diff --git a/target/d12x/demo68-nand/pack/pbp_cfg.json b/target/d12x/demo68-nand/pack/pbp_cfg.json
index 4fc000c9..61a97aea 100644
--- a/target/d12x/demo68-nand/pack/pbp_cfg.json
+++ b/target/d12x/demo68-nand/pack/pbp_cfg.json
@@ -11,13 +11,13 @@
 				"xspi_ldo":   "0x17", //1.92V
 				"psram_cfg0": "0x03030303",
 				"psram_cfg1": "0x00400001",
-				"xspi_cs0_iocfg1": "0x06060606",
-				"xspi_cs0_iocfg2": "0x06060606",
-				"xspi_cs0_iocfg3": "0x36062636",
+				"xspi_cs0_iocfg1": "0x02020202",
+				"xspi_cs0_iocfg2": "0x02020202",
+				"xspi_cs0_iocfg3": "0x36060503",
 				"xspi_cs0_iocfg4": "0x26",
-				"xspi_cs1_iocfg1": "0x06060606",
-				"xspi_cs1_iocfg2": "0x06060606",
-				"xspi_cs1_iocfg3": "0x36062636",
+				"xspi_cs1_iocfg1": "0x02020202",
+				"xspi_cs1_iocfg2": "0x02020202",
+				"xspi_cs1_iocfg3": "0x36060503",
 				"xspi_cs1_iocfg4": "0x26",
 			},
 			"reset": {
@@ -31,7 +31,7 @@
 			},
 			"init": {
 				"proto0": "0xc0000002", //cmd: byte[0]=0xc0; dummy: byte[1]=0x00; addr: byte[2]=0x00; len: byte[3]=0x02;
-				"buf0":   "0x19000000",
+				"buf0":   "0x1a000000",
 				"proto1": "0xc0000402",
 				"buf1":   "0x80000000",
 				"proto2": "0xffffffff",
@@ -69,13 +69,13 @@
 				"xspi_ldo":   "0x17", //1.92V
 				"psram_cfg0": "0x03030303",
 				"psram_cfg1": "0x00400001",
-				"xspi_cs0_iocfg1": "0x06060606",
-				"xspi_cs0_iocfg2": "0x06060606",
-				"xspi_cs0_iocfg3": "0x36062636",
+				"xspi_cs0_iocfg1": "0x02020202",
+				"xspi_cs0_iocfg2": "0x02020202",
+				"xspi_cs0_iocfg3": "0x36060503",
 				"xspi_cs0_iocfg4": "0x26",
-				"xspi_cs1_iocfg1": "0x06060606",
-				"xspi_cs1_iocfg2": "0x06060606",
-				"xspi_cs1_iocfg3": "0x36062636",
+				"xspi_cs1_iocfg1": "0x02020202",
+				"xspi_cs1_iocfg2": "0x02020202",
+				"xspi_cs1_iocfg3": "0x36060503",
 				"xspi_cs1_iocfg4": "0x26",
 			},
 			"reset": {
@@ -89,7 +89,7 @@
 			},
 			"init": {
 				"proto0": "0xc0000002", //cmd: byte[0]=0xc0; dummy: byte[1]=0x00; addr: byte[2]=0x00; len: byte[3]=0x02;
-				"buf0":   "0x19000000",
+				"buf0":   "0x1a000000",
 				"proto1": "0xc0000402",
 				"buf1":   "0x80000000",
 				"proto2": "0xffffffff",
@@ -128,13 +128,13 @@
 				"xspi_ldo":   "0x17", //1.92V
 				"psram_cfg0": "0x03030304", //cmd_lines, addr_lines, data_lines, addr_width
 				"psram_cfg1": "0x02000001",
-				"xspi_cs0_iocfg1": "0x06060606",
-				"xspi_cs0_iocfg2": "0x06060606",
-				"xspi_cs0_iocfg3": "0x36062636",
+				"xspi_cs0_iocfg1": "0x02020202",
+				"xspi_cs0_iocfg2": "0x02020202",
+				"xspi_cs0_iocfg3": "0x36060405",
 				"xspi_cs0_iocfg4": "0x26",
-				"xspi_cs1_iocfg1": "0x06060606",
-				"xspi_cs1_iocfg2": "0x06060606",
-				"xspi_cs1_iocfg3": "0x36062636",
+				"xspi_cs1_iocfg1": "0x02020202",
+				"xspi_cs1_iocfg2": "0x02020202",
+				"xspi_cs1_iocfg3": "0x36060403",
 				"xspi_cs1_iocfg4": "0x26",
 			},
 			"reset": {
@@ -188,13 +188,13 @@
 				"xspi_ldo":   "0x17", //1.92V
 				"psram_cfg0": "0x03030304", //cmd_lines, addr_lines, data_lines, addr_width
 				"psram_cfg1": "0x02000001",
-				"xspi_cs0_iocfg1": "0x06060606",
-				"xspi_cs0_iocfg2": "0x06060606",
-				"xspi_cs0_iocfg3": "0x36062636",
+				"xspi_cs0_iocfg1": "0x02020202",
+				"xspi_cs0_iocfg2": "0x02020202",
+				"xspi_cs0_iocfg3": "0x36060405",
 				"xspi_cs0_iocfg4": "0x26",
-				"xspi_cs1_iocfg1": "0x06060606",
-				"xspi_cs1_iocfg2": "0x06060606",
-				"xspi_cs1_iocfg3": "0x36062636",
+				"xspi_cs1_iocfg1": "0x02020202",
+				"xspi_cs1_iocfg2": "0x02020202",
+				"xspi_cs1_iocfg3": "0x36060403",
 				"xspi_cs1_iocfg4": "0x26",
 			},
 			"reset": {