MC908GR32AVFAE Datasheet, PDF (227/314 Pages) Freescale Semiconductor, Inc – Microcontrollers

Functional Description
INTERNAL
BUS CLOCK
TSTOP
TRST
PRESCALER
16-BIT COUNTER
16-BIT COMPARATOR
T1MODH:T1MODL
PRESCALER SELECT
PS2
PS1
PS0
CHANNEL 0
16-BIT COMPARATOR
T1CH0H:T1CH0L
16-BIT LATCH
CHANNEL 1
16-BIT COMPARATOR
T1CH1H:T1CH1L
16-BIT LATCH
ELS0B ELS0A
CH0F
MS0A
MS0B
ELS1B ELS1A
MS1A
CH1F
TOF
INTERRUPT
TOIE
LOGIC
TOV0
CH0MAX
CH0IE
TOV1
CH1MAX
CH1IE
PORT
LOGIC
PTD4/T1CH0
INTERRUPT
LOGIC
PORT
LOGIC
PTD5/T1CH1
INTERRUPT
LOGIC
Figure 17-2. TIM1 Block Diagram
Addr.
Register Name
Bit 7
6
5
4
3
2
1
Bit 0
$0020
TIM1 Status and Control ^{Read: TOF}
TOIE TSTOP
0
0
Register (T1SC) Write: 0
TRST
See page 234. _{Reset: 0}
0
1
0
0
PS2
PS1
PS0
0
0
0
TIM1 Counter Register High ^{Read: Bit 15}
Bit 14
Bit 13
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
$0021
(T1CNTH) Write:
See page 235. _{Reset: 0}
0
0
0
0
0
0
0
TIM1 Counter Register Low ^{Read: Bit 7}
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
$0022
(T1CNTL) Write:
See page 235. _{Reset: 0}
0
0
0
0
0
0
0
= Unimplemented
Figure 17-3. TIM1 I/O Register Summary
MC68HC908GR60A • MC68HC908GR48A • MC68HC908GR32A Data Sheet, Rev. 5
Freescale Semiconductor
227