參數(shù)資料
型號: TMS320C241FNS
元件分類: 數(shù)字信號處理
英文描述: 16-Bit Digital Signal Processor
中文描述: 16位數(shù)字信號處理器
文件頁數(shù): 53/116頁
文件大?。?/td> 1485K
代理商: TMS320C241FNS
TMS320F243, TMS320F241
DSP CONTROLLERS
SPRS064B – DECEMBER 1997 – REVISED FEBRUARY 1999
53
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
serial peripheral interface (SPI) module (continued)
S
S
Clock
Polarity
SPICCR.6
Talk
CPUCLK
4
5
6
0
1
2
SPI Bit Rate
State Control
SPIRXBUF
Buffer Register
16
Clock
Phase
SPICTL.3
1
2
3
0
Receiver
Overrun
SPICTL.4
Overrun
INT ENA
SPICCR.3–0
SPIBRR.6–0
SPIRXBUF.15–0
SPIDAT.15–0
SPICTL.1
M
S
M
Master/Slave
SPI INT FLAG
SPICTL.0
SPI INT
ENA
SPISTS.7
SPIDAT
Data Register
SPISTS.6
M
S
SPICTL.2
SPI Char
External
Connections
SPISIMO
SPISOMI
SPISTE
SPICLK
SW2
S
M
M
S
SW3
To CPU
M
SW1
SPIPRI.6
SPI Priority
Level 1
INT
Level 6
INT
1
0
SPITXBUF.15–0
3
16
SPITXBUF
Buffer Register
NOTE A: The diagram is shown in the slave mode.
The SPISTE pin is shown as being disabled, meaning that data cannot be transmitted in this mode. Note that SW1, SW2, and SW3 are closed
in this configuration.
Figure 12. Four-Pin Serial Peripheral Interface Module Block Diagram
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