MC68HC705C9ACP Freescale Semiconductor, MC68HC705C9ACP Datasheet - Page 44
MC68HC705C9ACP
Manufacturer Part Number
MC68HC705C9ACP
Description
IC MCU 2.1MHZ 16K OTP 40-DIP
Manufacturer
Freescale Semiconductor
Series
HC05r
Datasheet
1.MC705C9ACPE.pdf
(118 pages)
Specifications of MC68HC705C9ACP
Core Processor
HC05
Core Size
8-Bit
Speed
2.1MHz
Connectivity
SCI, SPI
Peripherals
POR, WDT
Number Of I /o
24
Program Memory Size
16KB (16K x 8)
Program Memory Type
OTP
Ram Size
352 x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
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Resets
5.9.2 STOP Instruction Disable Option
On the ROM device MC68HC05C12A, stop mode can be disabled by mask option. This causes the CPU
to interpret the STOP instruction as a NOP so the device will never enter stop mode; if the user code is
not being executed properly, the COP will provide a system reset.
To emulate this feature on the MC68HC705C9A (configured as an MC68HC05C12A), set the STOPDIS
bit in the C12MOR. Stop mode will not actually be disabled as on the MC68HC05C12A, but the clock
monitor circuit will be activated. If the CPU executes a STOP instruction, the clock monitor will provide a
system reset.
NOTE
This feature cannot be used with operating frequencies of 200 kHz or less.
MC68HC05C9A Advance Information Data Sheet, Rev. 4.1
44
Freescale Semiconductor
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