Datasheet

Timer Interface Module B (TIMB)
MC68HC908AZ60A • MC68HC908AS60A • MC68HC908AS60E Data Sheet, Rev. 6
228 Freescale Semiconductor
Figure 20-1. TIMB Block Diagram
Addr. Register Name Bit 7654321Bit 0
$0040 TIMB Status/Control Register (TBSC) TOF TOIE TSTOP TRST 0 PS2 PS1 PS0
$0041 TIMB Counter Register High (TBCNTH) Bit 15 14 13 12 11 10 9 Bit 8
$0042 TIMB Counter Register Low (TBCNTL)Bit 7654321Bit 0
$0043 TIMB Counter Modulo Reg. High (TBMODH) Bit 15 14 13 12 11 10 9 Bit 8
$0044TIMB Counter Modulo Reg. Low (TBMODL)Bit 7654321Bit 0
$0045 TIMB Ch. 0 Status/Control Register (TBSC0) CH0F CH0IE MS0B MS0A ELS0B ELS0A TOV0 CH0MAX
$0046 TIMB Ch. 0 Register High (TBCH0H) Bit 15 14 13 12 11 10 9 Bit 8
$0047 TIMB Ch. 0 Register Low (TBCH0L)Bit 7654321Bit 0
$0048 TIMB Ch. 1 Status/Control Register (TBSC1) CH1F CH1IE 0 MS1A ELS1B ELS1A TOV1 CH1MAX
$0049 TIMB Ch. 1 Register High (TBCH1H) Bit 15 14 13 12 11 10 9 Bit 8
$004A TIMB Ch. 1 Register Low (TBCH1L)Bit 7654321Bit 0
R= Reserved
Figure 20-2. TIMB I/O Register Summary
PRESCALER
PRESCALER SELECT
TCLK
INTERNAL
16-BIT COMPARATOR
PS2 PS1 PS0
16-BIT COMPARATOR
16-BIT LATCH
TCH0H:TCH0L
MS0A
ELS0B ELS0A
PTF4
TOF
TOIE
INTER-
CHANNEL 0
TMODH:TMODL
TRST
TSTOP
TOV0
CH0IE
CH0F
CH0MAX
MS0B
16-BIT COUNTER
BUS CLOCK
PTD4/ATD12/TBCLK
PTF4/TBCH0
PTF5/TBCH1
LOGIC
RUPT
LOGIC
INTER-
RUPT
LOGIC
16-BIT COMPARATOR
16-BIT LATCH
TCH1H:TCH1L
MS1A
ELS1B ELS1A
PTF5
CHANNEL 1
TOV1
CH1IE
CH1F
CH1MAX
LOGIC
INTER-
RUPT
LOGIC