MC9S12HY64 Datasheet, PDF (284/792 Pages) Freescale Semiconductor, Inc – S12 Microcontrollers

Analog-to-Digital Converter (ADC12B8CV1) Block Description
8.1.3 Block Diagram
Bus Clock
Clock
Prescaler
ETRIG0
ETRIG1
ETRIG2
ETRIG3
(See device specifi-
cation for availability
and connectivity)
Trigger
Mux
ATDCTL1
ATDDIEN
ICLK
Internal
Clock
ATD Clock
Mode and
Timing Control
ATD_12B8C
Sequence Complete
Interrupt
Compare Interrupt
V_DDA
V_SSA
V_RH
V_RL
Successive
Approximation
Register (SAR)
and DAC
Results
ATD 0
ATD 1
ATD 2
ATD 3
ATD 4
ATD 5
ATD 6
ATD 7
AN7
AN6
Analog
MUX
AN5
AN4
AN3
AN2
AN1
AN0
Sample & Hold
+
-
Comparator
Figure 8-1. ADC12B8C Block Diagram
MC9S12HY/HA-Family Reference Manual, Rev. 1.04
284
Freescale Semiconductor