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7641 데이터시트(PDF) 34 Page - Renesas Technology Corp

부품명 7641
상세설명  8-BIT SINGLE-CHIP MICROCOMPUTER
PDF  385 Pages
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제조업체  RENESAS [Renesas Technology Corp]
홈페이지  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

7641 데이터시트(HTML) 34 Page - Renesas Technology Corp

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Rev.2.00
Aug 28, 2006
page 17 of 113
7641 Group
REJ09B0336-0200
HARDWARE
FUNCTIONAL DESCRIPTION
Fig. 12 Port block diagram (1)
(1) Ports P0, P1, P3
Data bus
Direction
register
Port latch
(3) Port P40
Data bus
Direction
register
Port latch
Expanded data
memory access bit
EDMA signal
(5) Ports P43, P44
Data bus
Direction
register
Port latch
Timer count enabled
Pulse output mode selected
Timers X, Y output
CNTR0, CNTR1 input
(2) Port P2
Data bus
Direction
register
Port latch
P2 pull-up
Key interrupt input
(4) Ports P41, P42
Data bus
Direction
register
Port latch
Sub-clock (XCIN-XCOUT) stop bit
INT0, INT1 interrupt input
(6) Port P50
Data bus
Direction
register
Port latch
XCIN input



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