MM908E625ACDWB Freescale Semiconductor, MM908E625ACDWB Datasheet - Page 38

• Manufacturer Part Number: MM908E625ACDWB
• Description: IC QUAD HALF BRDG MCU/LIN 54SOIC
• Manufacturer: Freescale Semiconductor

Specifications of MM908E625ACDWB

• Applications: Automotive Mirror Control
• Core Processor: HC08
• Program Memory Type: FLASH (16 kB)
• Controller Series: 908E
• Ram Size: 512 x 8
• Interface: SCI, SPI
• Number Of I /o: 13
• Voltage - Supply: 8 V ~ 18 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 54-SOIC (0.300", 7.50mm Width) Exposed Pad
• Program Memory Size: 16 KB
• Number Of Programmable I/os: 54
• Number Of Timers: 16
• Operating Supply Voltage: - 18 V to + 28 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

SYSTEM CONTROL REGISTER (SYSCTL)
high side, LIN transmitter, Analog Input PA1 current sources,
and HVDD output). Reset clears the PSON bit.
appropriate LIN slew rate for different baud rate
configurations as shown in
programming via the LIN and are not intended for use in the
application.
Table 11. LIN Slew Rate Selection Bits
and go into STOP mode. Reset or CPU interrupt requests
clear the GS bit.
SYSTEM STATUS REGISTER (SYSSTAT)
Hall-Effect Sensor Input Pin Overcurrent Flag Bit
(HP_OCF)
one of the Hall-effect sensor input pins. Clear HP_OCF and
enable the output by writing a Logic [1] to the HP_OCF flag.
38
Power Stages On Bit (PSON)
LIN Slew Rate Selection Bits (SRS0:SRS1)
Go to STOP Mode Bit (GS)
908E625
FUNCTIONAL DEVICE OPERATION
LOGIC COMMANDS AND REGISTERS
Bits
Bits
Reset
Reset
Write
Write
Read
Read
This read/write bit enables the power stages (half-bridges,
• 1 = Power stages enabled.
• 0 = Power stages disabled.
These read/write bits enable the user to select the
The high speed slew rates are used, for example, for
SRS1
This write-only bit instructs the 908E625 to power down
• 1 = Power down and go into STOP mode
• 0 = Not in STOP mode
This read/write flag is set on an overcurrent condition at
0
0
1
1
PSON SRS1
OCF
HP_
Register Name and Address: SYSSTAT - $0c
Register Name and Address: SYSCTL - $03
7
0
7
0
SRS0
LINCL
0
1
0
1
6
0
6
0
SRS0
HVDD
_OCF
5
0
5
0
Table
Initial Slew Rate (20 kBaud)
Slow Slew Rate (10 kBaud)
OCF
HS_
4
0
0
4
0
High Speed II (8x)
High Speed I (4x)
11.
LIN Slew Rate
LVF
3
0
0
3
0
HVF
2
0
0
2
0
OCF
HB_
1
0
0
1
0
HTF
GS
0
0
0
0
0
Reset clears the HP_OCF bit. Writing a Logic [0] to HP_OCF
has no effect.
LIN Current Limitation Bit (LINCL)
current limitation region. Due to excessive power dissipation
in the transmitter, software is advised to turn the transmitter
off immediately.
the HVDD pin. Clear HVDD_OCF and enable the output by
writing a Logic [1] to the HVDD_OCF Flag. Reset clears the
HVDD_OCF bit. Writing a Logic [0] to HVDD_OCF has no
effect.
High-Side Overcurrent Flag Bit (HS_OCF)
the high-side driver. Clear HS_OCF and enable the high-side
driver by writing a Logic [1] to HS_OCF. Reset clears the
HS_OCF bit. Writing a Logic [0] to HS_OCF has no effect.
Flag Register.
Flag Register.
the H-Bridges. Clear HB_OCF and enable the H-Bridge
driver by writing a Logic [1] to HB_OCF. Reset clears the
HB_OCF bit. Writing a Logic [0] to HB_OCF has no effect.
HVDD Output Overcurrent Flag Bit (HVDD_OCF)
Low-Voltage Bit (LVF)
High-Voltage Sensor Bit (HVF)
H-Bridge Overcurrent Flag Bit (HB_OCF)
• 1 = Overcurrent condition on Hall-effect sensor input pin
• 0 = No overcurrent condition on Hall-effect sensor input
This read-only bit is set if the LIN transmitter operates in
•1 = Transmitter operating in current limitation region
•0 = Transmitter not operating in current limitation region
This read/write flag is set on an overcurrent condition at
•1 = Overcurrent condition on HVDD has occurred
•0 = No overcurrent condition on HVDD has occurred
This read/write flag is set on an overcurrent condition at
• 1 = Overcurrent condition on high-side drivers has
• 0 = No overcurrent condition on high-side drivers has
This read only bit is a copy of the LVF bit in the Interrupt
• 1 = Low-voltage condition has occurred
• 0 = No low-voltage condition has occurred
This read-only bit is a copy of the HVF bit in the Interrupt
• 1 = High-voltage condition has occurred
• 0 = No high-voltage condition has occurred
This read / write flag is set on an overcurrent condition at
• 1 = Overcurrent condition on H-Bridges has occurred
• 0 = No overcurrent condition on H-Bridges has occurred
has occurred
pin has occurred
occurred
occurred
Analog Integrated Circuit Device Data
Freescale Semiconductor