參數(shù)資料
型號: M34559G6-XXXFP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PQFP52
封裝: 10 X 10 MM, 0.65 MM PITCH, PLASTIC, LQFP-52
文件頁數(shù): 70/70頁
文件大小: 1799K
代理商: M34559G6-XXXFP
Rev.1.04
Aug 23, 2007
Page 9 of 146
REJ03B0188-0104
4559 Group
PORT BLOCK DIAGRAM
Fig 3.
Port block diagram (1)
FR20
D4(Note 2)
S
R
Q
Notes 1.
This symbol represents a parasitic diode on the port.
2. Applied potential to these ports must be VDD or less.
3. i represents bits 0 to 3.
4. As for details, refer to the external interrupt structure.
Register Y
Decoder
Skip decision
SZD instruction
SD instruction
RD instruction
CLD instruction
FR1i
(Note 1)
D0
D3 (Note 2)
S
R
Q
D5/INT(Note 2)
External 0 interrupt
External 0 interrupt circuit
Key-on wakeup input
Timer 1 count start
synchronous circuit input
FR21
S
R
Q
(Note 1)
(Note 3)
Register Y
Decoder
Skip decision
SZD instruction
SD instruction
RD instruction
CLD instruction
Register Y
Decoder
Skip decision
SZD instruction
SD instruction
RD instruction
CLD instruction
(Note 4)
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