參數(shù)資料
型號(hào): M38858MC-XXXHP
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): 60/105頁
文件大?。?/td> 1403K
代理商: M38858MC-XXXHP
3885 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
55
Fig. 50 Reset timing and block
LRESET
LPC interface reset signal
CPU Data bus bit 2
LPCSR write signal
CPU RESET
φ
LPCSR bit
(LPC interface software reset signal)
LPCSR write signal
D
Q
CK
R
D
Q
CK
D
Q
CK
1.5 cycle of
φ
R
CPU RESET
R
Table 17 Reset conditions of LPC interface function
Pin name / Internal register
P80/LAD0
P81/LAD1
P82/LAD2
P83/LAD3
P84/LFRAME
P85/LRESET
P86/LCLK
Input data bus buffer registeri
Output data bus buffer registeri
Uxi flag 7, 6, 5, 4, 2
XA2i flag
IBFi flag
OBFi flag
LPCi address register
LPCCON
LRESET = “L”
Tri-state
Input
LPC bus interface function
Input
Keep same value before
LRESET goes “L”.
Initialization to “0”.
Keep same value before
LRESET goes “L”.
Note
There is possibility to generate
IBF interrupt request.
There is possibility to generate
OBE interrupt request.
Pin
Internal
register
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