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EM77950 Datasheet(PDF) 80 Page - ELAN Microelectronics Corp

Part # EM77950
Description  BB Controller
PDF  102 Pages
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Manufacturer  EMC [ELAN Microelectronics Corp]
Direct Link  http://www.emc.com.tw
Logo EMC - ELAN Microelectronics Corp

EM77950 Datasheet(HTML) 80 Page - ELAN Microelectronics Corp

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EM77950
BB Controller
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Product Specification (V1.0) 10.09.2007
(This specification is subject to change without further notice)
2
0
1
2
0
1
5
3
4
ADDATA
DATA BUS
ADC4
ADC3
ADC2
ADC0
ADC5
ADC6
ADC7
ADC8
Vref
Power Down
Fsco
7
8-1
MUX
ADC
( successive approximation )
7
CKR[0:2]
IMS[0:2]
AIPS[0:3]
Start to Convert
ADC9
ADCA
ADCB
ADC1
3
7
6
ADRUN
4
3
4
5
ADE
ADIF
2
ADE
1
0
ADCC
ADCD
ADCE
ADCF
Fig.10 Analog-to-Digital Conversion Functional Block Diagram
10.1 ADC Control Registers
As the ADC mode is defined, the related registers of this operation are shown below:
INTF (0X11): I
nterrupt flag,
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
ADIF
RBFIF
PWM1IF
PWM0IF
EINT1F
EINT0F
TCCOF
FRCOF
ADDATA (0x1F):
ADC 8-bit data.
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
ADD7
ADD6
ADD5
ADD4
ADD3
ADD2
ADD1
ADD0
When the A/D conversion is completed, Bit 7 ~ Bit 0 are loaded to the
ADDATA [7:0]. The ADCRUN bit is cleared, and the ADIF is set.
PRIE (0x80):
Peripherals enable control
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
SPIE
-
BBE
ADE
PWM1E
PWM0E
TCCE
FRCE
ADCAIS (0x96):
ADC analog input pin select and conversion rate select.
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
-
-
IMS2
IMS1
IMS0
CKR2
CKR1
CKR0



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