diff --git a/spiOverJtag/constr_xc7a_csg325_1v35.xdc b/spiOverJtag/constr_xc7a_csg325_1v35.xdc
new file mode 100644
index 0000000..dcde0d4
--- /dev/null
+++ b/spiOverJtag/constr_xc7a_csg325_1v35.xdc
@@ -0,0 +1,23 @@
+set_property BITSTREAM.GENERAL.COMPRESS TRUE [current_design]
+set_property BITSTREAM.CONFIG.CONFIGRATE 16 [current_design]
+
+set_property CONFIG_VOLTAGE 1.8 [current_design]
+set_property CFGBVS GND [current_design]
+
+set_property CONFIG_MODE SPIx4 [current_design]
+set_property BITSTREAM.CONFIG.SPI_32BIT_ADDR NO [current_design]
+set_property BITSTREAM.CONFIG.SPI_BUSWIDTH 4 [current_design]
+set_property BITSTREAM.CONFIG.M1PIN PULLNONE [current_design]
+set_property BITSTREAM.CONFIG.M2PIN PULLNONE [current_design]
+set_property BITSTREAM.CONFIG.M0PIN PULLNONE [current_design]
+
+set_property BITSTREAM.CONFIG.USR_ACCESS TIMESTAMP [current_design]
+set_property BITSTREAM.CONFIG.UNUSEDPIN PULLDOWN [current_design]
+set_property BITSTREAM.CONFIG.OVERTEMPPOWERDOWN ENABLE [current_design]
+
+set_property -dict {PACKAGE_PIN L15 IOSTANDARD SSTL135_R} [get_ports csn]
+set_property -dict {PACKAGE_PIN K16 IOSTANDARD SSTL135_R} [get_ports sdi_dq0]
+set_property -dict {PACKAGE_PIN L17 IOSTANDARD SSTL135_R} [get_ports sdo_dq1]
+set_property -dict {PACKAGE_PIN J15 IOSTANDARD SSTL135_R} [get_ports wpn_dq2]
+set_property -dict {PACKAGE_PIN J16 IOSTANDARD SSTL135_R} [get_ports hldn_dq3]
+
diff --git a/spiOverJtag/spiOverJtag_xc7a50tcsg325_1v35.bit.gz b/spiOverJtag/spiOverJtag_xc7a50tcsg325_1v35.bit.gz
new file mode 100644
index 0000000..fd31f15
Binary files /dev/null and b/spiOverJtag/spiOverJtag_xc7a50tcsg325_1v35.bit.gz differ
diff --git a/src/spiFlashdb.hpp b/src/spiFlashdb.hpp
index 9fc1f25..8a9636c 100644
--- a/src/spiFlashdb.hpp
+++ b/src/spiFlashdb.hpp
@@ -471,6 +471,22 @@ static std::map <uint32_t, flash_t> flash_list = {
 		.bp_offset = {(1 << 2), (1 << 3), (1 << 4), (1 << 5)},
 		.quad_register = STATR,
 		.quad_mask = (1 << 6),
+	}},	
+	{0xc22537, {
+		/* https://www.macronix.com/Lists/Datasheet/Attachments/8904/MX25U6432F,%201.8V,%2064Mb,%20v1.1.pdf */
+		.manufacturer = "Macronix",
+		.model = "MX25U6432F",
+		.nr_sector = 128,
+		.sector_erase = true,
+		.subsector_erase = true,
+		.has_extended = false,
+		.tb_otp = true,
+		.tb_offset = (1 << 3),
+		.tb_register = CONFR,
+		.bp_len = 4,
+		.bp_offset = {(1 << 2), (1 << 3), (1 << 4), (1 << 5)},
+		.quad_register = STATR,
+		.quad_mask = (1 << 6),
 	}},
 	{0xc22817, {
 		/* https://www.macronix.com/Lists/Datasheet/Attachments/8868/MX25R6435F,%20Wide%20Range,%2064Mb,%20v1.6.pdf */