MC68HC908JK3EMP MOTOROLA [Motorola, Inc], MC68HC908JK3EMP Datasheet - Page 26

• Manufacturer Part Number: MC68HC908JK3EMP
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

General Description
1.4 MCU Block Diagram
Technical Data
26
CONTROL AND STATUS REGISTERS — 64 BYTES
USER FLASH VECTOR SPACE — 48 BYTES
¥
REGISTERS
* IRQ1
MC68H(R)C908JK3E/JL3E — 4,096 BYTES
MC68H(R)C908JK1E — 1,536 BYTES
* RST
OSC1
OSC2
VDD
VSS
CPU
MONITOR ROM — 960 BYTES
USER RAM — 128 BYTES
USER FLASH:
M68HC08 CPU
MC68HC908JL3E/JK3E/JK1E
MC68HRC908JL3E/JK3E/JK1E
SYSTEM INTEGRATION
EXTERNAL INTERRUPT
X-TAL OSCILLATOR
ADC REFERENCE
RC OSCILLATOR
ARITHMETIC/LOGIC
MODULE
MODULE
POWER
UNIT (ALU)
Figure 1-1
Figure 1-1. MCU Block Diagram
shows the structure of the MC68H(R)C908JL3E.
General Description
** Pin contains programmable pull-up device.
# Pins available on MC68H(R)C908JL3E only.
† 25mA open-drain if output pin.
‡ LED direct sink pin.
* Pin contains integrated pull-up device.
¥ Shared pin:
2-CHANNEL TIMER INTERFACE
8-BIT ANALOG-TO-DIGITAL
COMPUTER OPERATING
KEYBOARD INTERRUPT
LOW-VOLTAGE INHIBIT
CONVERTER MODULE
PROPERLY MODULE
POWER-ON RESET
INTERNAL BUS
MC68HC908JL3E/JK3E/JK1E — OSC2
MC68HRC908JL3E/JK3E/JK1E — RCCLK/PTA6/KBI6
MODULE
MODULE
MODULE
MODULE
MODULE
BREAK
MC68H(R)C908JL3E/JK3E/JK1E
PTA6/KBI6**
PTA5/KBI5**
PTA4/KBI4**
PTA3/KBI3**
PTA2/KBI2**
PTA1/KBI1**
PTA0/KBI0**
PTB7/ADC7
PTB6/ADC6
PTB5/ADC5
PTB4/ADC4
PTB3/ADC3
PTB2/ADC2
PTB1/ADC1
PTB0/ADC0
PTD7**
PTD6**
PTD5/TCH1
PTD4/TCH0
PTD3/ADC8
PTD2/ADC9
PTD1/ADC10
PTD0/ADC11
MOTOROLA
—
†‡
†‡
Rev. 2.0
‡
‡
¥
‡
‡
‡
‡
‡
‡
#
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