Maxim-integrated MAXQ622 Manual do Utilizador descarregar pdf (Página 125)

MAXQ612/MAXQ622 User’s Guide

Maxim Integrated 8-1

8.1 Carrier Generation Module ..................................................................8-2

8.2 IR Transmission ...........................................................................8-2

8.3 IR Transmit—Independent External Carrier and Modulator Outputs ..................................8-4

8.4 IR Receive ...............................................................................8-5

8.5 Carrier Burst-Count Mode ...................................................................8-6

8.6 IRV Stand-Alone Count Mode ................................................................8-6

8.7 IR Timer Peripheral Registers ................................................................8-10

8.7.1 IR Control Register (IRCN)..............................................................8-10

8.7.2 IR Control Register B (IRCNB) ...........................................................8-11

8.7.3 IR Value Register (IRV).................................................................8-12

8.7.4 IR Carrier Register (IRCA) ..............................................................8-12

8.7.5 IR Modulator Time Register (IRMT) .......................................................8-12

SECTION 8: IR TIMER

This section contains the following information:

LIST OF FIGURES

Figure 8-1. IR Transmit Frequency Shifting Example (IRCFME = 0)......................................8-3

Figure 8-2. IR Transmit Carrier Generation and Carrier Modulator Control ................................8-3

Figure 8-3. IR Transmission Waveform (IRCFME = 0).................................................8-4

Figure 8-4. External IRTXM (Modulator) Output .....................................................8-5

Figure 8-5. IR Capture .........................................................................8-5

Figure 8-6. Receive Burst-Count Example..........................................................8-7

Figure 8-7. Philips Remote Encoding Example ......................................................8-8

Figure 8-8. Sony Remote Encoding Example .......................................................8-9

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Maxim-integrated MAXQ622 Manual do Utilizador Página 125