DSP56303 FREESCALE [Freescale Semiconductor, Inc], DSP56303 Datasheet - Page 178

• Manufacturer Part Number: DSP56303
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Serial Communication Interface (SCI)
8.6.1 SCI Control Register (SCR)
The SCR is a read/write register that controls the serial interface operation.
8-10
Data Type: 1 = Address Byte
(SSFTD = 0)
(SSFTD = 0)
(SSFTD = 0)
(SSFTD = 0)
WDS2 WDS1 WDS0
WDS2 WDS1 WDS0
WDS2 WDS1 WDS0
WDS2 WDS1 WDS0
WDS2 WDS1 WDS0
(SSFTD = 0)
TX
TX
TX
TX
0
0
1
1
1
TX
Mode 4
Mode 5
Mode 6
0 = Data Byte
Mode 0
Mode 2
0
1
0
0
1
Start
Start
Start
Start
Bit
Bit
Figure 8-2. SCI Data Word Formats (SSFTD = 0), 2
Bit
Bit
0
0
0
1
0
D0
D0
D0
D0
D0
11-bit Asynchronous (1 Start, 8 Data, 1 Even Parity, 1 Stop)
11-bit Asynchronous (1 Start, 8 Data, 1 Odd Parity, 1 Stop)
11-bit Asynchronous Multidrop (1 Start, 8 Data, 1 Data Type, 1 Stop)
10-bit Asynchronous (1 Start, 8 Data, 1 Stop)
8-bit Synchronous Data (Shift Register Mode)
D1
D1
D1
D1
D1
DSP56303 User’s Manual, Rev. 2
• Modes 1, 3, and 7 are reserved.
• D0 = LSB; D7 = MSB.
• Data is transmitted and received LSB first if SSFTD = 0,
One Byte From Shift Register
or MSB first if SSFTD = 1.
D2
D2
D2
D2
D2
D3
D3
D3
D3
D3
D4
D4
D4
D4
D4
D5
D5
D5
D5
D5
D6
D6
D6
D6
D6
D7 or
D7 or
Data
Type
D7 or
Data
Type
Data
Type
D7
D7
Parity
Parity
Type
Odd
Data
Even
Stop
Bit
Freescale Semiconductor
Stop
Stop
Stop
Bit
Bit
Bit