s908qy2ad1vdwer Freescale Semiconductor, Inc, s908qy2ad1vdwer Datasheet - Page 17

• Manufacturer Part Number: s908qy2ad1vdwer
• Description: Mc68hc908qt4a Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

1.3 MCU Block Diagram
Figure 1-1
Freescale Semiconductor
RST, IRQ: Pins have internal pull up device
All port pins have programmable pull up device
PTA[0:5]: Higher current sink and source capability
PTB[0:7]: Not available on 8-pin devices
PTA4/OSC2/AD2/KBI4
PTA5/OSC1/AD3/KBI5
PTA0/TCH0/AD0/KBI0
PTA1/TCH1/AD1/KBI1
PTA2/IRQ/KBI2/TCLK
shows the structure of the MC68HC908QY4A.
PTA3/RST/KBI3
MC68HC908QY4A
POWER SUPPLY
PTB0/AD4
PTB1/AD5
128 BYTES
USER RAM
PTB2
PTB3
PTB4
PTB5
PTB6
PTB7
MC68HC908QYA/QTA Family Data Sheet, Rev. 2
V
V
DD
SS
Figure 1-1. Block Diagram
MC68HC908QY4A
M68HC08 CPU
USER FLASH
4096 BYTES
DEVELOPMENT SUPPORT
KEYBOARD INTERRUPT
SINGLE INTERRUPT
2-CHANNEL 16-BIT
TIMER MODULE
AUTO WAKEUP
LOW-VOLTAGE
BREAK MODULE
MONITOR ROM
GENERATOR
6-CHANNEL
10-BIT ADC
MCU Block Diagram
MODULE
MODULE
MODULE
MODULE
CLOCK
INHIBIT
COP
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