Playing with Arduino

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pgm_read_byte_near()

pgm_read_byte_near()

Abstract

The pgm_read_byte_near() is a macro that reads a byte of data stored in a specified address(PROGMEM area).

Source Code

The pgm_read_byte_near() is defined in hardware/tools/avr/avr/include/avr/pgmspace.h as below.

#define pgm_read_byte_near(address_short) __LPM((uint16_t)(address_short))

The input is address_short and the macro converts the address_short to uint16_t, then calls __LPM() macro.

Version

Arduino 1.0.5



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