MC68HC908RF2CFA Freescale Semiconductor, MC68HC908RF2CFA Datasheet - Page 165

• Manufacturer Part Number: MC68HC908RF2CFA
• Description: IC MCU W/UHF TX 2K FLASH 32LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908RF2CFA

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 4MHz
• Peripherals: LVD, POR, PWM, RF Mod
• Number Of I /o: 12
• Program Memory Size: 2KB (2K x 8)
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Connectivity: -

13.3.1.3 Echoing
13.3.1.4 Break Signal
MC68HC908RF2 — Rev. 4.0
MOTOROLA
SENT TO
MONITOR
Notes: 1 = Echo delay (2 bit times)
ECHO
2 = Data return delay (2 bit times)
3 = Wait 1 bit time before sending next byte.
0
READ
1
As shown in
byte back to the PTA0 pin for error checking.
Any result of a command appears after the echo of the last byte of the command.
A start bit followed by nine low bits is a break signal. (See
monitor receives a break signal, it drives the PTA0 pin high for the duration of two
bits before echoing the break signal.
2
1
Freescale Semiconductor, Inc.
3
MISSING STOP BIT
For More Information On This Product,
READ
4
Figure
Figure 13-9. Break Transaction
Figure 13-8. Read Transaction
5
Go to: www.freescale.com
3
6
ADDR. HIGH
13-8, the monitor ROM immediately echoes each received
Development Support
7
1
ADDR. HIGH
2-STOP-BIT DELAY BEFORE ZERO ECHO
3
0
ADDR. LOW
1
2
1
3
ADDR. LOW
4
Figure
5
Development Support
2
6
13-9.) When the
RESULT
DATA
7
Monitor Module
Data Sheet
165