diff --git a/hardware.h b/hardware.h
index be96627..35e80b3 100644
--- a/hardware.h
+++ b/hardware.h
@@ -10,6 +10,8 @@
 #include "hw/esp32-utft-dac.h"
 #elif defined(ESP8266)
 #include "hw/esp8266-pwm.h"
+#elif defined(LM4F)
+#include "hw/lm4f-utft-sd.h"
 #endif
 
 bool hardware_reset();
diff --git a/hw/esp32-espi-dac.h b/hw/esp32-espi-dac.h
new file mode 100644
index 0000000..40884f4
--- /dev/null
+++ b/hw/esp32-espi-dac.h
@@ -0,0 +1,28 @@
+// TFT display...
+#define USE_ESPI
+//#define USER_SETUP_LOADED
+//#define ILI9163_DRIVER
+//#define TFT_CS		5
+//#define TFT_DC		2
+//#define TFT_MOSI	23
+//#define TFT_MISO	-1
+//#define TFT_SCLK	18
+//#define TFT_RST		-1
+//#define SPI_FREQUENCY	40000000
+//#define LOAD_GLCD
+
+// PS/2 keyboard
+#define KBD_DATA	34
+#define KBD_IRQ		35
+
+// SPI-RAM
+#undef SPIRAM_CS
+
+// "tape" storage...
+#undef SD_CS
+#define USE_SPIFFS
+
+// sound: dac and pwm
+#define DAC_SOUND	25
+#define PWM_SOUND	25
+#define PWM_DUTY	20	// 20/1024 -> volume
diff --git a/hw/esp32-utft-dac.h b/hw/esp32-utft-dac.h
index f3d5a75..2c6ea4f 100644
--- a/hw/esp32-utft-dac.h
+++ b/hw/esp32-utft-dac.h
@@ -1,7 +1,3 @@
-/*
- * esp32-utft-dac.h
- */
-
 // TFT display...
 #define USE_UTFT
 #undef TFT_BACKLIGHT
diff --git a/hw/esp8266-pwm.h b/hw/esp8266-pwm.h
index d23fcf7..6b1f8ae 100644
--- a/hw/esp8266-pwm.h
+++ b/hw/esp8266-pwm.h
@@ -1,8 +1,6 @@
-/*
- * esp8266-pwm.h
- */
-
+// TFT display...
 #define USE_ESPI
+//must define these in Makefile (or platformio)
 //#define USER_SETUP_LOADED
 //#define ILI9163_DRIVER
 //#define TFT_CS		5
diff --git a/hw/lm4f-utft-sd.h b/hw/lm4f-utft-sd.h
new file mode 100644
index 0000000..da34925
--- /dev/null
+++ b/hw/lm4f-utft-sd.h
@@ -0,0 +1,25 @@
+// TFT display...
+// NOTE: edit memorysaver.h to select the correct chip for your display!
+// Daniel Rebollo's boosterpack
+#define TFT_BACKLIGHT	PD_6
+#define TFT_MODEL	SSD1289
+#define TFT_RS		PC_6
+#define TFT_WR		PC_5
+#define TFT_CS		PC_7
+#define TFT_RST		PC_4
+
+// PS/2 keyboard
+#define KBD_DATA	PE_4
+#define KBD_IRQ		PE_5
+
+// SPI-RAM
+#define SPIRAM_CS       PE_0
+#define SPIRAM_SPI      1
+#define SPIRAM_DEV      SPI_for_SD
+#define SPIRAM_SIZE	65536
+
+// "tape" storage...
+#define SD_CS		PF_3
+#define SD_SPI		1
+
+#define SPI_CS		PF_3