diff --git a/CMakeLists.txt b/CMakeLists.txt
index b7c2434..e95de98 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -43,7 +43,7 @@ target_link_libraries(ledtest pico_stdlib hardware_pio)
 pico_add_extra_outputs(ledtest)
 
 add_executable(lcdtest
-  src/lcdtest.c src/lcdbus.c src/lcd_ui.c
+  src/lcdtest.c src/lcdbus.c src/lcd_ui.c src/ui_radio.c
 )
 
 pico_generate_pio_header(lcdtest ${CMAKE_CURRENT_LIST_DIR}/src/lcdbus.pio)
diff --git a/src/8x12_horizontal_MSB_1.h b/src/8x12_horizontal_MSB_1.h
new file mode 100644
index 0000000..6697bb2
--- /dev/null
+++ b/src/8x12_horizontal_MSB_1.h
@@ -0,0 +1,258 @@
+const char Font8x12[256][12]={
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x00
+{0x00,0x7E,0xC3,0x81,0xA5,0x81,0xBD,0x99,0xC3,0x7E,0x00,0x00},	// 0x01
+{0x00,0x7E,0xFF,0xFF,0xDB,0xFF,0xC3,0xE7,0xFF,0x7E,0x00,0x00},	// 0x02
+{0x00,0x00,0x44,0xEE,0xFE,0xFE,0xFE,0x7C,0x38,0x10,0x00,0x00},	// 0x03
+{0x00,0x10,0x38,0x7C,0xFE,0xFE,0x7C,0x38,0x10,0x00,0x00,0x00},	// 0x04
+{0x00,0x18,0x3C,0x3C,0xFF,0xE7,0xE7,0x18,0x18,0x7E,0x00,0x00},	// 0x05
+{0x00,0x18,0x3C,0x7E,0xFF,0xFF,0x7E,0x18,0x18,0x7E,0x00,0x00},	// 0x06
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x07
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x08
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x09
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x0A
+{0x00,0x3E,0x0E,0x3A,0x72,0xF8,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0x0B
+{0x00,0x3C,0x66,0x66,0x66,0x3C,0x18,0x7E,0x18,0x18,0x00,0x00},	// 0x0C
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x0D
+{0x00,0x7F,0x63,0x7F,0x63,0x63,0x63,0x67,0xE7,0xE6,0xC0,0x00},	// 0x0E
+{0x00,0x00,0x18,0xDB,0x7E,0xE7,0xE7,0x7E,0xDB,0x18,0x00,0x00},	// 0x0F
+{0x00,0x80,0xC0,0xE0,0xF8,0xFE,0xF8,0xE0,0xC0,0x80,0x00,0x00},	// 0x10
+{0x00,0x02,0x06,0x0E,0x3E,0xFE,0x3E,0x0E,0x06,0x02,0x00,0x00},	// 0x11
+{0x00,0x18,0x3C,0x7E,0x18,0x18,0x18,0x7E,0x3C,0x18,0x00,0x00},	// 0x12
+{0x00,0x66,0x66,0x66,0x66,0x66,0x00,0x00,0x66,0x66,0x00,0x00},	// 0x13
+{0x00,0x7F,0xDB,0xDB,0xDB,0x7B,0x1B,0x1B,0x1B,0x1B,0x00,0x00},	// 0x14
+{0x00,0x7E,0x63,0x30,0x3C,0x66,0x66,0x3C,0x0C,0xC6,0x7E,0x00},	// 0x15
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0xFE,0xFE,0x00,0x00},	// 0x16
+{0x00,0x18,0x3C,0x7E,0x18,0x18,0x18,0x7E,0x3C,0x18,0x7E,0x00},	// 0x17
+{0x00,0x18,0x3C,0x7E,0x18,0x18,0x18,0x18,0x18,0x18,0x00,0x00},	// 0x18
+{0x00,0x18,0x18,0x18,0x18,0x18,0x18,0x7E,0x3C,0x18,0x00,0x00},	// 0x19
+{0x00,0x00,0x00,0x18,0x0C,0xFE,0x0C,0x18,0x00,0x00,0x00,0x00},	// 0x1A
+{0x00,0x00,0x00,0x30,0x60,0xFE,0x60,0x30,0x00,0x00,0x00,0x00},	// 0x1B
+{0x00,0x00,0x00,0x00,0xC0,0xC0,0xC0,0xFE,0x00,0x00,0x00,0x00},	// 0x1C
+{0x00,0x00,0x00,0x24,0x66,0xFF,0x66,0x24,0x00,0x00,0x00,0x00},	// 0x1D
+{0x00,0x00,0x10,0x10,0x38,0x38,0x7C,0x7C,0xFE,0xFE,0x00,0x00},	// 0x1E
+{0x00,0x00,0xFE,0xFE,0x7C,0x7C,0x38,0x38,0x10,0x10,0x00,0x00},	// 0x1F
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x20
+{0x00,0x30,0x78,0x78,0x78,0x30,0x30,0x00,0x30,0x30,0x00,0x00},	// 0x21
+{0x00,0x66,0x66,0x66,0x24,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x22
+{0x00,0x6C,0x6C,0xFE,0x6C,0x6C,0x6C,0xFE,0x6C,0x6C,0x00,0x00},	// 0x23
+{0x30,0x30,0x7C,0xC0,0xC0,0x78,0x0C,0x0C,0xF8,0x30,0x30,0x00},	// 0x24
+{0x00,0x00,0x00,0xC4,0xCC,0x18,0x30,0x60,0xCC,0x8C,0x00,0x00},	// 0x25
+{0x00,0x70,0xD8,0xD8,0x70,0xFA,0xDE,0xCC,0xDC,0x76,0x00,0x00},	// 0x26
+{0x00,0x30,0x30,0x30,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x27
+{0x00,0x0C,0x18,0x30,0x60,0x60,0x60,0x30,0x18,0x0C,0x00,0x00},	// 0x28
+{0x00,0x60,0x30,0x18,0x0C,0x0C,0x0C,0x18,0x30,0x60,0x00,0x00},	// 0x29
+{0x00,0x00,0x00,0x66,0x3C,0xFF,0x3C,0x66,0x00,0x00,0x00,0x00},	// 0x2A
+{0x00,0x00,0x00,0x18,0x18,0x7E,0x18,0x18,0x00,0x00,0x00,0x00},	// 0x2B
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x38,0x38,0x60,0x00},	// 0x2C
+{0x00,0x00,0x00,0x00,0x00,0xFE,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x2D
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x38,0x38,0x00,0x00},	// 0x2E
+{0x00,0x00,0x02,0x06,0x0C,0x18,0x30,0x60,0xC0,0x80,0x00,0x00},	// 0x2F
+{0x00,0x7C,0xC6,0xCE,0xDE,0xD6,0xF6,0xE6,0xC6,0x7C,0x00,0x00},	// 0x30
+{0x00,0x10,0x30,0xF0,0x30,0x30,0x30,0x30,0x30,0xFC,0x00,0x00},	// 0x31
+{0x00,0x78,0xCC,0xCC,0x0C,0x18,0x30,0x60,0xCC,0xFC,0x00,0x00},	// 0x32
+{0x00,0x78,0xCC,0x0C,0x0C,0x38,0x0C,0x0C,0xCC,0x78,0x00,0x00},	// 0x33
