7721 datasheet(202/577 Pages) RENESAS

Part #	7721

Description	16-BIT SINGLE-CHIP MICROCOMPUTER

PDF	577 Pages

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Manufacturer	RENESAS [Renesas Technology Corp]

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REAL-TIME OUTPUT

7721 Group User’s Manual

10–9

10.3 Setting of real-time output

Fig. 10.3.3 Initial setting example for registers relevant to real-time output (3)

When pulse mode 0

is selected

Continue to “Figure 10.3.2”

Setting real-time output port

0 1 : RTP00–RTP03

1 0 : RTP10–RTP13

1 1 : RTP00–RTP03 and

RTP10–RTP13

Real-time output control register

(Address 6216)

b1 b0

Pulse mode 0

Waveform output select bits

Pulse mode 1

Setting count start bit to “1”

Count start register (Address 4016)

Timer A0 count start bit

Pulse output starts after overflow of Timer A0 or A1

When pulse mode 1

is selected

Setting real-time output port

Real-time output control register

(Address 6216)

0 1 : RTP00, RTP01

1 0 : RTP02, RTP03 and

RTP10–RTP13

1 1 : RTP00–RTP03 and

RTP10–RTP13

b1 b0

Waveform output select bits

Timer A1 count start bit

7721 Datasheet(PDF) 202 Page - Renesas Technology Corp