參數(shù)資料
型號: M38837G6HP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PQFP80
封裝: 12 X 12 MM, 0.50 MM PITCH, PLASTIC, LQFP-80
文件頁數(shù): 40/81頁
文件大小: 766K
代理商: M38837G6HP
Rev.1.00
Oct 26, 2004
page 45 of 79
3883 Group
Fig. 44 Interrupt request circuit of data bus buffer
Input buffer
full flag 0
IBF0
Input buffer
full flag 1
IBF1
Rising edge
detection circuit
One-shot pulse
generating circuit
One-shot pulse
generating circuit
Input buffer full interrupt
request signal IBF
Output buffer
full flag 0
OBF0
Output buffer
full flag 1
OBF1
One-shot pulse
generating circuit
One-shot pulse
generating circuit
Output buffer empty interrupt
request signal OBE
Interrupt request is set at this rising edge
IBF0
IBF1
IBF
OBF0
(
OBE0)
OBF1
(
OBE1)
OBE
OBE0
OBE1
Rising edge
detection circuit
Rising edge
detection circuit
Rising edge
detection circuit
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