+{0x00,0x0C,0x1C,0x3C,0x6C,0xCC,0xFE,0x0C,0x0C,0x1E,0x00,0x00},	// 0x34
+{0x00,0xFC,0xC0,0xC0,0xC0,0xF8,0x0C,0x0C,0xCC,0x78,0x00,0x00},	// 0x35
+{0x00,0x38,0x60,0xC0,0xC0,0xF8,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0x36
+{0x00,0xFE,0xC6,0xC6,0x06,0x0C,0x18,0x30,0x30,0x30,0x00,0x00},	// 0x37
+{0x00,0x78,0xCC,0xCC,0xCC,0x78,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0x38
+{0x00,0x78,0xCC,0xCC,0xCC,0x7C,0x18,0x18,0x30,0x70,0x00,0x00},	// 0x39
+{0x00,0x00,0x00,0x38,0x38,0x00,0x00,0x38,0x38,0x00,0x00,0x00},	// 0x3A
+{0x00,0x00,0x00,0x38,0x38,0x00,0x00,0x38,0x38,0x18,0x30,0x00},	// 0x3B
+{0x00,0x0C,0x18,0x30,0x60,0xC0,0x60,0x30,0x18,0x0C,0x00,0x00},	// 0x3C
+{0x00,0x00,0x00,0x00,0x7E,0x00,0x7E,0x00,0x00,0x00,0x00,0x00},	// 0x3D
+{0x00,0x60,0x30,0x18,0x0C,0x06,0x0C,0x18,0x30,0x60,0x00,0x00},	// 0x3E
+{0x00,0x78,0xCC,0x0C,0x18,0x30,0x30,0x00,0x30,0x30,0x00,0x00},	// 0x3F
+{0x00,0x7C,0xC6,0xC6,0xDE,0xDE,0xDE,0xC0,0xC0,0x7C,0x00,0x00},	// 0x40
+{0x00,0x30,0x78,0xCC,0xCC,0xCC,0xFC,0xCC,0xCC,0xCC,0x00,0x00},	// 0x41
+{0x00,0xFC,0x66,0x66,0x66,0x7C,0x66,0x66,0x66,0xFC,0x00,0x00},	// 0x42
+{0x00,0x3C,0x66,0xC6,0xC0,0xC0,0xC0,0xC6,0x66,0x3C,0x00,0x00},	// 0x43
+{0x00,0xF8,0x6C,0x66,0x66,0x66,0x66,0x66,0x6C,0xF8,0x00,0x00},	// 0x44
+{0x00,0xFE,0x62,0x60,0x64,0x7C,0x64,0x60,0x62,0xFE,0x00,0x00},	// 0x45
+{0x00,0xFE,0x66,0x62,0x64,0x7C,0x64,0x60,0x60,0xF0,0x00,0x00},	// 0x46
+{0x00,0x3C,0x66,0xC6,0xC0,0xC0,0xCE,0xC6,0x66,0x3E,0x00,0x00},	// 0x47
+{0x00,0xCC,0xCC,0xCC,0xCC,0xFC,0xCC,0xCC,0xCC,0xCC,0x00,0x00},	// 0x48
+{0x00,0x78,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x78,0x00,0x00},	// 0x49
+{0x00,0x1E,0x0C,0x0C,0x0C,0x0C,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0x4A
+{0x00,0xE6,0x66,0x6C,0x6C,0x78,0x6C,0x6C,0x66,0xE6,0x00,0x00},	// 0x4B
+{0x00,0xF0,0x60,0x60,0x60,0x60,0x62,0x66,0x66,0xFE,0x00,0x00},	// 0x4C
+{0x00,0xC6,0xEE,0xFE,0xFE,0xD6,0xC6,0xC6,0xC6,0xC6,0x00,0x00},	// 0x4D
+{0x00,0xC6,0xC6,0xE6,0xF6,0xFE,0xDE,0xCE,0xC6,0xC6,0x00,0x00},	// 0x4E
+{0x00,0x38,0x6C,0xC6,0xC6,0xC6,0xC6,0xC6,0x6C,0x38,0x00,0x00},	// 0x4F
+{0x00,0xFC,0x66,0x66,0x66,0x7C,0x60,0x60,0x60,0xF0,0x00,0x00},	// 0x50
+{0x00,0x38,0x6C,0xC6,0xC6,0xC6,0xCE,0xDE,0x7C,0x0C,0x1E,0x00},	// 0x51
+{0x00,0xFC,0x66,0x66,0x66,0x7C,0x6C,0x66,0x66,0xE6,0x00,0x00},	// 0x52
+{0x00,0x78,0xCC,0xCC,0xC0,0x70,0x18,0xCC,0xCC,0x78,0x00,0x00},	// 0x53
+{0x00,0xFC,0xB4,0x30,0x30,0x30,0x30,0x30,0x30,0x78,0x00,0x00},	// 0x54
+{0x00,0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0x55
+{0x00,0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x30,0x00,0x00},	// 0x56
+{0x00,0xC6,0xC6,0xC6,0xC6,0xD6,0xD6,0x6C,0x6C,0x6C,0x00,0x00},	// 0x57
+{0x00,0xCC,0xCC,0xCC,0x78,0x30,0x78,0xCC,0xCC,0xCC,0x00,0x00},	// 0x58
+{0x00,0xCC,0xCC,0xCC,0xCC,0x78,0x30,0x30,0x30,0x78,0x00,0x00},	// 0x59
+{0x00,0xFE,0xCE,0x98,0x18,0x30,0x60,0x62,0xC6,0xFE,0x00,0x00},	// 0x5A
+{0x00,0x3C,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x3C,0x00,0x00},	// 0x5B
+{0x00,0x00,0x80,0xC0,0x60,0x30,0x18,0x0C,0x06,0x02,0x00,0x00},	// 0x5C
+{0x00,0x3C,0x0C,0x0C,0x0C,0x0C,0x0C,0x0C,0x0C,0x3C,0x00,0x00},	// 0x5D
+{0x10,0x38,0x6C,0xC6,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x5E
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x00},	// 0x5F
+{0x30,0x30,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x60
+{0x00,0x00,0x00,0x00,0x78,0x0C,0x7C,0xCC,0xCC,0x76,0x00,0x00},	// 0x61
+{0x00,0xE0,0x60,0x60,0x7C,0x66,0x66,0x66,0x66,0xDC,0x00,0x00},	// 0x62
+{0x00,0x00,0x00,0x00,0x78,0xCC,0xC0,0xC0,0xCC,0x78,0x00,0x00},	// 0x63
+{0x00,0x1C,0x0C,0x0C,0x7C,0xCC,0xCC,0xCC,0xCC,0x76,0x00,0x00},	// 0x64
+{0x00,0x00,0x00,0x00,0x78,0xCC,0xFC,0xC0,0xCC,0x78,0x00,0x00},	// 0x65
+{0x00,0x38,0x6C,0x60,0x60,0xF8,0x60,0x60,0x60,0xF0,0x00,0x00},	// 0x66
+{0x00,0x00,0x00,0x00,0x76,0xCC,0xCC,0xCC,0x7C,0x0C,0xCC,0x78},	// 0x67
+{0x00,0xE0,0x60,0x60,0x6C,0x76,0x66,0x66,0x66,0xE6,0x00,0x00},	// 0x68
+{0x00,0x18,0x18,0x00,0x78,0x18,0x18,0x18,0x18,0x7E,0x00,0x00},	// 0x69
+{0x00,0x0C,0x0C,0x00,0x3C,0x0C,0x0C,0x0C,0x0C,0xCC,0xCC,0x78},	// 0x6A
+{0x00,0xE0,0x60,0x60,0x66,0x6C,0x78,0x6C,0x66,0xE6,0x00,0x00},	// 0x6B
+{0x00,0x78,0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x7E,0x00,0x00},	// 0x6C
+{0x00,0x00,0x00,0x00,0xFC,0xD6,0xD6,0xD6,0xD6,0xC6,0x00,0x00},	// 0x6D
+{0x00,0x00,0x00,0x00,0xF8,0xCC,0xCC,0xCC,0xCC,0xCC,0x00,0x00},	// 0x6E
