MC68HC705C9ACP Freescale Semiconductor, MC68HC705C9ACP Datasheet - Page 37
![IC MCU 2.1MHZ 16K OTP 40-DIP](/photos/12/19/121981/375-40-dip_sml.jpg)
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68HC705C9ACP
Manufacturer:
AD
Quantity:
1 200
- Current page: 37 of 118
- Download datasheet (751Kb)
Freescale Semiconductor
RESTORE REGISTERS
FROM STACK:
CCR,A,X,PC
MC68HC05C9A Advance Information Data Sheet, Rev. 4.1
Y
Y
IRQ OR PORT B
Figure 4-1. Interrupt Flowchart
INSTRUCTION
INSTRUCTION
INTERRUPT
EXTERNAL
INSTRUCTION
FROM RESET
INSTRUCTION
INTERRUPT
INTERNAL
FETCH NEXT
INTERRUPT
INTERRUPT
INTERNAL
EXECUTE
INTERNAL
TIMER
IN CCR
SET?
I BIT
SWI
RTI
SPI
SCI
?
?
N
N
N
N
N
N
N
Y
Y
Y
Y
Y
CLEAR IRQ
REQUEST
LATCH
External Interrupt (IRQ or Port B)
TIMER: $3FF8-$3FF9
SWI: $3FFC-$3FFD
LOAD PC FROM:
IRQ: $3FFA-$3FFB
SCI: $3FF6-$3FF7
SPI: $3FF4-$3FF5
CC REGISTER
SET I BIT IN
PC,X,A,CCR
STACK
37
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