P87LPC760BDH,112 NXP Semiconductors, P87LPC760BDH,112 Datasheet - Page 47

• Manufacturer Part Number: P87LPC760BDH,112
• Description: IC 80C51 MCU 1K OTP 14-TSSOP
• Manufacturer: NXP Semiconductors
• Series: LPC700r

Specifications of P87LPC760BDH,112

• Program Memory Type: OTP
• Program Memory Size: 1KB (1K x 8)
• Package / Case: 14-TSSOP
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, UART/USART
• Peripherals: Brown-out Detect/Reset, LED, POR, WDT
• Number Of I /o: 12
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 6 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Processor Series: P87LPC7x
• Core: 80C51
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: I2C/UART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 12
• Number Of Timers: 2
• Operating Supply Voltage: 2.7 V to 6 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: OM10063 - PROGRAMMER LPC700 P76XLCPOM10050 - EMULATOR LPC700 PDS76X
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-1015-5; 935271146112; P87LPC760BDH

Philips Semiconductors
Security Bits
When neither of the security bits are programmed, the code in the
EPROM can be verified. When only security bit 1 is programmed, all
Table 11. EPROM Security Bits
2002 Mar 07
Low power, low price, low pin count (14 pin)
microcontroller with 1 kbyte OTP
UCFG2
SB2
1
1
0
0
BIT
UCFG2.7, 6
UCFG2.5–0
Address: FD01h
SB1
1
0
1
0
Both security bits unprogrammed. No program security features enabled. EPROM is programmable and verifiable.
Only security bit 1 programmed. Further EPROM programming is disabled. Security bit 2 may still be programmed.
Only security bit 2 programmed. This combination is not supported.
Both security bits programmed. All EPROM verification and programming are disabled.
SYMBOL
SB2, SB1
SB2
—
7
FUNCTION
EPROM security bits. See table entitled, “EPROM Security Bits” for details.
Reserved for future use.
Figure 40. EPROM System Configuration Byte 2 (UCFG2)
SB1
6
—
5
—
4
44
Protection Description
—
3
further programming of the EPROM is disabled. At that point, only
security bit 2 may still be programmed. When both security bits are
programmed, EPROM verify is also disabled.
—
2
—
1
—
0
Unprogrammed Value: FFh
P87LPC760
Preliminary data
SU01186