+{0x00,0x00,0x00,0x00,0x78,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0x6F
+{0x00,0x00,0x00,0x00,0xDC,0x66,0x66,0x66,0x66,0x7C,0x60,0xF0},	// 0x70
+{0x00,0x00,0x00,0x00,0x76,0xCC,0xCC,0xCC,0xCC,0x7C,0x0C,0x1E},	// 0x71
+{0x00,0x00,0x00,0x00,0xEC,0x6E,0x76,0x60,0x60,0xF0,0x00,0x00},	// 0x72
+{0x00,0x00,0x00,0x00,0x78,0xCC,0x60,0x18,0xCC,0x78,0x00,0x00},	// 0x73
+{0x00,0x00,0x20,0x60,0xFC,0x60,0x60,0x60,0x6C,0x38,0x00,0x00},	// 0x74
+{0x00,0x00,0x00,0x00,0xCC,0xCC,0xCC,0xCC,0xCC,0x76,0x00,0x00},	// 0x75
+{0x00,0x00,0x00,0x00,0xCC,0xCC,0xCC,0xCC,0x78,0x30,0x00,0x00},	// 0x76
+{0x00,0x00,0x00,0x00,0xC6,0xC6,0xD6,0xD6,0x6C,0x6C,0x00,0x00},	// 0x77
+{0x00,0x00,0x00,0x00,0xC6,0x6C,0x38,0x38,0x6C,0xC6,0x00,0x00},	// 0x78
+{0x00,0x00,0x00,0x00,0x66,0x66,0x66,0x66,0x3C,0x0C,0x18,0xF0},	// 0x79
+{0x00,0x00,0x00,0x00,0xFC,0x8C,0x18,0x60,0xC4,0xFC,0x00,0x00},	// 0x7A
+{0x00,0x1C,0x30,0x30,0x60,0xC0,0x60,0x30,0x30,0x1C,0x00,0x00},	// 0x7B
+{0x00,0x18,0x18,0x18,0x18,0x00,0x18,0x18,0x18,0x18,0x00,0x00},	// 0x7C
+{0x00,0xE0,0x30,0x30,0x18,0x0C,0x18,0x30,0x30,0xE0,0x00,0x00},	// 0x7D
+{0x00,0x73,0xDA,0xCE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0x7E
+{0x00,0x00,0x00,0x10,0x38,0x6C,0xC6,0xC6,0xFE,0x00,0x00,0x00},	// 0x7F
+{0x00,0x78,0xCC,0xCC,0xC0,0xC0,0xC0,0xCC,0xCC,0x78,0x30,0x60},	// 0x80
+{0x00,0xCC,0xCC,0x00,0xCC,0xCC,0xCC,0xCC,0xCC,0x76,0x00,0x00},	// 0x81
+{0x0C,0x18,0x30,0x00,0x78,0xCC,0xFC,0xC0,0xCC,0x78,0x00,0x00},	// 0x82
+{0x30,0x78,0xCC,0x00,0x78,0x0C,0x7C,0xCC,0xCC,0x76,0x00,0x00},	// 0x83
+{0x00,0xCC,0xCC,0x00,0x78,0x0C,0x7C,0xCC,0xCC,0x76,0x00,0x00},	// 0x84
+{0xC0,0x60,0x30,0x00,0x78,0x0C,0x7C,0xCC,0xCC,0x76,0x00,0x00},	// 0x85
+{0x38,0x6C,0x6C,0x38,0xF8,0x0C,0x7C,0xCC,0xCC,0x76,0x00,0x00},	// 0x86
+{0x00,0x00,0x00,0x00,0x78,0xCC,0xC0,0xC0,0xCC,0x78,0x30,0x60},	// 0x87
+{0x30,0x78,0xCC,0x00,0x78,0xCC,0xFC,0xC0,0xC0,0x7C,0x00,0x00},	// 0x88
+{0x00,0xCC,0xCC,0x00,0x78,0xCC,0xFC,0xC0,0xC0,0x7C,0x00,0x00},	// 0x89
+{0xC0,0x60,0x30,0x00,0x78,0xCC,0xFC,0xC0,0xC0,0x7C,0x00,0x00},	// 0x8A
+{0x00,0x6C,0x6C,0x00,0x78,0x18,0x18,0x18,0x18,0x7E,0x00,0x00},	// 0x8B
+{0x10,0x38,0x6C,0x00,0x78,0x18,0x18,0x18,0x18,0x7E,0x00,0x00},	// 0x8C
+{0x60,0x30,0x18,0x00,0x78,0x18,0x18,0x18,0x18,0x7E,0x00,0x00},	// 0x8D
+{0x00,0xCC,0x00,0x30,0x78,0xCC,0xCC,0xFC,0xCC,0xCC,0x00,0x00},	// 0x8E
+{0x78,0xCC,0xCC,0x78,0x78,0xCC,0xCC,0xFC,0xCC,0xCC,0x00,0x00},	// 0x8F
+{0x0C,0x18,0x00,0xFC,0xC4,0xC0,0xF8,0xC0,0xC4,0xFC,0x00,0x00},	// 0x90
+{0x00,0x00,0x00,0x00,0xFE,0x1B,0x7F,0xD8,0xD8,0xEF,0x00,0x00},	// 0x91
+{0x00,0x3E,0x78,0xD8,0xD8,0xFE,0xD8,0xD8,0xD8,0xDE,0x00,0x00},	// 0x92
+{0x30,0x78,0xCC,0x00,0x78,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0x93
+{0x00,0xCC,0xCC,0x00,0x78,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0x94
+{0xC0,0x60,0x30,0x00,0x78,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0x95
+{0x30,0x78,0xCC,0x00,0xCC,0xCC,0xCC,0xCC,0xCC,0x76,0x00,0x00},	// 0x96
+{0xC0,0x60,0x30,0x00,0xCC,0xCC,0xCC,0xCC,0xCC,0x76,0x00,0x00},	// 0x97
+{0x00,0x66,0x66,0x00,0x66,0x66,0x66,0x66,0x3C,0x0C,0x18,0xF0},	// 0x98
+{0x00,0xCC,0x00,0x78,0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0x99
+{0xCC,0x00,0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0x9A
+{0x00,0x00,0x00,0x00,0x78,0xCC,0xDC,0xEC,0xCC,0x78,0x00,0x00},	// 0x9B
+{0x3C,0x66,0x60,0x60,0x60,0xFC,0x60,0x60,0xC0,0xFE,0x00,0x00},	// 0x9C
+{0x00,0x3A,0x6C,0xCE,0xD6,0xD6,0xD6,0xE6,0x6C,0xB8,0x00,0x00},	// 0x9D
+{0x00,0x00,0x00,0x00,0x00,0xC6,0x6C,0x38,0x6C,0xC6,0x00,0x00},	// 0x9E
+{0x0E,0x1B,0x18,0x18,0x7E,0x18,0x18,0x18,0xD8,0x70,0x00,0x00},	// 0x9F
+{0x0C,0x18,0x30,0x00,0x78,0x0C,0x7C,0xCC,0xCC,0x76,0x00,0x00},	// 0xA0
+{0x0C,0x18,0x30,0x00,0x78,0x18,0x18,0x18,0x18,0x7E,0x00,0x00},	// 0xA1
+{0x0C,0x18,0x30,0x00,0x78,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0xA2
+{0x0C,0x18,0x30,0x00,0xCC,0xCC,0xCC,0xCC,0xCC,0x76,0x00,0x00},	// 0xA3
+{0x00,0x76,0xDC,0x00,0xF8,0xCC,0xCC,0xCC,0xCC,0xCC,0x00,0x00},	// 0xA4
+{0x76,0xDC,0x00,0xC6,0xE6,0xF6,0xDE,0xCE,0xC6,0xC6,0x00,0x00},	// 0xA5
+{0x00,0x78,0xCC,0xCC,0x7E,0x00,0xFE,0x00,0x00,0x00,0x00,0x00},	// 0xA6
+{0x00,0x78,0xCC,0xCC,0x78,0x00,0xFE,0x00,0x00,0x00,0x00,0x00},	// 0xA7
+{0x00,0x30,0x30,0x00,0x30,0x60,0xC0,0xC0,0xCC,0x78,0x00,0x00},	// 0xA8
+{0x00,0x38,0x44,0xBA,0xAA,0xBA,0xB2,0xAA,0x44,0x38,0x00,0x00},	// 0xA9
