Datasheet

Digital Analog Converter (DAC_8B5V)
MC9S12G Family Reference Manual, Rev.1.23
576 Freescale Semiconductor
17.3.4 AMPM Input Pin
This analog pin is used as input for the operational amplifier negative input pin, if the according mode is
selected.
17.4 Memory Map and Register Definition
This sections provides the detailed information of all registers for the DAC_8B5V module.
17.4.1
Register Summary
Figure 17-2 shows the summary of all implemented registers inside the DAC_8B5V module.
NOTE
Register Address = Module Base Address + Address Offset, where the
Module Base Address is defined at the MCU level and the Address Offset is
defined at the module level.
17.4.2 Register Descriptions
This section consists of register descriptions in address order. Each description includes a standard register
diagram with an associated figure number. Details of register bit and field function follow the register
diagrams, in bit order.
Address Offset
Register Name
Bit 7 6 5 4 3 2 1 Bit 0
0x0000
DACCTL
R
FVR DRIVE
000
DACM[2:0]
W
0x0001
Reserved
R00000000
W
0x0002
DACVOL
R
VOLTAGE[7:0]
W
0x0003 - 0x0006
Reserved
R00000000
W
0x0007
Reserved
R
Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
W
= Unimplemented
Figure 17-2. DAC_8B5V Register Summaryfv_dac_8b5v_RESERVED