MC68HC908JB16JDW Freescale Semiconductor, MC68HC908JB16JDW Datasheet - Page 266
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MC68HC908JB16JDW
Manufacturer Part Number
MC68HC908JB16JDW
Description
IC MCU 16K FLASH 6MHZ USB 20SOIC
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908JB16DWE.pdf
(332 pages)
Specifications of MC68HC908JB16JDW
Core Processor
HC08
Core Size
8-Bit
Speed
6MHz
Connectivity
SCI, USB
Peripherals
LED, LVD, POR, PWM
Number Of I /o
13
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
384 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
0°C ~ 70°C
Package / Case
20-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MC68HC908JB16JDWE
Manufacturer:
FREESCALE
Quantity:
20 000
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Input/Output (I/O) Ports
14.3 Port A
14.3.1 Port A Data Register
Technical Data
266
Additional
Alternative
Function:
Function:
Address:
Port A is an 8-bit general-purpose bidirectional I/O port with software
configurable pullups, and shares its pins with the keyboard interrupt
module (KBI).
The port A data register contains a data latch for each of the eight
port A pins.
PTA[7:0] — Port A Data Bits
KBA7–KBA0 — Keyboard Interrupts
Reset:
Read:
Write:
These read/write bits are software programmable. Data direction of
each port A pin is under the control of the corresponding bit in data
direction register A. Reset has no effect on port A data.
The port A pullup control bit, PAP, in the port option control register
(POCR) enables pullups on port A pins if the respective pin is
configured as an input. (See
The keyboard interrupt enable bits, KBIE7–KBIE0, in the keyboard
interrupt enable register (KBIER), enable the port A pins as external
interrupt pins. (See
Optional
$0000
KBA7
pullup
PTA7
Bit 7
Figure 14-2. Port A Data Register (PTA)
Input/Output (I/O) Ports
Optional
KBA6
pullup
PTA6
6
Section 16. Keyboard Interrupt Module
Optional
pullup
PTA5
KBA5
5
14.7 Port
Optional
Unaffected by reset
pullup
PTA4
KBA4
4
Optional
pullup
PTA3
KBA3
Options.)
3
MC68HC908JB16
Optional
pullup
PTA2
KBA2
Freescale Semiconductor
2
Optional
pullup
PTA1
KBA1
1
—
Optional
(KBI).)
Rev. 1.1
pullup
PTA0
KBA0
Bit 0
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