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7480 Scheda tecnica(PDF) 45 Page - Renesas Technology Corp

Il numero della parte 7480
Spiegazioni elettronici  8-BIT SINGLE-CHIP MICROCOMPUTER 740 FAMILY / 7470 SERIES
PDF  337 Pages
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Produttore elettronici  RENESAS [Renesas Technology Corp]
Homepage  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

7480 Scheda tecnica(HTML) 45 Page - Renesas Technology Corp

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7480 Group and 7481 Group User's Manual
1-28
HARDWARE
1.10 Input/Output Pins
Figure 1.10.2 Block Diagram of Port Pins P14–P17
Serial I/O enable bit
Data bus
Port P17 pin
TxD
RxD
SCLK output
Port latch
Direction register
SRDY
Tr6
Port P16 pin
Tr7
SCLK input
Port P15 pin
Tr8
Port P14 pin
Tr9
Pull-up control
register
Tr6 to Tr9: Pull-up transistor
q Ports P14–P17
Serial I/O mode selection bit
SRDY
output enable bit
Data bus
Data bus
Data bus
Data bus
Port latch
Direction register
Port latch
Direction register
Port latch
Direction register
Serial I/O enable bit
Serial I/O mode selection bit
Serial I/O synchronous clock
selection bit
Serial I/O enable bit
Serial I/O enable bit
Transmit enable bit
Serial I/O enable bit
Receive enable bit



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