Rainbow-electronics AT73C246 Manual de usuario descargar pdf (Pagina 128)

128

11050A–PMAAC–07-Apr-10

AT73C246

Name: ADC_ANA_LSB

Access: Read Only

Address: 0x49

Name: RTC_CTRL

Access: Read / Write

Address: 0x50

76543210

ADC_ANA3<1:0> ADC_ANA2<1:0> ADC_ANA1<1:0> ADC_ANA0<1:0>

Table 13-83. ADC_ANA_LSB (0x49) Structure

Bit Name Description Reset value

7:6

ADC_ANA3<1:0>

ADC_OUT<1:0:> for ANA3 Channel 00

5:4

ADC_ANA2<1:0>

ADC_OUT<1:0:> for ANA2 Channel 00

3:2

ADC_ANA1<1:0>

ADC_OUT<1:0:> for ANA1 Channel 00

1:0

ADC_ANA0<1:0>

ADC_OUT<1:0:> for ANA0 Channel 00

76543210

- - RTC_WRITE RTC_SEL RTC_EN

Table 13-84. RTC_CTRL (0x50) Structure

Bit Name Description Reset value

7:3 - unused

2RTC_WRITE

RTC read/write:

RTC_WRITE = 0: Read mode

RTC_WRITE = 1: Write mode

1 RTC_SEL

RTC block select:

RTC_SEL = 0: Not Selected

RTC_SEL = 1: Selected

0RTC_EN

RTC block enable:

RTC_EN = 0: Disabled

RTC_EN = 1: Enabled

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Rainbow-electronics AT73C246 Manual de usuario Pagina 128