MCHC908GR8AMFAE Freescale Semiconductor, MCHC908GR8AMFAE Datasheet - Page 117

• Manufacturer Part Number: MCHC908GR8AMFAE
• Description: IC MCU 8K FLASH 8MHZ 32-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MCHC908GR8AMFAE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 21
• Program Memory Size: 7.5KB (7.5K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 6x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 32-LQFP
• Processor Series: HC08G
• Core: HC08
• Data Bus Width: 8 bit
• Data Ram Size: 384 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 8.2 MHz
• Number Of Programmable I/os: 21
• Number Of Timers: 3
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: FSICEBASE, DEMO908GZ60E, M68CBL05CE, M68EML08GPGTE
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit, 6 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

12.2 Port A
Port A is an 4-bit special-function port that shares all four of its pins with the keyboard interrupt (KBI)
module. Port A also has software configurable pullup devices if configured as an input port.
12.2.1 Port A Data Register
The port A data register (PTA) contains a data latch for each of the four port A pins.
Freescale Semiconductor
Alternative
Function:
Address:
Port
Reset:
Read:
Write:
A
B
C
D
E
$0000
Bit 7
Bit
0
1
2
3
0
1
2
3
4
5
0
1
0
1
2
3
4
5
6
0
1
0
Table 12-1. Port Control Register Bits Summary
MC68HC908GR8A • MC68HC908GR4A Data Sheet, Rev. 5
= Unimplemented
Figure 12-2. Port A Data Register (PTA)
DDRA0
DDRA1
DDRA2
DDRA3
DDRB0
DDRB1
DDRB2
DDRB3
DDRB4
DDRB5
DDRC0
DDRC1
DDRD0
DDRD1
DDRD2
DDRD3
DDRD4
DDRD5
DDRD6
DDRE0
DDRE1
DDR
6
0
5
0
TIM1
TIM2
KBD
ADC
SPI
SCI
Module Control
Unaffected by reset
4
0
ELS0B:ELS0A
ELS1B:ELS1A
ELS0B:ELS0A
ADCH4:0
ADCH4:0
ADCH4:0
ADCH4:0
ADCH4:0
ADCH4:0
KBD3
PTA3
ENSCI
KBIE0
KBIE1
KBIE2
KBIE3
3
SPE
KBD2
PTA2
2
PTD3/SPSCK
PTD4/T1CH0
PTD5/T1CH1
PTD6/T2CH0
PTD1/MISO
PTD2/MOSI
PTA0/KBD0
PTA1/KBD1
PTA2/KBD2
PTA3/KBD3
PTB0/AD0
PTB1/AD1
PTB2/AD2
PTB3/AD3
PTB4/AD4
PTB5/AD5
PTE1/RxD
KBD1
PTE0/TxD
PTA1
PTD0/SS
1
PTC0
PTC1
Pin
KBD0
PTA0
Bit 0
Port A
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