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7721 Datasheet(PDF) 151 Page - Renesas Technology Corp

Part # 7721
Description  16-BIT SINGLE-CHIP MICROCOMPUTER
PDF  577 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

7721 Datasheet(HTML) 151 Page - Renesas Technology Corp

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7721 Group User’s Manual
8–32
8.5 One-shot pulse mode
Count starts
Trigger generated
Trigger input to TAjIN pin
When internal trigger
is selected
When external trigger
is selected
From preceding Figure 8.5.2.
b7
b0
One-shot start register (Address
4216)
Setting one-shot start bit to “1”
Timer A2 one-shot start bit
Timer A3 one-shot start bit
Timer A4 one-shot start bit
Setting count start bit to “1”
b7
b0
Timer A2 count start bit
Timer A3 count start bit
Timer A4 count start bit
Count start register (Address 4016)
b7
b0
Port P5 direction register
(Address D16)
Setting port P5 direction register
TA2IN pin
TA3IN pin
TA4IN pin
Set the corresponding bit to “0.”
Setting count start bit to “1”
b7
b0
Timer A2 count start bit
Timer A3 count start bit
Timer A4 count start bit
Count start register (Address 4016)
00
Fig. 8.5.3 Initial setting example for registers relevant to one-shot pulse mode (2)



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