mc9s12vr48 Freescale Semiconductor, Inc, mc9s12vr48 Datasheet - Page 445

• Manufacturer Part Number: mc9s12vr48
• Description: S12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

comparator via an analog multiplexer. The pin itself is protected against reverse battery connections. To
protect the pin from external fast transients an external resistor (R
16.2.2
This pin is the chip supply. It can be internally connected for voltage measurement. The voltage present at
this input is scaled down by an internal voltage divider, and can be routed to the internal ADC or to a
comparator via an analog multiplexer.
16.3
This section provides the detailed information of all registers for the BATS module.
16.3.1
Figure 16-2
Freescale Semiconductor
Memory Map and Register Definition
VSUP — Voltage Supply Pin
Register Summary
shows the summary of all implemented registers inside the BATS module.
MC9S12VR Family Reference Manual, Rev. 2.2
Preliminary - Subject to Change Without Notice
VSENSE_R
) is needed for protection.
Supply Voltage Sensor - (BATSV2)
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