+{0x00,0x00,0x00,0x00,0x00,0xFC,0x0C,0x0C,0x0C,0x00,0x00,0x00},	// 0xAA
+{0x00,0x62,0xE6,0x6C,0x78,0x30,0x6E,0xC3,0x86,0x0C,0x1F,0x00},	// 0xAB
+{0x00,0x63,0xE6,0x6C,0x78,0x37,0x6F,0xDB,0xB3,0x3F,0x03,0x00},	// 0xAC
+{0x00,0x30,0x30,0x00,0x30,0x30,0x78,0x78,0x78,0x30,0x00,0x00},	// 0xAD
+{0x00,0x00,0x00,0x00,0x33,0x66,0xCC,0xCC,0x66,0x33,0x00,0x00},	// 0xAE
+{0x00,0x00,0x00,0x00,0xCC,0x66,0x33,0x33,0x66,0xCC,0x00,0x00},	// 0xAF
+{0x24,0x92,0x49,0x24,0x92,0x49,0x24,0x92,0x49,0x24,0x92,0x49},	// 0xB0
+{0x55,0xAA,0x55,0xAA,0x55,0xAA,0x55,0xAA,0x55,0xAA,0x55,0xAA},	// 0xB1
+{0x6D,0xDB,0xB6,0x6D,0xDB,0xB6,0x6D,0xDB,0xB6,0x6D,0xDB,0xB6},	// 0xB2
+{0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x18},	// 0xB3
+{0x18,0x18,0x18,0x18,0x18,0xF8,0x18,0x18,0x18,0x18,0x18,0x18},	// 0xB4
+{0x0C,0x18,0x00,0x30,0x78,0xCC,0xCC,0xFC,0xCC,0xCC,0x00,0x00},	// 0xB5
+{0x78,0xCC,0x00,0x30,0x78,0xCC,0xCC,0xFC,0xCC,0xCC,0x00,0x00},	// 0xB6
+{0x60,0x30,0x00,0x30,0x78,0xCC,0xCC,0xFC,0xCC,0xCC,0x00,0x00},	// 0xB7
+{0x00,0x38,0x44,0xBA,0xA2,0xA2,0xA2,0xBA,0x44,0x38,0x00,0x00},	// 0xB8
+{0x66,0x66,0x66,0x66,0xE6,0x06,0x06,0xE6,0x66,0x66,0x66,0x66},	// 0xB9
+{0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x66},	// 0xBA
+{0x00,0x00,0x00,0x00,0xFE,0x06,0x06,0xE6,0x66,0x66,0x66,0x66},	// 0xBB
+{0x66,0x66,0x66,0x66,0xE6,0x06,0x06,0xFE,0x00,0x00,0x00,0x00},	// 0xBC
+{0x00,0x30,0x30,0x78,0xCC,0xC0,0xC0,0xCC,0x78,0x30,0x30,0x00},	// 0xBD
+{0xCC,0xCC,0xCC,0xCC,0x78,0xFC,0x30,0xFC,0x30,0x30,0x00,0x00},	// 0xBE
+{0x00,0x00,0x00,0x00,0x00,0xF8,0x18,0x18,0x18,0x18,0x18,0x18},	// 0xBF
+{0x18,0x18,0x18,0x18,0x18,0x1F,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xC0
+{0x18,0x18,0x18,0x18,0x18,0xFF,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xC1
+{0x00,0x00,0x00,0x00,0x00,0xFF,0x18,0x18,0x18,0x18,0x18,0x18},	// 0xC2
+{0x18,0x18,0x18,0x18,0x18,0x1F,0x18,0x18,0x18,0x18,0x18,0x18},	// 0xC3
+{0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xC4
+{0x18,0x18,0x18,0x18,0x18,0xFF,0x18,0x18,0x18,0x18,0x18,0x18},	// 0xC5
+{0x00,0x76,0xDC,0x00,0x78,0x0C,0x7C,0xCC,0xCC,0x76,0x00,0x00},	// 0xC6
+{0x76,0xDC,0x00,0x30,0x78,0xCC,0xCC,0xFC,0xCC,0xCC,0x00,0x00},	// 0xC7
+{0x66,0x66,0x66,0x66,0x67,0x60,0x60,0x7F,0x00,0x00,0x00,0x00},	// 0xC8
+{0x00,0x00,0x00,0x00,0x7F,0x60,0x60,0x67,0x66,0x66,0x66,0x66},	// 0xC9
+{0x66,0x66,0x66,0x66,0xE7,0x00,0x00,0xFF,0x00,0x00,0x00,0x00},	// 0xCA
+{0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0xE7,0x66,0x66,0x66,0x66},	// 0xCB
+{0x66,0x66,0x66,0x66,0x67,0x60,0x60,0x67,0x66,0x66,0x66,0x66},	// 0xCC
+{0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0xFF,0x00,0x00,0x00,0x00},	// 0xCD
+{0x66,0x66,0x66,0x66,0xE7,0x00,0x00,0xE7,0x66,0x66,0x66,0x66},	// 0xCE
+{0x00,0x00,0x00,0x00,0x00,0xC6,0x7C,0x6C,0x7C,0xC6,0x00,0x00},	// 0xCF
+{0xCC,0x30,0xD8,0x0C,0x06,0x7E,0xC6,0xC6,0xC6,0x7C,0x00,0x00},	// 0xD0
+{0x00,0xF8,0x6C,0x66,0x66,0xF6,0x66,0x66,0x6C,0xF8,0x00,0x00},	// 0xD1
+{0x78,0xCC,0x00,0xFC,0xC4,0xC0,0xF8,0xC0,0xC4,0xFC,0x00,0x00},	// 0xD2
+{0x00,0xCC,0x00,0xFC,0xC4,0xC0,0xF8,0xC0,0xC4,0xFC,0x00,0x00},	// 0xD3
+{0x60,0x30,0x00,0xFC,0xC4,0xC0,0xF8,0xC0,0xC4,0xFC,0x00,0x00},	// 0xD4
+{0x00,0xF0,0x30,0x30,0x30,0xFC,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xD5
+{0x18,0x30,0x00,0x78,0x30,0x30,0x30,0x30,0x30,0x78,0x00,0x00},	// 0xD6
+{0x78,0xCC,0x00,0x78,0x30,0x30,0x30,0x30,0x30,0x78,0x00,0x00},	// 0xD7
+{0x00,0xCC,0x00,0x78,0x30,0x30,0x30,0x30,0x30,0x78,0x00,0x00},	// 0xD8
+{0x18,0x18,0x18,0x18,0x18,0xF8,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xD9
+{0x00,0x00,0x00,0x00,0x00,0x1F,0x18,0x18,0x18,0x18,0x18,0x18},	// 0xDA
+{0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},	// 0xDB
+{0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},	// 0xDC
+{0x00,0x18,0x18,0x18,0x18,0x00,0x18,0x18,0x18,0x18,0x00,0x00},	// 0xDD
+{0x60,0x30,0x00,0x78,0x30,0x30,0x30,0x30,0x30,0x78,0x00,0x00},	// 0xDE
+{0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xDF
+{0x18,0x30,0x00,0x78,0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0xE0
+{0x00,0x78,0xCC,0xCC,0xD8,0xCC,0xCC,0xCC,0xF8,0xC0,0x60,0x00},	// 0xE1
+{0x78,0xCC,0x00,0x78,0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0xE2
+{0x60,0x30,0x00,0x78,0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0xE3
+{0x00,0x76,0xDC,0x00,0x78,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0xE4
