參數(shù)資料
型號： TMP90C051
廠商： Toshiba Corporation
元件分類： 通用總線功能
英文描述： High Speed CMOS 8-bit Microcontroller,Integrating DMA, DRAM Controller,Serial Interface, Timer/Event Counter(高速 CMOS 8位微控制器（芯片集成了DMA,DRAM控制器，串行接口，定時器/事件計數(shù)器）)
中文描述： 高速CMOS 8位微控制器，集成的DMA，DRAM控制器，串行接口，定時器/事件計數(shù)器（高速的CMOS 8位微控制器（DMA的芯片集成了，內(nèi)存控制器，串行接口，定時器/事件計數(shù)器））
文件頁數(shù)： 25/158頁
文件大?。?/td> 4573K
代理商： TMP90C051
TOSHIBA CORPORATION
25/184
TMP90C051
3.3.4 Interrupt Controller
Figure 3.3 (9) shows an abbreviated interrupt circuit diagram.
The left half of this diagram shows the interrupt controller and
the right half shows the CPU interrupt request signal circuit
and hold release circuit.
The interrupt controller has an interrupt request flipflop
and interrupt enable/disable flag for each interrupt channel
(total: 20 channels), and a micro DMA enable/disable flag. The
interrupt request flip-flop latches interrupt requests that arrive
from the periphery. This flipflop is reset to “0” when there is a
reset, when the CPU receives an interrupt and reads the vector of
that interrupt channel, and when an instruction that clears the
interrupt request (writes “vector value/8” to memory address
FFC9H) for that channel is executed.
LD (0FFC9H), 38H/8
For example, when LD (0FFC9H), 38H / 8 is executed, the
interrupt request flipflop for the interrupt channel [INTT1] with
the vector value 38H is reset to “0” (to clear the flipflop, also
write to address FFC9H when the interrupt request flag is
assigned to FFCAH and FFCBH).
Table 3.3 (5) shows the “interrupt vector value/8” values.
The status of the interrupt request flipflop can be determined
by reading memory address FFC9H, FFCAH or FFCBH. “0”
means no interrupt request and “1” means an interrupt
request. Figure 3.3 (8) shows the bit layout when the interrupt
request flipflop is read.
相關(guān)PDF資料
PDF描述
TMP90C141 High Speed Advanced CMOS 8-bit Microcontroller,Integrating 8-Bit A/D Converter,General Serial Interface,Multifunction Timer/Event Counter(高速、先進的 CMOS 8位微控制器（芯片集成了8位A/D轉(zhuǎn)換器,通用串行接口，多功能定時器/事件計數(shù)器）)
TMP90C400 High Speed Advanced CMOS 8-bit Microcontroller,Integrating 8-Bit CPU,RAM，ROM，General Serial Interface,Multifunction Timer/Event Counter(高速、先進的 CMOS 8位微控制器（芯片集成了8位CPU,ROM，RAM，通用串行接口，多功能定時器/事件計數(shù)器）)
TMP90C401 High Speed Advanced CMOS 8-bit Microcontroller,Integrating 8-Bit CPU,RAM，ROM，General Serial Interface,Multifunction Timer/Event Counter(高速、先進的 CMOS 8位微控制器（芯片集成了8位CPU,ROM，RAM，通用串行接口，多功能定時器/事件計數(shù)器）)
TMP90C800 High Speed Advanced CMOS 8-bit Microcontroller,Integrating 8-Bit CPU,RAM，ROM，General Serial Interface,Timer/Event Counter(高速、先進的 CMOS 8位微控制器（芯片集成了8位CPU,ROM，RAM，通用串行接口，定時器/事件計數(shù)器）)
TMP90C801 High Speed Advanced CMOS 8-bit Microcontroller,Integrating 8-Bit CPU,RAM，ROM，General Serial Interface,Timer/Event Counter(高速、先進的 CMOS 8位微控制器（芯片集成了8位CPU,ROM，RAM，通用串行接口，定時器/事件計數(shù)器）)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TMP90C051F 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller
TMP90C141 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
TMP90C141F 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller
TMP90C141N 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller
TMP90C400 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
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