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martinandrovich/chksum_demo.c

Last active March 15, 2019 13:49
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Demo of CHECKSUM module
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chksum_demo.c
// chksum.h
// version 1.2.2
// WARNING!
// rewrite "0b0011'0101" to "0b00110101" when using C
// 4-bit checksum test
// input: 1011'1000'1110
// size: 3 nibbles (12 bits)
// output: 1000
uint16_t data_4bit = 0b1011'1000'1110;
uint8_t chks_4bit = chksum.gen_4bit(data_4bit, 3);
bool vali_4bit = chksum.val_4bit(data_4bit, 2, 0b1000);
// 8-bit checksum test
// input: 1010'1011 ; 1000'1110
// size: 2 bytes (16 bits)
// output: 0010'0101
uint8_t data_8bit[2] = { 0b1010'1011, 0b1000'1110 };
uint8_t chks_8bit = chksum.gen_8bit(data_8bit, 2);
bool vali_8bit = chksum.val_8bit(data_8bit, 2, 0b0010'0101);
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