diff --git a/avr/devices/all/includes.asm b/avr/devices/all/includes.asm
index 48c95e0..eea0d35 100644
--- a/avr/devices/all/includes.asm
+++ b/avr/devices/all/includes.asm
@@ -28,6 +28,10 @@
 .include "modules/xram/main.asm"
 #endif
 
+#ifdef MODULES_HEAP
+  .include "modules/heap/main.asm"
+#endif
+
 #ifdef MODULES_NETWORK
 .include "common/crc8.asm"
 .include "common/m_fixedbuffers.asm"
@@ -166,6 +170,12 @@
 #endif
 
 
+#ifdef MODULES_FONT_6X8
+.include "modules/lcd2/font/defs.asm"
+.include "modules/lcd2/font/font6x8.asm"
+#endif
+
+
 #ifdef APPS_MOTION
 .include "modules/f_keepup/main.asm"
 .include "modules/valsched/main.asm"
diff --git a/avr/devices/all/modules.asm b/avr/devices/all/modules.asm
index 75ce833..c45ba91 100644
--- a/avr/devices/all/modules.asm
+++ b/avr/devices/all/modules.asm
@@ -24,6 +24,10 @@
 initModules:
   rcall BaseTimer_Init ; unconditionally call this
 
+#ifdef MODULES_HEAP
+  rcall Heap_Init
+#endif
+
 #ifdef MODULES_CLOCK
   rcall Clock_Init
 #endif
diff --git a/avr/devices/c01/main/main.asm b/avr/devices/c01/main/main.asm
index c04c61e..ba8eb22 100644
--- a/avr/devices/c01/main/main.asm
+++ b/avr/devices/c01/main/main.asm
@@ -36,6 +36,14 @@
 
 
 
+; ---------------------------------------------------------------------------
+; heap
+
+.equ HEAP_START = 0x260
+.equ HEAP_SIZE  = 32768-0x260
+
+
+
 
 ; ---------------------------------------------------------------------------
 ; firmware settings including list of modules used
@@ -48,13 +56,15 @@
 ; #define MODULES_TIMER
 #define MODULES_CLOCK
 #define MODULES_XRAM
+#define MODULES_HEAP
 #define MODULES_LED_SIMPLE
 #define MODULES_NETWORK
 ;#define MODULES_COMONUART0
 #define MODULES_UART_HW
 #define MODULES_SPI_HW
 #define MODULES_ILI9341
-#define MODULES_FONT_8X8
+;#define MODULES_FONT_8X8
+#define MODULES_FONT_6X8
 ;#define MODULES_UART_BITBANG
 ;#define MODULES_TWI_MASTER
 ;#define MODULES_LCD
diff --git a/avr/modules/0BUILD b/avr/modules/0BUILD
index dc51511..d2ca36a 100644
--- a/avr/modules/0BUILD
+++ b/avr/modules/0BUILD
@@ -36,6 +36,7 @@
     f_keepup
     valsched
     xram
+    heap
   </subdirs>
 
