HSDL-3210 Datasheet, PDF (19/24 Pages) Agilent(Hewlett-Packard) – IrDA Compliant Low Power 1.15 Mbit/s Infrared Transceiver

Bus Timing Sample Waveforms
The following diagrams are
sample waveforms for 2 byte
write and read transactions and a
3 byte read transaction.
(A) SET CONTROL REGISTER 1 TO MIR MODE
START C BIT
1st BYTE
INDEX
ADDRESS START
SCLK
2nd BYTE
DATA
SWDAT
SRDAT
LED_DIS
(INTERNAL)
DON'T CARE
Figure 22. Write waveform – set control register 1 to MIR mode.
(B) READ FROM CONTROL REGISTER 2
START C BIT
1st BYTE
INDEX
ADDRESS
SCLK
SWDAT
SRDAT
LED_DIS
(INTERNAL)
STC_RXD_EN
(INTERNAL)
DON'T CARE
START
2nd BYTE
DATA
Figure 23. Read waveform – read from control register 2 (transmitter power level).
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