SAK-C504 Infineon Technologies AG, SAK-C504 Datasheet - Page 32

• Manufacturer Part Number: SAK-C504
• Description: 8-Bit Single-Chip Microcontroller
• Manufacturer: Infineon Technologies AG

10-Bit A/D Converter
The C504 has a high performance 8-channel 10-bit A/D converter using successive
approximation technique for the conversion of analog input voltages. Figure 14 shows
the block diagram of the A/D Converter.
Figure 14
Data Sheet
V
V
f
Port 1/3
OSC
AREF
AGND
/2
Shaded bit locations are not used in ADC-functions.
A/D Converter Block Diagram
Clock
Prescaler
÷ 32, 16, 8, 4
IEN1 (A9 )
P1ANA (90 )
P3ANA (B0 )
ADCON1 (DC )
ADCON0 (D8 )
ADCL1
-
-
-
-
H
ADCL0
Conversion Clock
H
MUX
H
-
-
-
-
H
H
Input Clock
EAN7
ECT1
IADC
-
-
f
ECCM
EAN6
IN
BSY
S & H
f
-
-
28
ADC
ECT2 ECEM
EAN3
EAN5
ADM
-
EAN2
EAN4
Single/
Continuous
Mode
MX2
MX2
A/D Converter
ADDATL
Write to
EAN1
EX2
MX1
MX1
Start of
Conversion
-
EADC
EAN0
MX0
MX0
ADDATH
-
(D9 ) H
MSB
.2
.3
.4
.5
.6
.7
.8
ADDATL
(DA )
LSB
.1
-
-
-
-
-
-
H
MCB02616
Internal
Bus
Internal
Bus
2000-05
C504