From 09076229c98c4d91e094c1afee1034c7d30aeee0 Mon Sep 17 00:00:00 2001
From: MX <10697207+xMasterX@users.noreply.github.com>
Date: Sat, 24 Jan 2026 17:59:10 +0300
Subject: [PATCH] NFC: Fix sending 32+ byte ISO 15693-3 commands

ofw pr 4333 by WillyJL
---
 targets/f7/furi_hal/furi_hal_nfc_iso15693.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/targets/f7/furi_hal/furi_hal_nfc_iso15693.c b/targets/f7/furi_hal/furi_hal_nfc_iso15693.c
index 028c60927..4c8639f08 100644
--- a/targets/f7/furi_hal/furi_hal_nfc_iso15693.c
+++ b/targets/f7/furi_hal/furi_hal_nfc_iso15693.c
@@ -8,6 +8,7 @@
 
 #define FURI_HAL_NFC_ISO15693_MAX_FRAME_SIZE         (1024U)
 #define FURI_HAL_NFC_ISO15693_POLLER_MAX_BUFFER_SIZE (64)
+#define FURI_HAL_NFC_ISO15693_BIT_LEN                (4)
 
 #define FURI_HAL_NFC_ISO15693_RESP_SOF_SIZE    (5)
 #define FURI_HAL_NFC_ISO15693_RESP_EOF_SIZE    (5)
@@ -34,9 +35,9 @@ typedef struct {
 
 typedef struct {
     // 4 bits per data bit on transmit
-    uint8_t fifo_buf[FURI_HAL_NFC_ISO15693_POLLER_MAX_BUFFER_SIZE * 4];
+    uint8_t fifo_buf[FURI_HAL_NFC_ISO15693_POLLER_MAX_BUFFER_SIZE * FURI_HAL_NFC_ISO15693_BIT_LEN];
     size_t fifo_buf_bits;
-    uint8_t frame_buf[FURI_HAL_NFC_ISO15693_POLLER_MAX_BUFFER_SIZE * 2];
+    uint8_t frame_buf[FURI_HAL_NFC_ISO15693_POLLER_MAX_BUFFER_SIZE * FURI_HAL_NFC_ISO15693_BIT_LEN];
     size_t frame_buf_bits;
 } FuriHalNfcIso15693Poller;