Motorola MC68HC908MR16 用户手册
Timer Interface A (TIMA)
Features
MC68HC908MR16/MC68HC908MR32 — Rev. 4.0
Advance Information
MOTOROLA
Timer Interface A (TIMA)
201
Figure 11-1. TIMA Block Diagram
PTE3/TCLKA
PRESCALER
PRESCALER SELECT
TCLK
INTERNAL
16-BIT COMPARATOR
PS2
PS1
PS0
16-BIT COMPARATOR
16-BIT LATCH
TCH0H:TCH0L
MS0A
ELS0B
ELS0A
PTE4
TOF
TOIE
INTER-
CHANNEL 0
TMODH:TMODL
TRST
TSTOP
TOV0
CH0IE
CH0F
CH0MAX
MS0B
16-BIT COUNTER
BUS CLOCK
PTE4/TCH0A
PTE5/TCH1A
PTE6/TCH2A
PTE7/TCH3A
LOGIC
RUPT
LOGIC
INTER-
RUPT
LOGIC
16-BIT COMPARATOR
16-BIT LATCH
TCH1H:TCH1L
MS1A
ELS1B
ELS1A
PTE5
CHANNEL 1
TOV1
CH1IE
CH1F
CH1MAX
LOGIC
INTER-
RUPT
LOGIC
16-BIT COMPARATOR
16-BIT LATCH
TCH2H:TCH2L
MS2A
ELS2B
ELS2A
PTE6
CHANNEL 2
TOV2
CH2IE
CH2F
CH2MAX
MS2B
LOGIC
INTER-
RUPT
LOGIC
16-BIT COMPARATOR
16-BIT LATCH
TCH3H:TCH3L
ELS3B
ELS3A
PTE7
CHANNEL 3
TOV3
CH3IE
CH3F
CH3MAX
LOGIC
INTER-
RUPT
LOGIC
MS3A