ht82k95e Holtek Semiconductor Inc., ht82k95e Datasheet - Page 14

• Manufacturer Part Number: ht82k95e
• Description: Ht82k95e/ht82k95a -- Usb Multimedia Keyboard Encoder 8-bit Mcu
• Manufacturer: Holtek Semiconductor Inc.

Note:
Timer/Event Counter
Two timer/event counters (TMR0, TMR1) are imple-
mented in the microcontroller. The Timer/Event Counter
0 contains an 8-bit programmable count-up counter and
the clock may comes from an external source or from
f
Rev. 2.00
SYS
PDC
PIPE_CTRL
AWR
PIPE
STALL
SIES
MISC
Endpt_EN
FIFO0
FIFO1
FIFO2
USC
USR
SCC
Bit No.
Bit No.
0~2, 5
0~2, 5
Register
/4.
3
4
6
7
3
4
6
7
* stands for warm reset
u stands for unchanged
x stands for unknown
Label
Label
TON
TON
TM0
TM1
TM0
TM1
TE
TE
(Power On)
1111 1111
0000 0110
0000 0000
0000 0000
0000 0110
0000 0000
0000 0111
11xx 0000
0000 0000
0000 0000
0x0x x000
xxxx xxxx
xxxx xxxx
xxxx xxxx
Reset
Unused bit, read as 0
To define the TMR0 active edge of Timer/Event Counter 0
(0=active on low to high; 1=active on high to low)
To enable/disable timer 0 counting (0=disabled; 1=enabled)
To define the operating mode
01=Event count mode (external clock)
10=Timer mode (internal clock)
11=Pulse width measurement mode
00=Unused
Unused bit, read as 0
To define the TMR1 active edge of Timer/Event Counter 1
(0=active on low to high; 1=active on high to low)
To enable/disable timer 1 counting (0=disabled; 1=enabled)
To define the operating mode
01=Event count mode (external clock)
10=Timer mode (internal clock)
11=Pulse width measurement mode
00=Unused
Operation)
1111 1111
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuxx uuuu
Time-out
(Normal
WDT
RES Reset
Operation)
1111 1111
0000 0110
0000 0000
0000 0000
0000 0110
0000 0000
0000 0111
uuuu uuuu
uuuu uuuu
uuuu uuuu
0000 0000
0000 0000
11xx 0000
0x0x x000
TMR0C (0EH) Register
TMR1C (11H) Register
(Normal
14
RES Reset
1111 1111
0000 0110
0000 0000
0000 0000
0000 0110
0000 0000
0000 0111
uuuu uuuu
uuuu uuuu
uuuu uuuu
0000 0000
0000 0000
0x0x x000
11xx 0000
The Timer/Event Counter 1 contains an 16-bit program-
mable count-up counter and the clock may come from
an external source or from the system clock divided by
4.
(HALT)
Function
Function
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuxx uuuu
Time-Out
(HALT)*
WDT
HT82K95E/HT82K95A
USB-Reset
1111 1111
0000 0110
0000 0000
0000 0000
0000 0110
0000 0000
0000 0111
0000 0000
0000 0000
0000 0000
uu00 0u00
u1uu 0000
0uu0 u000
0x0x x000
(Normal)
April 16, 2008
USB-Reset
1111 1111
0000 0110
0000 0000
0000 0000
0000 0110
0000 0000
0000 0111
0000 0000
0000 0000
0000 0000
uu00 0u00
u1uu 0000
0uu0 u000
0x0x x000
(HALT)