TS87C51RD2-MCM Atmel, TS87C51RD2-MCM Datasheet - Page 20
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TS87C51RD2-MCM
Manufacturer Part Number
TS87C51RD2-MCM
Description
IC MCU 8051 OTP 64K 5V 64VQFP
Manufacturer
Atmel
Series
87Cr
Specifications of TS87C51RD2-MCM
Core Processor
8051
Core Size
8-Bit
Speed
40/20MHz
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
0°C ~ 70°C
Package / Case
64-TQFP, 64-VQFP
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
It is possible to use timer 2 as a baud rate generator and a clock generator simultaneously. For this configuration,
the baud rates and clock frequencies are not independent since both functions use the values in the RCAP2H and
RCAP2L registers.
20
T2EX
T2
XTAL1
(:1 in X2 mode)
Figure 6. Clock-Out Mode C/T2 = 0
:2
T2CON reg
EXEN2
Q
Toggle
T2CON reg
TR2
D
T2CON reg
RCAP2L
EXF2
(8-bit)
(8-bit)
TL2
T2MOD reg
T2OE
RCAP2H
(8-bit)
(8-bit)
TH2
INTERRUPT
TIMER 2
OVERFLOW
Rev. C - 06 March, 2001