Shanghai Belling-Systron Microelectronics Co., Ltd.
Address
TCR
TIF
1
0
$09
bit 7
TIF
bit 6
TIM
bit 5
bit 4
bit 3
PRER
bit 2
PRE2
bit 1
PRE1
bit 0
PRE0
Reset
01--0100
Timer Interrupt Flag
0
0
0
TIF
0
TIF
TIF
1
TIM
1
0
Timer Interrupt Mask
TIM
TIM
PRER
TIM
1
TIF
PREscaler Reset
PRER
1
0
TDR
PRE2:PRE0
PRE2:PRE0
3
PRE2
0
0
0
0
1
1
1
1
100
16
PRE1
0
0
1
1
0
0
1
1
PRE0
0
1
0
1
0
1
0
1
1
2
4
8
16
32
64
128
3.2.8
POPR
PB
Address
POPR
PBP
1
0
$0A
POPR
bit 7
bit 6
Port Option Register
bit 5
bit 4
bit 3
bit 2
PBP
bit 1
PB1
bit 0
PB0
Reset
------00
PB2:PB7 Pull-up
12Kohm
PB2:PB7
PB2:PB7