+{0x76,0xDC,0x00,0x78,0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0xE5
+{0x00,0x00,0x00,0x00,0x66,0x66,0x66,0x66,0x66,0x7B,0x60,0xC0},	// 0xE6
+{0x00,0x00,0xE0,0x60,0x7C,0x66,0x66,0x7C,0x60,0xF0,0x00,0x00},	// 0xE7
+{0x00,0xF0,0x60,0x7C,0x66,0x66,0x66,0x7C,0x60,0xF0,0x00,0x00},	// 0xE8
+{0x18,0x30,0x00,0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0xE9
+{0x78,0xCC,0x00,0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0xEA
+{0x60,0x30,0x00,0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x00,0x00},	// 0xEB
+{0x06,0x0C,0x18,0x00,0x66,0x66,0x66,0x66,0x3C,0x0C,0x18,0xF0},	// 0xEC
+{0x18,0x30,0x00,0xCC,0xCC,0xCC,0x78,0x30,0x30,0x78,0x00,0x00},	// 0xED
+{0x00,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xEE
+{0x0C,0x18,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xEF
+{0x00,0x00,0x00,0x00,0x00,0xFC,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xF0
+{0x00,0x00,0x30,0x30,0xFC,0x30,0x30,0x00,0xFC,0x00,0x00,0x00},	// 0xF1
+{0x00,0x00,0x00,0x00,0x00,0xF8,0x00,0x00,0xF8,0x00,0x00,0x00},	// 0xF2
+{0xE0,0x33,0x66,0x3C,0xF8,0x37,0x6F,0xDB,0xB3,0x3F,0x03,0x00},	// 0xF3
+{0x00,0x7F,0xDB,0xDB,0xDB,0x7B,0x1B,0x1B,0x1B,0x1B,0x00,0x00},	// 0xF4
+{0x00,0x7E,0x63,0x30,0x3C,0x66,0x66,0x3C,0x0C,0xC6,0x7E,0x00},	// 0xF5
+{0x00,0x00,0x30,0x30,0x00,0xFC,0x00,0x30,0x30,0x00,0x00,0x00},	// 0xF6
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x70},	// 0xF7
+{0x00,0x3C,0x66,0x66,0x66,0x3C,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xF8
+{0x00,0xCC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xF9
+{0x00,0x00,0x00,0x00,0x00,0x18,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xFA
+{0x00,0x30,0x70,0x30,0x30,0x78,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xFB
+{0x00,0x78,0x0C,0x38,0x0C,0x78,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xFC
+{0x00,0x78,0x0C,0x18,0x30,0x7C,0x00,0x00,0x00,0x00,0x00,0x00},	// 0xFD
+{0x00,0x00,0x00,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0x00,0x00,0x00},	// 0xFE
+{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00} 	// 0xFF
+};
diff --git a/src/lcd_ui.c b/src/lcd_ui.c
index 7476db3..eb9c0e8 100644
--- a/src/lcd_ui.c
+++ b/src/lcd_ui.c
@@ -1,78 +1,33 @@
-#include "fonts.h"
+//#include "fonts.h"
+#include "8x12_horizontal_MSB_1.h"
 #include "lcdbus.h"
+#include "lcd_ui.h"
 #include <pico/stdlib.h>
 #include <stdio.h>
 #include <string.h>
 
-enum static_type {
-    none,
+enum ui_element_type {
     box_full,
-    box_border,
     text,
     text_vert,
+    bar_vert,
 };
 
-struct static_element {
-    unsigned upper, left, lower, right;
-    enum static_type type;
-    bool visible;
-    const char *data;
+struct ui_element {
+    uint16_t upper, lower, color_fg, color_bg;
+    uint8_t left, right;
+    enum ui_element_type type;
+    union {
+	const char *text_data;
+	unsigned bar_data;
+    };
 };
 
-struct static_element static_elements[] = {
-    { .upper = 0, .left = 119, .right = 121, .lower = 319,
-      .type = box_full,
-      .visible = true,
-    },
-    { .upper = 10, .left = 10, .right = 17, .lower = 57,
-      .type = text_vert,
-      .visible = true,
-      .data = "VHF1",
-    },
-    { .upper = 10, .left = 20, .right = 30, .lower = 69,
-      .type = box_border,
-      .visible = true,
-    },
-    { .upper = 10, .left = 40, .right = 106, .lower = 22,
-      .type = text,
-      .visible = true,
-      .data = "118.000",
-    },
-    { .upper = 57, .left = 40, .right = 106, .lower = 69,
-      .type = text,
-      .visible = true,
-      .data = "122.800",
-    },
-    { .upper = 79, .left = 0, .right = 239, .lower = 81,
-      .type = box_full,
-      .visible = true,
-    },
-    { .upper = 159, .left = 0, .right = 239, .lower = 161,
-      .type = box_full,
-      .visible = true,
-    },
-    { .upper = 239, .left = 0, .right = 239, .lower = 241,
-      .type = box_full,
-      .visible = true,
-    },
-};
-
-enum ise_ret {
-    ise_blank = 0,
-    ise_pixel = 1,
-    ise_abort,
-};
-
-static enum ise_ret in_static_element(unsigned row, unsigned col, struct static_element const * const se)
+static uint16_t get_pixel(struct ui_element *const se, unsigned row, unsigned col)
 {
-    //    if (row <= se->lower) return ise_abort;
-    if (!se->visible) return ise_blank;
-    if (!((row >= se->upper) && (row <= se->lower) && (col >= se->left) && (col <= se->right))) return ise_blank;
     switch(se->type) {
