MC908GR32AMFAE Freescale Semiconductor, MC908GR32AMFAE Datasheet - Page 144
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MC908GR32AMFAE
Manufacturer Part Number
MC908GR32AMFAE
Description
IC MCU 8BIT 32K FLASH 48-LQFP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908GR32ACFJE.pdf
(314 pages)
Specifications of MC908GR32AMFAE
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
SCI, SPI
Peripherals
LVD, POR, PWM
Number Of I /o
37
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 24x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
48-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC908GR32AMFAE
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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Input/Output (I/O) Ports
When bit DDRDx is a 1, reading address $0003 reads the PTDx data latch. When bit DDRDx is a 0,
reading address $0003 reads the voltage level on the pin. The data latch can always be written,
regardless of the state of its data direction bit.
144
1. X = Don’t care
2. I/O pin pulled up to V
3. Writing affects data register, but does not affect input.
4. Hi-Z = High imp[edance
PTDPUE
Bit
X
1
0
DDRD
Bit
MC68HC908GR60A • MC68HC908GR48A • MC68HC908GR32A Data Sheet, Rev. 5
0
0
1
DD
READ DDRD ($0007)
WRITE DDRD ($0007)
WRITE PTD ($0003)
READ PTD ($0003)
by internal pullup device.
PTD
X
Bit
X
X
(1)
Input, Hi-Z
Input, V
Table 12-5. Port D Pin Functions
RESET
Figure 12-15. Port D I/O Circuit
I/O Pin
Output
Mode
DD
(2)
(4)
Table 12-5
Accesses to DDRD
DDRDx
PTDx
DDRD7–DDRD0
DDRD7–DDRD0
DDRD7–DDRD0
Read/Write
summarizes the operation of the port D pins.
PTDPUEx
PTD7–PTD0
Read
Pin
Pin
Accesses to PTD
V
DD
Freescale Semiconductor
INTERNAL
PULLUP
DEVICE
PTDx
PTD7–PTD0
PTD7–PTD0
PTD7–PTD0
Write
(3)
(3)
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