MC68HC908AB32CFU Freescale Semiconductor, MC68HC908AB32CFU Datasheet - Page 362

• Manufacturer Part Number: MC68HC908AB32CFU
• Description: IC MCU 8MHZ 32K FLASH 64-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908AB32CFU

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: POR, PWM
• Number Of I /o: 51
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Low-Voltage Inhibit (LVI)
21.5 LVI Status Register (LVISR)
21.6 LVI Interrupts
Technical Data
362
Address:
Reset:
The LVI status register flags V
LVIOUT — LVI Output Bit
The LVI module does not generate interrupt requests.
Read: LVIOUT
Write:
LVI
This read-only flag becomes set when V
voltage for 32 to 40 CGMXCLK cycles. (See
clears the LVIOUT bit.
TRIPF
$FE0F
V
V
V
V
Bit 7
DD
DD
DD
DD
0
At level:
< V
> LVI
< LVI
< LVI
< LVI
DD
Figure 21-3. LVI Status Register (LVISR)
Low-Voltage Inhibit (LVI)
= Unimplemented
TRIPR
TRIPF
TRIPF
TRIPF
< LVI
6
0
0
Table 21-1. LVIOUT Bit Indication
TRIPR
V
0
5
0
DD
For number of CGMXCLK
32 to 40 CGMXCLK cycles
DD
< 32 CGMXCLK cycles
> 40 CGMXCLK cycles
voltages below the LVI
4
0
0
cycles:
Any
Any
3
0
0
DD
falls below the LVI
MC68HC908AB32
Table
Freescale Semiconductor
2
0
0
21-1.) Reset
TRIPF
Previous value
1
0
0
LVIOUT
0 or 1
level
0
0
1
—
TRIPF
Rev. 1.1
Bit 0
.
0
0