MC68HC11E1CFN2 Freescale Semiconductor, MC68HC11E1CFN2 Datasheet - Page 181
MC68HC11E1CFN2
Manufacturer Part Number
MC68HC11E1CFN2
Description
IC MCU 512 EEPROM 2MHZ 52-PLCC
Manufacturer
Freescale Semiconductor
Series
HC11r
Datasheet
1.MC68HC11E1CFN3.pdf
(268 pages)
Specifications of MC68HC11E1CFN2
Core Processor
HC11
Core Size
8-Bit
Speed
2MHz
Connectivity
SCI, SPI
Peripherals
POR, WDT
Number Of I /o
38
Program Memory Type
ROMless
Eeprom Size
512 x 8
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
52-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Program Memory Size
-
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M68HC11E Family — Rev. 5
MOTOROLA
PORT C (OUT)
Notes:
PORT C (OUT)
NOTES:
STRB (OUT)
1. After reading PIOC with STAF set
2. Figure shows rising edge STRA (EGA = 1) and high true STRB (INVB = 1).
STRB (IN)
STRA (IN)
1. After reading PIOC with STAF set
2. Figure shows rising edge STRA (EGA = 1) and high true STRB (INVB = 1).
STRA (IN)
Notes:
PORT C (OUT)
PORT C (OUT)
PORT C (OUT)
PORT C (OUT)
PORT C (OUT)
PORT C (OUT)
NOTES:
Figure 10-13. 3-State Variation of Output Handshake Timing Diagram
STRB (OUT)
1. After reading PIOC with STAF set
2. Figure shows rising edge STRA (EGA = 1) and high true STRB (INVB = 1).
STRB (OUT)
1. After reading PIOC with STAF set
2. Figure shows rising edge STRA (EGA = 1) and high true STRB (INVB = 1).
STRA (IN)
STRA (IN)
E
(DDR = 1)
STRA (IN)
(DDR = 0)
STRA (IN)
(DDR = 0)
E
DDR = 1
DDR = 0
DDR = 0
PREVIOUS PORT DATA
PREVIOUS PORT DATA
Figure 10-12. Port C Output Handshake Timing Diagram
E
E
b) STRA ACTIVE AFTER PORTCL WRITE
a) STRA ACTIVE BEFORE PORTCL WRITE
b) STRA ACTIVE AFTER PORTCL WRITE
a) STRA ACTIVE BEFORE PORTCL WRITE
WRITE PORTCL
Freescale Semiconductor, Inc.
READ PORTCL
WRITE PORTCL
READ PORTCL
For More Information On This Product,
OLD DATA
t
t
OLD DATA
PCD
PCD
(STRA Enables Output Buffer)
t
(1)
t
1
PWD
t
PWD
1
(1)
t
PWD
PWD
Go to: www.freescale.com
Electrical Characteristics
NEW DATA VALID
NEW DATA VALID
t
t
DEB
DEB
NEW DATA VALID
NEW DATA VALID
t
t
DEB
DEB
t
t
PCD
PCD
"READY"
“READY”
NEW DATA VALID
t
t
AES
AES
NEW DATA VALID
“READY”
"READY"
MC68L11E9/E20 Peripheral Port Timing
t
t
t
t
t
PCH
PCH
PCH
PCH
PCH
t
t
DEB
t
DEB
t
t
AES
t
t
t
AES
PCZ
PCZ
PCZ
PCZ
Electrical Characteristics
PORT C OUTPUT HNDSHK TIM
t
t
DEB
DEB
Data Sheet
181
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