TS87C51RB2-MCE Atmel, TS87C51RB2-MCE Datasheet - Page 42
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TS87C51RB2-MCE
Manufacturer Part Number
TS87C51RB2-MCE
Description
IC MCU 8BIT 16K OTP 40MHZ 44VQFP
Manufacturer
Atmel
Series
87Cr
Datasheets
1.TS87C51RB2-VIA.pdf
(3 pages)
2.TS87C51RB2-VIA.pdf
(86 pages)
3.TS87C51RB2-VIA.pdf
(74 pages)
Specifications of TS87C51RB2-MCE
Core Processor
8051
Core Size
8-Bit
Speed
40/20MHz
Connectivity
UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
32
Program Memory Size
16KB (16K x 8)
Program Memory Type
OTP
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
0°C ~ 70°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
TS80C51RA2/RD2
TS83C51RB2/RC2/RD2
TS87C51RB2/RC2/RD2
IP - Interrupt Priority Register (B8h)
Reset Value = X000 0000b
Bit addressable
42
Bit Number
7
6
5
4
3
2
1
0
7
-
Mnemonic
PPC
PT2
PT1
PX1
PT0
PX0
Bit
PS
-
PPC
6
Reserved
PCA interrupt priority bit
Timer 2 overflow interrupt Priority bit
Serial port Priority bit
Timer 1 overflow interrupt Priority bit
External interrupt 1 Priority bit
Timer 0 overflow interrupt Priority bit
External interrupt 0 Priority bit
The value read from this bit is indeterminate. Do not set this bit.
Refer to PPCH for priority level.
Refer to PT2H for priority level.
Refer to PSH for priority level.
Refer to PT1H for priority level.
Refer to PX1H for priority level.
Refer to PT0H for priority level.
Refer to PX0H for priority level.
PT2
5
Table 20. IP Register
PS
4
PT1
3
Description
PX1
2
Rev. C - 06 March, 2001
PT0
1
PX0
0