finslib_program_area_read( sys, data, start_word, num_bytes );
Parameters
| Parameter | Type | Description |
|---|---|---|
sys |
struct fins_sys_tp * |
A pointer to a structure with the FINS context |
data |
unsigned char * |
Pointer to the buffer where the retrieved data must be stored |
start_word |
uint32_t |
Offset in the program area where reading data must begin |
num_bytes |
size_t * |
The amount of bytes to read and if the function returns successfully the actual amount of bytes read |
Return Value
| Type | Description |
|---|---|
int |
A return value from the list FINS_RETVAL_... indicating the result of the query |
Description
See Also
-
FINS_RETVAL...– Libfins function return code list finslib_memory_area_read_word();finslib_parameter_area_read_word();finslib_program_area_clear();finslib_program_area_write();