 </gwbuild>
diff --git a/avr/modules/heap/0BUILD b/avr/modules/heap/0BUILD
new file mode 100644
index 0000000..febd367
--- /dev/null
+++ b/avr/modules/heap/0BUILD
@@ -0,0 +1,11 @@
+<?xml?>
+
+<gwbuild>
+
+  <extradist>
+    main.asm
+  </extradist>
+
+</gwbuild>
+
+
diff --git a/avr/modules/heap/main.asm b/avr/modules/heap/main.asm
new file mode 100644
index 0000000..177ddbb
--- /dev/null
+++ b/avr/modules/heap/main.asm
@@ -0,0 +1,317 @@
+; ***************************************************************************
+; copyright   : (C) 2025 by Martin Preuss
+; email       : martin@libchipcard.de
+;
+; ***************************************************************************
+; * This file is part of the project "AqHome".                              *
+; * Please see toplevel file COPYING of that project for license details.   *
+; ***************************************************************************
+
+; Needed vars:
+; - HEAP_START
+; - HEAP_SIZE
+
+
+.equ HEAP_HEADER_BIT_USED = 1 
+
+
+.dseg
+
+heapPtr:     .byte 2
+heapUsed:    .byte 2
+heapFree:    .byte 2
+heapDblFree: .byte 1
+
+
+
+
+.cseg
+
+
+
+; ---------------------------------------------------------------------------
+; @routine Heap_Init
+
+Heap_Init:
+  ldi xl, LOW(HEAP_START)
+  ldi xh, HIGH(HEAP_START)
+  ldi r24, LOW((HEAP_SIZE-6) & 0xfffc)  ; size minus chunk header, chunk footer, start, end
+  ldi r25, HIGH((HEAP_SIZE-6) & 0xfffc) ; we allocate multiples of 4 bytes
+  clr r16
+  sts heapUsed, r16
+  sts heapUsed+1, r16
+  st X+, r16                 ; write start header
+  st X+, r16
+  sts heapPtr, xl            ; store global vars
+  sts heapPtr+1, xl
+  sts heapFree, r24
+  sts heapFree+1, r25
+  st X+, r24                 ; store header of first chunk
+  st X+, r25
+  add xl, r24
+  adc xh, r25
+  st X+, r24                 ; store footer of first chunk
+  st X+, r25
+  st X+, r16                 ; write end footer
+  sec
+  ret
+; @end
+
+
+
+
+; ---------------------------------------------------------------------------
+; @routine heapAllocFirstFit
+;
+; @param r25:r24 number of bytes to alloc
+; @return CFLAG set of okay, cleared otherwise
+; @return X start of allocated memory
+
+heapAllocFirstFit:
+  adiw r25:r24, 3 ; align size to next multiple of 4
+  andi r24, 0xfc  ; mask lower two bits
+  
+  lds xl, heapPtr
+  lds xh, heapPtr+1
+
+heapAllocFirstFit_loop:
+    ld r18, X+                    ; read chunk header
+    ld r19, X+
+    mov r16, r18                  ; heap end reached?
+    or r16, r19
+    breq heapAllocFirstFit_memFull
+    sbrc r17, HEAP_HEADER_BIT_USED
+      rjmp heapAllocFirstFit_next ; jump if used
+    ; current chunk free, check size
+    mov r16, r18
+    mov r17, r19
+    sub r16, r24
+    sbc r17, r25                  ; r17:r16=remainder
+    brcs heapAllocFirstFit_next   ; too small
+    rcall heapUseChunk
+    sec
+    ret
+heapAllocFirstFit_next:
+    add xl, r18
+    adc xh, r19
+    adiw xh:xl, 2 ; skip footer
+  rjmp heapAllocFirstFit_loop  
+
+heapAllocFirstFit_memFull:
+  clc
+  ret
+; @end
+
+
+
+; ---------------------------------------------------------------------------
+; @routine heapAdjustStatsAlloc
+;
+; @param r25:r24 size of allocated chunk
+; @clobbers r16, r17
+
+heapAdjustStatsAlloc:
+  ; adjust heapUsed
+  lds r16, heapUsed
+  lds r17, heapUsed+1
+  add r16, r24
+  adc r17, r25
+  sts heapUsed, r16
+  sts heapUsed+1, r17
+  
+  ; adjust heapFree
+  lds r16, heapFree
+  lds r17, heapFree+1
+  sub r16, r24
+  sbc r17, r25
+  sts heapFree, r16
+  sts heapFree+1, r17
+  ret
+; @end
+
+
+
+; ---------------------------------------------------------------------------
+; @routine heapAdjustStatsFree
+;
+; @param r25:r24 size of released chunk
+; @clobbers r16, r17
+
+heapAdjustStatsFree:
+  ; adjust heapUsed
+  lds r16, heapUsed
+  lds r17, heapUsed+1
+  sub r16, r24
+  sbc r17, r25
+  sts heapUsed, r16
+  sts heapUsed+1, r17
+  
+  ; adjust heapFree
+  lds r16, heapFree
+  lds r17, heapFree+1
+  add r16, r24
+  adc r17, r25
+  sts heapFree, r16
+  sts heapFree+1, r17
+  ret
+; @end
+
+
+
+; ---------------------------------------------------------------------------
+; @routine Heap_Free
+;
+; @param X pointer to previously allocated data
+; @clobbers r16, r17, r24, r25, X
+
+Heap_Free:
+  sbiw xh:xl, 2 ; go back to chunk header
+  ld r24, X+    ; read allocated size (and USED bit)
+  ld r25, X+
+  sbrs r24, HEAP_HEADER_BIT_USED
+    rjmp Heap_Free_dblFree              ; not in use (double free!!)
+  cbr r24, (1<<HEAP_HEADER_BIT_USED)    ; clear USED bit
+  st -X, r25                            ; write back chunk header
+  st -X, r24                            ; X now points to begin of chunk header
+  push xl
+    push xh
+      adiw xh:xl, 2                     ; go skip chunk header
