MC9S12T64 Datasheet, PDF (491/608 Pages) Motorola, Inc – Specification

Freescale Semiconductor, Inc.
Analog to Digital Converter (ATD)
External Pin Descriptions
External Pin Descriptions
The ATD module has a total of 12 external pins.
AN7 / ETRIG
(PAD7)
This pin serves as the analog input Channel 7. It can be configured as an
external trigger for the ATD conversion, or as general purpose digital input.
AN6 (PAD6)
This pin serves as the analog input Channel 6. It can be configured as general
purpose digital input.
AN5 (PAD5)
This pin serves as the analog input Channel 5. It can be configured as general
purpose digital input.
AN4 (PAD4)
This pin serves as the analog input Channel 4. It can be configured as general
purpose digital input.
AN3 (PAD3)
This pin serves as the analog input Channel 3. It can be configured as general
purpose digital input.
AN2 (PAD2)
This pin serves as the analog input Channel 2. It can be configured as general
purpose digital input.
AN1 (PAD1)
This pin serves as the analog input Channel 1.It can be configured as general
purpose digital input.
AN0 (PAD0)
This pin serves as the analog input Channel 0. It can also be configured as
general purpose digital input.
VRH, VRL
VRH is the high reference voltage and VRL is the low reference voltage for
ATD conversion.
Analog to Digital Converter (ATD)
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MC9S12T64Revision 1.1.1