參數(shù)資料
型號: TMS320C240PQL
英文描述: 16-Bit Microcontroller
中文描述: 16位微控制器
文件頁數(shù): 46/105頁
文件大?。?/td> 1481K
代理商: TMS320C240PQL
TMS320C240, TMS320F240
DSP CONTROLLERS
SPRS042D – OCTOBER 1996 – REVISED NOVEMBER 1998
46
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
serial peripheral Interface (SPI) module (continued)
S
S
SPIPC1.3–0
SPICLK
CLOCK
POLARITY
SPICCR.6
TALK
SPICTL.1
SYSCLK
4
5
6
0
1
2
SPI BIT RATE
State Control
SPIBUF
Buffer Register
8
CLOCK
PHASE
SPICTL.3
1
2
3
0
RECEIVER
OVERRUN
SPICTL.4
OVERRUN
INT ENA
SPICCR.2–0
SPIBRR.6–0
SPIBUF.7–0
SPIDAT.7–0
M
S
M
MASTER/SLAVE
SPI INT FLAG
SPICTL.0
SPI INT
ENA
SPIPC2.7–4
SPISIMO
SPIPC2.3–0
SPISOMI
SPISTS.7
SPIDAT
Data Register
SPISTS.6
M
S
SPIPC1.5
SPICTL.2
SPI CHAR
External
Connections
SPIPC1.7–4
SPISTE
SW2
S
M
M
S
SW3
To CPU
SPISTE
FUNCTION
M
SW1
SPIPRI.6
SPI Priority
Level 1
INT
Level 6
INT
1
0
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 13. Four-Pin Serial Peripheral Interface Module Block Diagram
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