SN32F760 Series
32-Bit Cortex-M0 Micro-Controller
SONiX TECHNOLOGY CO., LTD
Page 169
Version 2.0
5:4
PS[1:0]
Parity Select bits
00: Odd parity. Number of 1s in the transmitted character and the attached
parity bit will be odd.
01: Even Parity. Number of 1s in the transmitted character and the
attached parity bit will be even.
10: Forced 1 stick parity.
11: Forced 0 stick parity.
R/W
0
3
PE
Parity Enable bit
0: Disable parity generation and checking.
1: Enable parity generation and checking.
R/W
0
2
SBS
Stop Bit Select bit
0: 1 stop bit.
1: 2 stop bits (1.5 if WLS bits=00). Must be 1 in Smart card mode.
R/W
0
1:0
WLS[1:0]
Word Length Select bits
00: 5-bit character length.
01: 6-bit character length.
10: 7-bit character length.
11: 8-bit character length.
R/W
0
14.11.10
USART n Modem Control register (USARTn_MC) (n=0,1)
Address Offset: 0x10
This register enables the modem loopback mode and controls the modem output signals.
Bit
Name
Description
Attribute
Reset
31:8
Reserved
R
0
7
CTSEN
CTS enable bit
0: Disable Auto-CTS flow control.
1: Enable Auto-CTS flow control.
R/W
0
6
RTSEN
RTS enable bit
0: Disable Auto-RTS flow control.
1: Enable Auto-RTS flow control.
R/W
0
5:2
Reserved
R
0
1
RTSCTRL
Source for modem output pin RTS.
R/W
0
0
Reserved
R
0
14.11.11
USART n Modem Status register (USARTn_MS) (n=0,1)
Address Offset: 0x18
This register is a read-only register that provides status information on USART input signals.
Note:
Whenever the CTS bit changes state, an interrupt is generated if the MODEM Status Interrupt is
enabled.
Bit
Name
Description
Attribute
Reset
31:5
Reserved
R
0
4
CTS
Clear To Send State.
Complement of input signal CTS. This bit is connected to USARTn_MC[1]
in modem loopback mode.
R
0
3:1
Reserved
R
0
0
DCTS
Delta CTS.
Set upon state change of input CTS. Cleared after reading this register.
0: No change detected on modem input CTS.
1: State change detected on modem input CTS.
R
0