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): 82/105頁
文件大?。?/td> 1481K
代理商: TMS320C240PQL
TMS320C240, TMS320F240
DSP CONTROLLERS
SPRS042D – OCTOBER 1996 – REVISED NOVEMBER 1998
82
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
interrupt timings
PWM refers to PWM1/CMP1, PWM2/CMP2, PWM3/CMP3, PWM4/CMP4, PWM5/CMP5, PWM6/CMP6,
T1PWM/T1CMP, T2PWM/T2CMP, T3PWM/T3CMP, PWM7/CMP7, PWM8/CMP8, and PWM9/CMP9.
INT refers to NMI, XINT1, XINT2/IO, and XINT3/IO. PDP refers to PDPINT.
switching characteristics over recommended operating conditions for interrupts [H = 0.5t
c(CO)
]
(see Figure 39)
PARAMETER
MIN
MAX
UNIT
td(PWM)PDP
Delay time, PDPINT low to PWM to high-impedance state
0
15
ns
timing requirements over recommended operating conditions for interrupts [H = 0.5t
c(CO)
]
(see Figure 38 and Figure 39)
MIN
MAX
UNIT
tw(INT)
tw(PDP)
td(INT)
Pulse duration, INT input low/high
tc(SYS) + 12
2H + 18
ns
Pulse duration, PDPINT input low
ns
Delay time, INT low/high to interrupt-vector fetch
2tc(SYS) + 4tc(CPU)
ns
tw(INT)
INT
Figure 38. External Interrupt Timings
PWM
PDPINT
tw(PDP)
td(PWM)PDP
Figure 39. Power-Drive Protection Interrupt Timings
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