W83L517D_05 Datasheet, PDF (126/133 Pages) Winbond – LPC I/O for Notebook

W83L517D/W83L517D-F
CRE0 (Default 0x00)
Bit7 : ENCIRWAKEUP. Enable CIR to wake-up system .
= 0 Disable CIR wake up function
= 1 Enable CIR wake up function
Bit 5 : CIR_STS. This bit is cleared by reading 1 this register.
= 0 Disable
= 1 Enable
Bit6, 4 ~ 0 : Reserved
CRE 1 (Default 0x00) CIR wake up index register
The range of CIR wake up index register is 0x20 ~ px2F .
CRE 2 CIR wake up data register
This register holds the value of wake up key register indicated by CRE1. This register can
be read/written.
CRE5 (Default 0x00)
Bit 7 : Reserved
Bit 6 ~ 0 :Compared Code Length . When the compared codes are storage in the data
register, these data length should be written to this register.
CRE6 (Default 0x00)
Bit 7 - 6: Reserved.
Bit 5 - 0: CIR Baud Rate Divisor. The clock base of CIR is 32khz, so that the baud rate is 32khz
divided by ( CIR Baud Rate Divisor + 1).
CRE7 (Default 0x00)
Bit 7 - 3: Reserved.
Bit 2:Reset CIR Power-On function. After using CIR power-on, the software should
write logical 1 to restart CIR power-on function.
Bit 1: Invert RX Data.
= 1 Inverting RX Data.
= 0 Not inverting RX Data.
Bit 0: Enable Demodulation.
= 1 Enable received signal to demodulate.
= 0 Disable received signal to demodulate.
CRF0 (Default 0x00)
Bit 7: CHIPPME. Chip level auto power management enable.
= 0 disable the auto power management functions
= 1 enable the auto power management functions.
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