     case box_full:
-	return ise_pixel;
-    case box_border:
-	return (row == se->upper) || (row == se->lower) ||(col == se->left) || (col == se->right);
+	return se->color_fg;
     case text:
 	{
 	    // which character to display
@@ -80,9 +35,9 @@ static enum ise_ret in_static_element(unsigned row, unsigned col, struct static_
 	    // position inside char
 	    const int pos_r = (row - se->upper) % 12;
 	    const int pos_c = (col - se->left) % 8;
-	    if (char_c >= strlen(se->data)) return false;
-	    const char data = Font8x12[(se->data[char_c]-0x20)*12 + pos_r];
-	    return (data & (1u << (7-pos_c))) != 0;
+	    if (char_c >= strlen(se->text_data)) return se->color_bg;
+	    const char data = Font8x12[se->text_data[char_c]][pos_r];
+	    return ((data & (1u << (7-pos_c))) != 0) ? se->color_fg : se->color_bg;
 	}
     case text_vert:
 	{
@@ -91,43 +46,117 @@ static enum ise_ret in_static_element(unsigned row, unsigned col, struct static_
 	    // position inside char
 	    const int pos_r = (row - se->upper) % 12;
 	    const int pos_c = (col - se->left) % 8;
-	    if (char_r >= strlen(se->data)) return false;
-	    const char data = Font8x12[(se->data[char_r]-0x20)*12 + pos_r];
-	    return (data & (1u << (7-pos_c))) != 0;
+	    if (char_r >= strlen(se->text_data)) return se->color_bg;
+	    const char data = Font8x12[se->text_data[char_r]][pos_r];
+	    return ((data & (1u << (7-pos_c))) != 0) ? se->color_fg : se->color_bg;
+	}
+    case bar_vert:
+	{
+	    if ((row == se->upper) || (row == se->lower) ||(col == se->left) || (col == se->right)) {
+		return se->color_fg;
+	    }
+	    const int height = se->lower - se->upper - 2;
+	    const int fill_h = height * se->bar_data / 100;
+	    if (row < se->lower - fill_h - 1) return se->color_bg;
+	    return se->color_fg;
 	}
     }
+    return BLACK;
 }
 
-static uint16_t get_pixel(unsigned row, unsigned col)
-{
-    for (int se = 0;se < sizeof(static_elements)/sizeof(static_elements[0]);++se) {
-	switch(in_static_element(row, col, static_elements+se)) {
-	case ise_pixel:
-	    return 0xffff;
-	case ise_blank:
-	    continue;
-	case ise_abort:
-	    return 0x0000;
-	}
-    }
-
-    return 0x0000;
-} 
-
-static unsigned cur_row = 0, cur_col = 0;
+static int cur_element = 0;
 
 #define LCD_WIDTH 240
 #define LCD_HEIGHT 320
 
-bool lcd_ui_process(void)
+#define MAX_DRAW_QUEUE 128
+static struct ui_element draw_queue[MAX_DRAW_QUEUE];
+static int draw_queue_read, draw_queue_write = 0;
+
+static void queue_element(struct ui_element elem) {
+    const int next = (draw_queue_write + 1) % MAX_DRAW_QUEUE;
+    while (draw_queue_read == next) {
+	lcd_ui_process(true);
+    }
+    draw_queue[draw_queue_write] = elem;
+    draw_queue_write = next;
+}
+
+void lcd_ui_box(unsigned upper, unsigned left, unsigned lower, unsigned right, uint16_t color)
 {
-    while (!lcd_fifo_full()) {
-	lcd_data_write(get_pixel(cur_row, cur_col));
-	cur_col = (cur_col >= LCD_WIDTH - 1) ? 0 : cur_col + 1;
-	if (cur_col == 0) {
-	    cur_row = (cur_row >= LCD_HEIGHT - 1) ? 0 : cur_row + 1;
-	    if (cur_row == 0) return true;
+    struct ui_element elem = {
+	.type = box_full,
+	.upper = upper, .left = left, .lower = lower, .right = right,
+	.color_fg = color,
+    };
+    queue_element(elem);
+}
+
+void lcd_ui_text(unsigned upper, unsigned left, unsigned lower, unsigned right, uint16_t color, bool highlight, const char *string)
+{
+    struct ui_element elem = {
+	.type = text,
+	.upper = upper, .left = left, .lower = lower, .right = right,
+	.color_fg = highlight ? BLACK : color,
+	.color_bg = highlight ? color : BLACK,
+	.text_data = string,
+    };
+    queue_element(elem);
+}
+
+void lcd_ui_text_vert(unsigned upper, unsigned left, unsigned lower, unsigned right, uint16_t color, bool highlight, const char *string)
+{
+    struct ui_element elem = {
+	.type = text_vert,
+	.upper = upper, .left = left, .lower = lower, .right = right,
+	.color_fg = highlight ? BLACK : color,
+	.color_bg = highlight ? color : BLACK,
+	.text_data = string,
+    };
+    queue_element(elem);
+}
+
+void lcd_ui_bar_vert(unsigned upper, unsigned left, unsigned lower, unsigned right, uint16_t color, unsigned percent)
+{
+    struct ui_element elem = {
+	.type = bar_vert,
+	.upper = upper, .left = left, .lower = lower, .right = right,
+	.color_fg = color,
+	.bar_data = percent,
