MC912DG128ACPV Freescale Semiconductor, MC912DG128ACPV Datasheet - Page 399
MC912DG128ACPV
Manufacturer Part Number
MC912DG128ACPV
Description
IC MCU 128K FLASH 8MHZ 112-LQFP
Manufacturer
Freescale Semiconductor
Series
HC12r
Datasheet
1.MC912DG128ACPVER.pdf
(478 pages)
Specifications of MC912DG128ACPV
Core Processor
CPU12
Core Size
16-Bit
Speed
8MHz
Connectivity
CAN, I²C, SCI, SPI
Peripherals
POR, PWM, WDT
Number Of I /o
69
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 16x8/10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
112-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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MC68HC912DT128A — Rev 4.0
MOTOROLA
(TARGET MCU)
TRANSMIT 1
TRANSMIT 0
OF BIT TIME
PERCEIVED
BKGD PIN
BKGD PIN
DRIVE TO
SPEEDUP PULSE
(TARGET
BDMCLK
BDMCLK
TARGET MCU
HOST
HOST
START
MCU)
HOST
START OF BIT
PERCEIVED
SYNCHRONIZATION
UNCERTAINTY
TIME
Figure 20-2. BDM Target to Host Serial Bit Timing (Logic 1)
Figure 20-1. BDM Host to Target Serial Bit Timing
HIGH-IMPEDANCE
BKGD pin during host-to-target transmissions to speed up rising edges.
Since the target does not drive the BKGD pin during this period, there is
no need to treat the line as an open-drain signal during host-to-target
transmissions.
Freescale Semiconductor, Inc.
For More Information On This Product,
10 CYCLES
R-C RISE
10 CYCLES
Go to: www.freescale.com
10 CYCLES
Development Support
TARGET SENSES BIT
HIGH-IMPEDANCE
HOST SAMPLES
BKGD PIN
HIGH-IMPEDANCE
Background Debug Mode
HC12A4 BDM TARGET TO HOST TIM 1
Development Support
HC12A4 BDM HOST TO TARGET TIM
Technical Data
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START OF
EARLIEST
START OF
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