XC912BC32CFU8 Motorola Semiconductor Products, XC912BC32CFU8 Datasheet - Page 173

• Manufacturer Part Number: XC912BC32CFU8
• Description: M68HC12B Family Data Sheet
• Manufacturer: Motorola Semiconductor Products

M68HC12B Family — Rev. 8.0
MOTOROLA
P CLOCK
PT0
PT1
PT2
PT3
PT4
PT5
PT6
PT7
LOGIC
LOGIC
LOGIC
LOGIC
LOGIC
LOGIC
÷1, 2, ..., 128
LOGIC
LOGIC
PRESCALER
PIN
PIN
PIN
PIN
PIN
PIN
PIN
PIN
Figure 13-2. Timer Block Diagram in Queue Mode
EDG0
EDG1
EDG2
EDG3
EDG5
EDG6
EDG4
EDG7
COUNTER
COUNTER
COUNTER
COUNTER
DELAY
DELAY
DELAY
DELAY
Enhanced Capture Timer (ECT) Module
MUX
MUX
MUX
MUX
16 BIT MAIN TIMER
16-BIT FREE-RUNNING
MAIN TIMER
EDG1
EDG0
EDG2
EDG3
TC2 CAPTURE/COMPARE
TC0 CAPTURE/COMPARE
TC1 CAPTURE/COMPARE
TC3 CAPTURE/COMPARE
TC4 CAPTURE/COMPARE
TC5 CAPTURE/COMPARE
TC6 CAPTURE/COMPARE
TC7 CAPTURE/COMPARE
M CLOCK
COMPARATOR
COMPARATOR
COMPARATOR
COMPARATOR
COMPARATOR
COMPARATOR
COMPARATOR
COMPARATOR
TC1H HOLD
TC2H HOLD
TC3H HOLD
REGISTER
REGISTER
REGISTER
REGISTER
REGISTER
REGISTER
REGISTER
REGISTER
REGISTER
REGISTER
REGISTER
TC0H HOLD
REGISTER
Enhanced Capture Timer Modes of Operation
PRESCALER
÷ 1, 4, 8, 16
Enhanced Capture Timer (ECT) Module
(QUEUE MODE)
HOLD REGISTER
HOLD REGISTER
HOLD REGISTER
HOLD REGISTER
LATQ, BUFEN
READ TC3H
READ TC2H
READ TC1H
READ TC0H
PA0H HOLD
PA1H HOLD
PA2H HOLD
PA3H HOLD
REGISTER
REGISTER
REGISTER
REGISTER
16-BIT LOAD REGISTER
PAC0
PAC1
PAC2
PAC3
0
0
0
0
DOWN COUNTER
16-BIT MODULUS
RESET
RESET
RESET
RESET
Data Sheet
173