MC68HC908JB16JDW Freescale Semiconductor, MC68HC908JB16JDW Datasheet - Page 130
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MC68HC908JB16JDW
Manufacturer Part Number
MC68HC908JB16JDW
Description
IC MCU 16K FLASH 6MHZ USB 20SOIC
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908JB16DWE.pdf
(332 pages)
Specifications of MC68HC908JB16JDW
Core Processor
HC08
Core Size
8-Bit
Speed
6MHz
Connectivity
SCI, USB
Peripherals
LED, LVD, POR, PWM
Number Of I /o
13
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
384 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
0°C ~ 70°C
Package / Case
20-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MC68HC908JB16JDWE
Manufacturer:
FREESCALE
Quantity:
20 000
- Current page: 130 of 332
- Download datasheet (4Mb)
Monitor ROM (MON)
9.4.5 Commands
Technical Data
130
NOTE:
The monitor ROM uses the following commands:
The monitor ROM firmware echoes each received byte back to the PTA0
pin for error checking. An 11-bit delay at the end of each command
allows the host to send a break character to cancel the command. A
delay of two bit times occurs before each echo and before READ,
IREAD, or READSP data is returned. The data returned by a read
command appears after the echo of the last byte of the command.
Wait one bit time after each echo before sending the next byte.
•
•
•
•
•
•
ECHO
Notes:
4
1 = Echo delay, 2 bit times
2 = Data return delay, 2 bit times
3 = Cancel command delay, 11 bit times
4 = Wait 1 bit time before sending next byte.
FROM
HOST
READ
READ (read memory)
WRITE (write memory)
IREAD (indexed read)
IWRITE (indexed write)
READSP (read stack pointer)
RUN (run user program)
1
READ
Monitor ROM (MON)
4
ADDRESS
Figure 9-5. Read Transaction
HIGH
1
ADDRESS
HIGH
4
ADDRESS
LOW
1
ADDRESS
LOW
MC68HC908JB16
Freescale Semiconductor
3, 2
DATA
—
RETURN
4
Rev. 1.1
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