MC812A4CPVE8 Freescale Semiconductor, MC812A4CPVE8 Datasheet - Page 32

• Manufacturer Part Number: MC812A4CPVE8
• Description: IC MCU 16BIT EEPROM 4K 112-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC12r

Specifications of MC812A4CPVE8

• Core Processor: CPU12
• Core Size: 16-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 83
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: EEPROM
• Ram Size: 1K 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: 112-LQFP
• Processor Series: HC812A
• Core: HC12
• Data Bus Width: 16 bit
• Data Ram Size: 1 KB
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 91
• 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
• Controller Family/series: 68HC12
• No. Of I/o's: 91
• Eeprom Memory Size: 4KB
• Ram Memory Size: 1KB
• Cpu Speed: 8MHz
• No. Of Timers: 1
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

Register Block
32
$002A
$002B
$002C
$002D
$002E
$002F
$0026
$0027
$0028
$0029
$0030
$0031
$0032
Addr.
Interrupt Enable Register
Interrupt Enable Register
Port H Key Wakeup Flag
Port J Key Wakeup Flag
Pullup/Pulldown Enable
(KWIEH)
Pullup/Pulldown Select
(KPOLJ)
Register Name
Port F Data Direction
Port J Data Direction
Port G Data Register
Port F Data Register
Port J Data Register
Port H Key Wakeup
Port J Key Wakeup
Port J Key Wakeup
Port J Key Wakeup
Port J Key Wakeup
Register (KWIFH)
Register (PUPSJ)
Register (PULEJ)
Register (KWIFJ)
Register (DDRF)
Register (DDRJ)
Polarity Register
See page 96.
See page 96.
See page 97.
See page 97.
See page 97.
See page 98.
See page 98.
See page 99.
See page 99.
See page 85.
See page 85.
See page 86.
Reserved
(PORTG)
(PORTF)
(PORTJ)
(KWIEJ)
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Figure 2-1. Register Map (Sheet 4 of 14)
KWIFH7
KPOLJ7
PUPSJ7
PULEJ7
KWIEJ7
KWIFJ7
DDRJ7
Bit 7
Bit 7
PJ7
R
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
MC68HC812A4 Data Sheet, Rev. 7
= Unimplemented
KWIFH6
KPOLJ6
PUPSJ6
KWIEJ6
KWIFJ6
PULEJ6
DDRJ6
DDRF6
Bit 6
PF6
PJ6
R
6
0
0
0
0
0
0
0
0
0
0
0
0
0
KWIFH5
KPOLJ5
PUPSJ5
KWIEJ5
PULEJ5
KWIFJ5
DDRF5
DDRJ5
Bit 5
Bit 5
PF5
PJ5
R
5
0
0
0
0
0
0
0
0
0
0
0
0
KWIFH4
KWIEJ4
KPOLJ4
PUPSJ4
PULEJ4
KWIFJ4
DDRF4
DDRJ4
Bit 4
Bit 4
PF4
PJ4
R
R
0
0
0
0
0
0
4
0
0
0
0
0
0
= Reserved
KWIFH3
KPOLJ3
PUPSJ3
PULEJ3
KWIEJ3
KWIFJ3
DDRF3
DDRJ3
Bit 3
Bit 3
PJ3
PF3
R
3
0
0
0
0
0
0
0
0
0
0
0
0
KWIFH2
KPOLJ2
PUPSJ2
KWIEJ2
KWIFJ2
PULEJ2
DDRJ2
DDRF2
Bit 2
Bit 2
PF2
PJ2
R
2
0
0
0
0
0
0
0
0
0
0
0
0
Freescale Semiconductor
U = Unaffected
KWIFH1
KPOLJ1
PUPSJ1
KWIEJ1
PULEJ1
KWIFJ1
DDRF1
DDRJ1
Bit 1
Bit 1
PF1
PJ1
R
1
0
0
0
0
0
0
0
0
0
0
0
0
KWIFH0
PUPSJ0
KWIEJ0
KPOLJ0
PULEJ0
KWIFJ0
DDRF0
DDRJ0
Bit 0
Bit 0
Bit 0
PF0
PJ0
R
0
0
0
0
0
0
0
0
0
0
0
0