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fix read input regs max number

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aleks
2025-01-07 12:31:42 +01:00
parent 3117942fe3
commit 548359fc09
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. * return Modbus illegal data value exception.
*/ */
if ((reg_cnt >= 1) 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. */ /* Set the current PDU data pointer to the beginning. */
frame_cur = &frame_ptr[MB_PDU_FUNC_OFF]; frame_cur = &frame_ptr[MB_PDU_FUNC_OFF];
*len_buf = MB_PDU_FUNC_OFF; *len_buf = MB_PDU_FUNC_OFF;