TS87C51RD2-VIL Atmel, TS87C51RD2-VIL Datasheet - Page 22
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TS87C51RD2-VIL
Manufacturer Part Number
TS87C51RD2-VIL
Description
IC MCU 8051 OTP 64K 5V 68PLCC
Manufacturer
Atmel
Series
87Cr
Specifications of TS87C51RD2-VIL
Core Processor
8051
Core Size
8-Bit
Speed
40/30MHz
Connectivity
UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
48
Program Memory Size
64KB (64K x 8)
Program Memory Type
OTP
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
68-PLCC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
TS80C51RA2/RD2
TS83C51RB2/RC2/RD2
TS87C51RB2/RC2/RD2
T2MOD - Timer 2 Mode Control Register (C9h)
Reset Value = XXXX XX00b
Not bit addressable
22
Bit Number
7
6
5
4
3
2
1
0
7
-
Mnemonic
DCEN
T2OE
Bit
-
-
-
-
-
-
6
-
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Timer 2 Output Enable bit
Down Counter Enable bit
The value read from this bit is indeterminate. Do not set this bit.
The value read from this bit is indeterminate. Do not set this bit.
The value read from this bit is indeterminate. Do not set this bit.
The value read from this bit is indeterminate. Do not set this bit.
The value read from this bit is indeterminate. Do not set this bit.
The value read from this bit is indeterminate. Do not set this bit.
Clear to program P1.0/T2 as clock input or I/O port.
Set to program P1.0/T2 as clock output.
Clear to disable timer 2 as up/down counter.
Set to enable timer 2 as up/down counter.
5
-
Table 7. T2MOD Register
4
-
3
-
Description
2
-
T2OE
Rev. C - 06 March, 2001
1
DCEN
0