MC68HC11E1CFNE2 Freescale Semiconductor, MC68HC11E1CFNE2 Datasheet - Page 165

• Manufacturer Part Number: MC68HC11E1CFNE2
• Description: IC MCU 8BIT 3MHZ 52-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC11r

Specifications of MC68HC11E1CFNE2

• Core Processor: HC11
• Core Size: 8-Bit
• Speed: 3MHz
• 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
• A/d Inputs: 8-Channel, 8-Bit
• Eeprom Memory: 512 Bytes
• Input Output: 38
• Interface: SCI/SPI
• Memory Type: ROM
• Number Of Bits: 8
• Package Type: 52-pin PLCC
• Programmable Memory: 0 Bytes
• Timers: 3-16-bit
• Voltage, Range: 3-5.5 V
• Controller Family/series: 68HC11
• No. Of I/o's: 38
• Eeprom Memory Size: 512Byte
• Ram Memory Size: 512Byte
• Cpu Speed: 2MHz
• No. Of Timers: 1
• Embedded Interface Type: SCI, SPI
• Rohs Compliant: Yes
• Processor Series: HC11E
• Core: HC11
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 2 MHz
• Number Of Programmable I/os: 38
• Number Of Timers: 8
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit, 8 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Program Memory Size: -
• Lead Free Status / Rohs Status: RoHS Compliant part

Freescale Semiconductor
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
READ PORTCL
WRITE PORTCL
READ PORTCL
OLD DATA
t
t
OLD DATA
PCD
PCD
M68HC11E Family Data Sheet, Rev. 5.1
(STRA Enables Output Buffer)
t
(1)
t
1
PWD
t
PWD
(1)
1
t
PWD
PWD
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
PORT C OUTPUT HNDSHK TIM
t
t
DEB
DEB
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