What's the equivalence of name type u1_t and u4_t

arjanvanb · January 28, 2019, 7:26am

matthijskooijman/arduino-lmic/blob/master/src/lmic/oslmic.h#L30-L39


// Target platform as C library
typedef uint8_t            bit_t;
typedef uint8_t            u1_t;
typedef int8_t             s1_t;
typedef uint16_t           u2_t;
typedef int16_t            s2_t;
typedef uint32_t           u4_t;
typedef int32_t            s4_t;
typedef unsigned int       uint;
typedef const char* str_t;