after transmission.
13 TXBREAK0 0 W Transmit Data As Break
Set to send data as a break. Recipient will see a framing error or a break condition depending on its configuration and the value
of WDATA.
12 TXTRIAT0 0 W Set TXTRI After Transmission
Set to tristate transmitter by setting TXTRI after transmission.
11 UBRXAT0 0 W Unblock RX After Transmission
Set clear RXBLOCK after transmission, unblocking the receiver.
10:9 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
8:0 TXDATA0 0x000 W TX Data
First frame to write to buffer.
17.5.16 USARTn_TXDOUBLE - TX Buffer Double Data Register
Offset Bit Position
0x03C
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reset
0x00
0x00
Access
W
W
Name
TXDATA1
TXDATA0
Bit Name Reset Access Description
31:16 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
15:8 TXDATA1 0x00 W TX Data
Second frame to write to buffer.
7:0 TXDATA0 0x00 W TX Data
First frame to write to buffer.