MC908AZ60ACFU Freescale Semiconductor, MC908AZ60ACFU Datasheet - Page 254
MC908AZ60ACFU
Manufacturer Part Number
MC908AZ60ACFU
Description
IC MCU FLASH 8.4MHZ 60K 64QFP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908AZ60ACFUER.pdf
(414 pages)
Specifications of MC908AZ60ACFU
Core Processor
HC08
Core Size
8-Bit
Speed
8.4MHz
Connectivity
CAN, SCI, SPI
Peripherals
LVD, POR, PWM
Number Of I /o
52
Program Memory Size
60KB (60K x 8)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 15x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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Input/Output Ports
22.4 Port C
Port C is an 6-bit general-purpose bidirectional I/O port. Note that PTC5 is only available on 64-pin
package options.
22.4.1 Port C Data Register
The port C data register contains a data latch for each of the six port C pins.
PTC[5:0] — Port C Data Bits
MCLK — System Clock Bit
22.4.2 Data Direction Register C
Data direction register C determines whether each port C pin is an input or an output. Writing a logic 1 to
a DDRC bit enables the output buffer for the corresponding port C pin; a logic 0 disables the output buffer.
MCLKEN — MCLK Enable Bit
254
These read/write bits are software-programmable. Data direction of each port C pin is under the control
of the corresponding bit in data direction register C. Reset has no effect on port C data (5:0).
The system clock is driven out of PTC2 when enabled by MCLKEN bit in PTCDDR7.
This read/write bit enables MCLK to be an output signal on PTC2. If MCLK is enabled, DDRC2 has no
effect. Reset clears this bit.
1 = MCLK output enabled
0 = MCLK output disabled
Alternative
Functions:
Address:
Address:
Reset:
Reset:
Read:
Read:
Write:
Write:
MC68HC908AZ60A • MC68HC908AS60A • MC68HC908AS60E Data Sheet, Rev. 6
MCLKEN
$0002
$0006
Bit 7
Bit 7
R
R
R
0
0
Figure 22-9. Data Direction Register C (DDRC)
= Reserved
= Reserved
Figure 22-8. Port C Data Register (PTC)
R
R
6
0
6
0
0
DDRC5
PTC5
5
5
0
DDRC4
Unaffected by Reset
PTC4
4
4
0
DDRC3
PTC3
3
3
0
DDRC2
MCLK
PTC2
2
2
0
DDRC1
PTC1
1
1
0
Freescale Semiconductor
DDRC0
PTC0
Bit 0
Bit 0
0
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