p80c592ffa-00 NXP Semiconductors, p80c592ffa-00 Datasheet - Page 15

• Manufacturer Part Number: p80c592ffa-00
• Description: 8-bit Microcontroller With On-chip Can
• Manufacturer: NXP Semiconductors

1. User software should not write 1s to reserved bits. These bits may be used in future 8051 family products to invoke new features. In that
Philips Semiconductors
Table 3.
2002 Jan 15
80C51 8-bit microcontroller family
4K/8K/16K/32K Flash
case, the reset or inactive value of the new bit will be 0, and its active value will be 1. The value read from a reserved bit is indeterminate.
T2EX Pin
RCLK + TCLK
Symbol
—
T2OE
DCEN
T2 Pin
T2MOD Address = 0C9H
OSC
X
0
0
1
Timer 2 Operating Modes
Not Bit Addressable
Function
Not implemented, reserved for future use
Timer 2 Output Enable bit.
Down Count Enable bit. When set, this allows Timer 2 to be configured as an up/down counter.
12
Transition
Detector
—
7
C/T2 = 0
C/T2 = 1
CP/RL2
X
X
0
1
EXEN2
—
6
Figure 3. Timer 2 Mode (T2MOD) Control Register
Control
Figure 2. Timer 2 in Capture Mode
TR2
—
5
Control
Capture
1
.
—
TR2
4
1
1
1
0
15
RCAP2L
(8-bits)
TL2
—
3
16-bit Auto-reload
16-bit Capture
Baud rate generator
(off)
(8-bits)
RCAP2H
TH2
—
2
89C51/89C52/89C54/89C58
T2OE
1
EXF2
TF2
MODE
Reset Value = XXXX XX00B
DCEN
0
Product data
SU00066
SU01559
Interrupt
Timer 2