參數(shù)資料
型號(hào): TMS37F136
廠商: Texas Instruments, Inc.
英文描述: Controller Entry Transponder IC
中文描述: 控制器項(xiàng)應(yīng)答器集成電路
文件頁數(shù): 22/48頁
文件大小: 711K
代理商: TMS37F136
TMS370Cx36
8-BIT MICROCONTROLLER
SPNS039B – JANUARY 1996 – REVISED FEBRUARY 1997
22
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
programmable acquisition and control timer (PACT) module (continued)
Mini-serial communications interface works as a simplified full duplex universal asychronous
receiver/transmitter (UART) with independent setup of baud rate for receive and transmit lines.
Asynchronous communications mode
Asynchronous Baud
1
(Max Virtual Timer Value)
(4)
(PACT Resolution)–2
where PACT Resolution = SYSCLK
×
Prescale Value
PACT block diagram
The PACT module block diagram is illustrated in Figure 7.
8-Bit Event Counter
20-Bit Timer/Counter
Prescale
Reset
Watchdog Timer
Dedicated Capture Register 1
Dedicated Capture Register 2
Dedicated Capture Register 3
Dedicated Capture Register 4
Circular Buffer
(32–Bit Captures)
Command Analyzer
and
Output Controller
Command/Definition Area
Mini SCI
PACT PRESCALED CLOCK
3-Bit Prescaler
Outputs
Int Level 1
Int Level 2
OPT1
OPT2
OPT3
OPT4
OPT5
OPT6
OPT7
OPT8
SCITXD
SCIRXD
MODE
EVENT ONLY
CP1
CP2
CP3
CP4
CP5
CP6
Figure 7. PACT Block diagram
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