LPC2148 is the microcontroller developed by NXP. The following are the characteristics of the LPC2148 microcontroller:
• It is based on a 16-bit / 32-bit ARM7TDMI-S CPU.
• Different versions are compatible to know. LPC2141 / 42/44/46/48.
• Supports internal RAM and ROM as mentioned in the table.
• Supports PWM (six outputs).
• Supports timers / 32-bit counters
• Low power RTC with independent power supply with 32 KHz clock
• one or two ADCs and 1 DAC of 10 bits in size.
• Power saving modes (eg IDLE, Power Down).
• Supports two UARTs, two I2C fast, SPI / SSP with buffer and variable data length.
8051 Microcontroller
8051 is the microcontroller developed by Intel. The following are the features of the 8051 Microcontroller:
• Holds 8-bit CPU.
• 4 KBytes ROM used for storing code or program
• 128 Byte RAM for storing data or variables used in the program
• 32 input / output lines with 4 ports (8 lines per port)
• 2 timers used to enter delay and to configure the baud rate for data communication.
• 1 serial port with a TxD line and an RxD line used for serial communication with external devices.
• 6 interrupt sources
• The clock oscillator circuit operates at a frequency of 12MHz.