mc68hc908jw32 Freescale Semiconductor, Inc, mc68hc908jw32 Datasheet - Page 122

• Manufacturer Part Number: mc68hc908jw32
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Timebase Module (TBM)
9.4 Timebase Register Description
The timebase has one register, the TBCR, which is used to enable the timebase interrupts and set the
rate.
TBIF — Timebase Interrupt Flag
122
This read-only flag bit is set when the timebase counter has rolled over.
1 = Timebase interrupt pending
0 = Timebase interrupt not pending
RC OSC
Internal
88-kHz
÷ 2
÷ 2
Address:
Reset:
Read:
÷ 2
Write:
÷ 2
$0018
÷ 2
TBIF
Bit 7
0
Figure 9-2. Timebase Control Register (TBCR)
÷ 2
= Unimplemented
÷ 2
TBR2
Figure 9-1. Timebase Block Diagram
÷ 2
6
0
÷ 2
MC68HC908JW32 Data Sheet, Rev. 5
÷ 65536
÷ 2
÷ 2
TBR1
÷ 2
5
0
÷ 131072 ÷ 262144
÷ 2
÷ 2
TBR0
÷ 2048
4
0
÷ 2
÷ 4096
TACK
R
3
0
0
÷ 2
000
001
010
011
100
101
110
111
÷ 8192
= Reserved
SEL
TBIE
÷ 2
2
0
÷ 16384
÷ 2
TBON
1
0
R
÷ 32768
Freescale Semiconductor
Bit 0
R
0
TBIF
TBMINT
TBON
TBIE