+    };
+    queue_element(elem);
+}
+
+static bool draw_element(struct ui_element *const element, bool block)
+{
+    static unsigned cur_row = 0, cur_col = 0;
+    static struct ui_element *last_element = NULL;
+    if (element != last_element) {
+	lcd_set_window(element->upper, element->left, element->lower, element->right);
+	cur_row = element->upper;
+	cur_col = element->left;
+	last_element = element;
+    }
+    while (block || !lcd_fifo_full()) {
+	lcd_data_write(get_pixel(element, cur_row, cur_col));
+	cur_col = (cur_col >= element->right) ? element->left : cur_col + 1;
+	if (cur_col == element->left) {
+	    cur_row = (cur_row >= element->lower) ? element->upper : cur_row + 1;
+	    if (cur_row == element->upper) {
+		return true;
+	    }
 	}
     }
     return false;
 }
+
+bool lcd_ui_process(bool block)
+{
+    if (draw_queue_read == draw_queue_write) {
+	return true; // nothing to draw
+    }
+    struct ui_element *element = &draw_queue[draw_queue_read];
+    if (draw_element(element, block)) {
+	draw_queue_read = (draw_queue_read + 1) % MAX_DRAW_QUEUE;
+    }	
+}
diff --git a/src/lcd_ui.h b/src/lcd_ui.h
index 9a244c1..2b93417 100644
--- a/src/lcd_ui.h
+++ b/src/lcd_ui.h
@@ -2,4 +2,14 @@
 
 #include <stdbool.h>
 
-bool lcd_ui_process(void);
+#define BLACK 0x0000
+#define GREEN 0x07e0
+#define TEAL  0x0618
+#define WHITE 0xffff
+
+bool lcd_ui_process(bool block);
+
+void lcd_ui_box(unsigned upper, unsigned left, unsigned lower, unsigned right, uint16_t color);
+void lcd_ui_text(unsigned upper, unsigned left, unsigned lower, unsigned right, uint16_t color, bool highlight, const char *text);
+void lcd_ui_text_vert(unsigned upper, unsigned left, unsigned lower, unsigned right, uint16_t color, bool highlight, const char *text);
+void lcd_ui_bar_vert(unsigned upper, unsigned left, unsigned lower, unsigned right, uint16_t color, unsigned percent);
diff --git a/src/lcdbus.c b/src/lcdbus.c
index 56c356f..b12d539 100644
--- a/src/lcdbus.c
+++ b/src/lcdbus.c
@@ -138,3 +138,14 @@ bool lcd_fifo_full(void)
 {
     return pio_sm_is_tx_fifo_full(pio, sm);
 }
+
+void lcd_set_window(uint16_t upper, uint8_t left, uint16_t lower, uint8_t right)
+{
+    uint16_t horiz = (((uint16_t)right) << 8) | left;
+    lcd_reg_write(0x44, horiz);
+    lcd_reg_write(0x45, upper & 0x1ff);
+    lcd_reg_write(0x46, lower & 0x1ff);
+    lcd_reg_write(0x4e, left);
+    lcd_reg_write(0x4f, upper & 0x1ff);
+    lcd_control_write(0x22);
+}
diff --git a/src/lcdbus.h b/src/lcdbus.h
index 4d0530e..3ea2296 100644
--- a/src/lcdbus.h
+++ b/src/lcdbus.h
@@ -10,3 +10,4 @@ void lcd_init(void);
 void lcd_write_init(void);
 void lcd_clear(uint16_t val);
 bool lcd_fifo_full(void);
+void lcd_set_window(uint16_t upper, uint8_t left, uint16_t lower, uint8_t right);
diff --git a/src/lcdtest.c b/src/lcdtest.c
index afa4f1b..821a4a8 100644
--- a/src/lcdtest.c
+++ b/src/lcdtest.c
@@ -2,6 +2,7 @@
 #include <hardware/pio.h>
 #include "lcdbus.h"
 #include "lcd_ui.h"
+#include "ui_radio.h"
 #include <pico/stdlib.h>
 #include <stdio.h>
 
@@ -18,64 +19,22 @@ int main(void)
     lcd_write_init();
     lcd_clear(0);
    
-    /* int color = 0; */
-    /* while(true) { */
-    /* 	const char* const greeting = "Hello, world!"; */
-    /* 	const int greeting_len = strlen(greeting); */
-    /* 	for (int row = 0;row < 320;++row) { */
-    /* 	    for (int col = 0; col < 240;++col) { */
-    /* 		// which character to display */
-    /* 		const int char_r = row / 12; */
-    /* 		const int char_c = col / 8; */
-    /* 		// position inside char */
-    /* 		const int pos_r = row % 12; */
-    /* 		const int pos_c = col % 8; */
-		
-    /* 		const int index = char_r*30+char_c; */
-    /* 		char data = 0; */
-    /* 		if (index < greeting_len) { */
-    /* 		    data = Font8x12[(greeting[index]-0x20)*12 + pos_r]; */
-    /* 		} */
-		
-    /* 		const bool pixel = (data & (1u << (7-pos_c))) != 0; */
-    /* 		if (pixel) { */
-    /* 		    if (color == 4) { */
-    /* 			lcd_data_write(0x0000); */
-    /* 		    } else { */
-    /* 			lcd_data_write(0xffff); */
-    /* 		    } */
-    /* 		} else { */
-    /* 		    switch(color) { */
-    /* 		    case 0: */
-    /* 			lcd_data_write(0x0000); */
-    /* 			break; */
-    /* 		    case 1: */
-    /* 			lcd_data_write(0x001f); */
-    /* 			break; */
-    /* 		    case 2: */
-    /* 			lcd_data_write(0x07e0); */
