mc9s12vr48 Freescale Semiconductor, Inc, mc9s12vr48 Datasheet - Page 413

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

14.2
Table 14-2
14.2.1
Outputs of the two low-side drivers intended to drive inductive loads (relays).
14.2.2
Common current sink for both low-side driver pins. This pin should be connected on-board to the common
ground.
14.3
This section provides a detailed description of all registers accessible in the LSDRV module.
14.3.1
A summary of registers associated with the LSDRV module is shown in
of the registers and bits are given in the following sections.
Freescale Semiconductor
Address Offset
Register Name
Reserved
0x0000
0x0001
0x0002
LSDR
LSCR
External Signal Description
Memory Map and Register Definition
shows the external pins of associated with the LSDRV module.
LS0, LS1— Low Side Driver Pins
LSGND — Low Side Driver Ground Pin
Module Memory Map
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.
W
W
W
R
R
R
Reserved
LSGND
Name
Bit 7
LS0
LS1
0
0
MC9S12VR Family Reference Manual, Rev. 2.2
Preliminary - Subject to Change Without Notice
Table 14-2. LSDRV Signal Properties
Reserved
Table 14-3. Register Summary
6
0
0
Low-side driver output 0
Low-side driver output 1
Low-side driver ground pin
Reserved
5
0
0
NOTE
Function
Reserved
4
0
0
Reserved
LSOLE1
3
0
Table
disabled (off)
disabled (off)
Low-Side Drivers - LSDRV (S12LSDRV1)
Reset State
Reserved
LSOLE0
—
14-3. Detailed descriptions
2
0
Reserved
LSDR1
LSE1
1
Reserved
LSDR0
LSE0
Bit 0
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