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Merge branch 'feature/fix_input_reg_max_reg_count_v2' into 'main'

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modbus fix read input regs max number (backport v2)

See merge request idf/esp-modbus!95
This commit is contained in:
Alex Lisitsyn
2025-02-17 21:25:37 +08:00
parent 4b07c64437 548359fc09
commit c5f0de2db4
1 changed files with 1 additions and 1 deletions
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2
modbus/mb_objects/functions/mbfuncinput.c
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@@ -65,7 +65,7 @@ mb_exception_t mbs_fn_read_input_reg(mb_base_t *inst, uint8_t *frame_ptr, uint16
* return Modbus illegal data value exception.
*/
if ((reg_cnt >= 1)
&& (reg_cnt < MB_PDU_FUNC_READ_REGCNT_MAX)) {
&& (reg_cnt <= MB_PDU_FUNC_READ_REGCNT_MAX)) {
/* Set the current PDU data pointer to the beginning. */
frame_cur = &frame_ptr[MB_PDU_FUNC_OFF];
*len_buf = MB_PDU_FUNC_OFF;