-    /* 			break; */
-    /* 		    case 3: */
-    /* 			lcd_data_write(0xf800); */
-    /* 			break; */
-    /* 		    case 4: */
-    /* 			lcd_data_write(0xffff); */
-    /* 			break; */
-    /* 		    } */
-    /* 		} */
-    /* 	    } */
-    /* 	} */
-    /* 	color = (color == 4) ? 0 : color + 1; */
-    /* 	sleep_ms(1000); */
-    /* } */
-
     gpio_init(FRAME_LED);
     gpio_set_dir(FRAME_LED, true);
     bool frame_led = false;
+    int freq = 118000;
+    unsigned last_inc = time_us_32()/1000;
+    radio_draw_all();
+    radio_select_input(&radio_vhf1, true);
     while(true) {
-	if (lcd_ui_process()) {
+	if (lcd_ui_process(false)) {
 	    gpio_put(FRAME_LED, frame_led);
 	    frame_led = !frame_led;
 	}
+	if (time_us_32()/1000 - last_inc >= 1000) {
+	  radio_set_standby_freq(&radio_vhf1, freq);
+	  freq += 25;
+	  last_inc += 1000;
+	}
     }
 }
diff --git a/src/ui_radio.c b/src/ui_radio.c
new file mode 100644
index 0000000..da817af
--- /dev/null
+++ b/src/ui_radio.c
@@ -0,0 +1,94 @@
+#include "ui_radio.h"
+
+#include "lcd_ui.h"
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+
+struct radio_ui radio_vhf1 = {
+    .name = "VHF1",
+    .upper = 0,
+    .left = 0,
+    .standby_freq = "122.800",
+    .active_freq = "123.450",
+    .volume = 75,
+}, radio_vhf2 = {
+    .name = "VHF2",
+    .upper = 0,
+    .left = 121,
+    .standby_freq = "122.800",
+    .active_freq = "123.450",
+    .volume = 75,
+}, radio_ils1 = {
+    .name = "ILS1",
+    .upper = 81,
+    .left = 0,
+    .standby_freq = "122.800",
+    .active_freq = "123.450",
+    .volume = 75,
+}, radio_ils2 = {
+    .name = "ILS2",
+    .upper = 81,
+    .left = 121,
+    .standby_freq = "122.800",
+    .active_freq = "123.450",
+    .volume = 75,
+} ;
+
+static void radio_draw_standby_freq(struct radio_ui *const radio)
+{
+    lcd_ui_text(radio->upper + 57, radio->left + 40, radio->upper + 69, radio->left + 106,
+		TEAL, radio->selected, radio->standby_freq);
+}
+
+static void radio_draw_active_freq(struct radio_ui *const radio)
+{
+    lcd_ui_text(radio->upper + 10, radio->left + 40, radio->upper + 22, radio->left + 106,
+		GREEN, false, radio->active_freq);
+}
+
+
+void radio_draw_radio(struct radio_ui *const radio)
+{
+    lcd_ui_text_vert(radio->upper + 10, radio->left + 10, radio->upper + 57, radio->left + 17,
+		     WHITE, false, radio->name);
+    radio_draw_active_freq(radio);
+    radio_draw_standby_freq(radio);
+    lcd_ui_bar_vert(radio->upper + 10, radio->left + 20, radio->upper + 69, radio->left + 30,
+		    radio->active ? GREEN : WHITE, radio->volume);
+}
+
+void radio_set_standby_freq(struct radio_ui *const radio, unsigned freq)
+{
+    sprintf(radio->standby_freq, "%03u.%03u", freq / 1000, freq % 1000);
+    radio_draw_standby_freq(radio);
+}
+
+void radio_select_input(struct radio_ui *const radio, bool active)
+{
+    radio->selected = active;
+    radio_draw_standby_freq(radio);
+}
+
+void radio_swap_freqs(struct radio_ui *const radio)
+{
+    char buf[8];
+    memcpy(buf, radio->standby_freq, sizeof(buf));
+    memcpy(radio->standby_freq, radio->active_freq, sizeof(radio->standby_freq));
+    memcpy(radio->active_freq, buf, sizeof(radio->active_freq));
+    radio_draw_standby_freq(radio);
+    radio_draw_active_freq(radio);
+}
+
+void radio_draw_all(void)
+{
+    lcd_ui_box(0, 119, 319, 120, WHITE);
+    lcd_ui_box(79, 0, 80, 239, WHITE);
+    lcd_ui_box(159, 0, 160, 239, WHITE);
+    lcd_ui_box(239, 0, 240, 239, WHITE);
+    radio_draw_radio(&radio_vhf1);
+    radio_draw_radio(&radio_vhf2);
+    radio_draw_radio(&radio_ils1);
+    radio_draw_radio(&radio_ils2);
+}
diff --git a/src/ui_radio.h b/src/ui_radio.h
new file mode 100644
index 0000000..aa8f9bb
--- /dev/null
+++ b/src/ui_radio.h
@@ -0,0 +1,21 @@
+#pragma once
+
+#include <stdbool.h>
+#include <stdint.h>
+
+struct radio_ui {
+    const char* name;
+    uint16_t upper;
+    uint8_t left;
+    char standby_freq[8], active_freq[8];
+    bool selected, active;
+    uint8_t volume;
+};
+
+extern struct radio_ui radio_vhf1, radio_vhf2, radio_ils1, radio_ils2;
+
+void radio_draw_all(void);
+void radio_draw(struct radio_ui *const radio);
+void radio_set_standby_freq(struct radio_ui *const radio, unsigned freq);
+void radio_select_input(struct radio_ui *const radio, bool active);
+void radio_swap_freqs(struct radio_ui *const radio);