W78IRD2 Datasheet, PDF (24/76 Pages) Winbond – 8-BIT MICROCONTROLLER

W78IRD2
BIT NAME
FUNCTION
7~2
- Reserved
1
T2OE Timer 2 Output Enable. This bit enables/disables the Timer 2 clock-out function.
0
DCEN
Down Count Enable: Setting DCEN to 1 allows T2EX pin to control the direction
that Timer 2 counts in 16-bit auto-reload mode.
Timer 2 Capture Low
Bit:
7
6
5
4
3
2
1
0
RCAP2L.7 RCAP2L.6 RCAP2L.5 RCAP2L.4 RCAP2L.3 RCAP2L.2 RCAP2L.1 RCAP2L.0
Mnemonic: RCAP2L Address: CAh
RCAP2L Timer 2 Capture LSB: In capture mode, RCAP2L is used to capture the TL2 value. In auto-
reload mode, RCAP2L is used as the LSB of the 16-bit reload value.
Timer 2 Capture High
Bit:
7
6
5
4
3
2
1
0
RCAP2H.7 RCAP2H.6 RCAP2H.5 RCAP2H.4 RCAP2H.3 RCAP2H.2 RCAP2H.1 RCAP2H.0
Mnemonic: RCAP2H Address: CBh
RCAP2H Timer 2 Capture HSB: In capture mode, RCAP2H is used to capture the TH2 value. In auto-
reload mode, RCAP2H is used as the MSB of the 16-bit reload value.
Timer 2 Register Low
Bit:
7
TL2.7
6
TL2.6
5
TLH2.5
4
TL2.4
3
TL2.3
2
TL2.2
1
TL2.1
0
TL2.0
Mnemonic: TL2
TL2 Timer 2 LSB
Address: CCh
Timer 2 Register High
Bit:
7
TH2.7
6
TH2.6
5
TH2.5
4
TH2.4
3
TH2.3
2
TH2.2
1
TH2.1
0
TH2.0
Mnemonic: TH2
TL2 Timer 2 MSB
Address: CDh
Program Status Word
Bit:
7
6
5
4
3
2
1
0
CY
AC
F0
RS1
RS0
OV
F1
P
Mnemonic: PSW
Address: D0h
- 24 -