+      add xl, r24                       ; skip data
+      adc xh, r25
+      st X+, r24                        ; write chunk footer
+      st X+, r25                        ; X points to the next chunk header now
+      rcall heapAdjustStatsFree         ; update stats (r16, r17)
+      rcall heapCoalecseUp              ; try to coalecse following chunk with this (r16, r17, r24, r25, X)
+    pop xh
+  pop xl
+  rcall heapCoalecseUp                  ; try to coalesce this chunk with predecessor (r16, r17, r24, r25, X)
+  rjmp Heap_Free_ret
+Heap_Free_dblFree:
+  lds r24, heapDblFree
+  lds r25, heapDblFree+1
+  adiw r25:r24, 1
+  breq Heap_Free_ret
+  sts heapDblFree, r24
+  sts heapDblFree+1, r25
+Heap_Free_ret:
+  ret
+; @end
+
+
+
+
+; ---------------------------------------------------------------------------
+; @routine heapCoalecseUp
+;
+; @param X pointer to chunk header
+; @clobbers r16, r17, r24, r25, X
+
+heapCoalecseUp:
+  ld r16, X+                    ; end of heap reached(header==0x0000)?
+  ld r17, X
+  sbiw xh:xl, 1
+  or r16, r17
+  breq heapCoalecseUp_ret        ; yes, jump
+  ; read footer of preceeding chunk 
+  ld r25, -X
+  ld r24, -X
+  ; R25:R24=footer of preceeding chunk (i.e. size of previous chunk)
+  mov r16, r24                   ; check: beginning of heap reached (header==0x0000)?
+  or r16, r25
+  breq heapCoalecseUp_ret        ; yes, jump
+  sbrc r24, HEAP_HEADER_BIT_USED ; block used?
+    rjmp heapCoalecseUp_ret      ; jump if used
+  ; previous chunk also free, coalesce, X points to current chunk header
+  ld r16, X+
+  ld r17, X+
+  ; X now points to beginning of current chunk's data, R17:r16=size of current chunk, R25:R24=size of previous chunk
+  ; to go to start of previous chunk header: sub this chunk header, previous chunk footer, previous chunk header and previous data
+  sbiw xh:xl, 6
+  sub xl, r24
+  sbc xh, r25
+  ; X points now to the beginning of the previous chunk header
+  ; calculate size of new coalecsed chunk: add size of this chunk, size of previous chunk, 1 chunk header and 1 footer which are
+  ; no longer needed now (since the one header and footer of the previous chunk now cover both chunks)
+  add r24, r16
+  adc r25, r17
+  adiw r25:r24, 4
+  ; write new chunk header
+  st X+, r24
+  st X+, r25
+  ; skip full data size of the coalesced chunk
+  add xl, r24
+  adc xh, r25
+  ; write new chunk footer
+  st X+, r24
+  st X+, r25
+  ; X now points to header of following chunk
+heapCoalecseUp_ret:
+  ret
+; @end
+
+
+
+; ---------------------------------------------------------------------------
+; @routine heapUseChunk
+;
+; @param r25:r24 wanted size
+; @param r17:r16 size of current chunk minus wanted size (remainder)
+; @param X points to data of current chunk
+; @clobbers 
+
+heapUseChunk:
+  push xh
+    push xl
+      tst r17
+      breq heapUseChunk_split
+      cpi r16, 8                     ; at least 8 bytes left?
+      brcs heapUseChunk_directAlloc  ; nope, use full chunk
+heapUseChunk_split:
+      sbiw xh:xl, 2             ; go back to chunk header
+      ; X points to start of chunk header
+      mov r18, r24
+      sbr r18, (1<<HEAP_HEADER_BIT_USED)
+      st X+, r18                ; set used bit
+      st X+, r25
+      add xl, r24
+      adc xh, r25
+      ; X now points to the start of chunk footer
+      st X+, r18
+      st X+, r25
+      ; create chunk header for new free chunk
+      subi r16, 4               ; sub chunk header and footer from size
+      sbci r17, 0
+      andi r16, 0xfc            ; clear USED bit
+      st X+, r16                ; write new chunk header
+      st X+, r17
+      add xl, r16
+      adc xh, r17
+      st X+, r16                ; write new chunk footer
+      st X+, r17
+      ; update stats, pop X and return
+      rjmp heapUseChunk_statsPopRet
+heapUseChunk_directAlloc:
+      ld r17, -X                          ; load allocated size from chunk header
+      ld r16, -X
+      mov r18, r16
+      sbr r18, (1<<HEAP_HEADER_BIT_USED)  
+      st X, r18                           ; set USED bit in chunk header
+      adiw xh:xl, 2                       ; skip chunk header
+      add xl, r16                         ; skip chunk data
+      adc xh, r17
+      st X, r18                           ; set USED bit in chunk footer
+      ; update stats, pop X and return
+heapUseChunk_statsPopRet:
+      rcall heapAdjustStatsAlloc ; (r16, r17)
+    pop xh
+  pop xl
+  sec
+  ret
+; @end
+
+
+
+
+
+
+
diff --git a/avr/modules/lcd2/font/0BUILD b/avr/modules/lcd2/font/0BUILD
index 5a13d9c..e7879ab 100644
--- a/avr/modules/lcd2/font/0BUILD
+++ b/avr/modules/lcd2/font/0BUILD
@@ -5,7 +5,9 @@
   <extradist>
     defs.asm
     font8x8.asm
+    font6x8.asm
     font1.asm
+    font2.asm
   </extradist>
 
 </gwbuild>
diff --git a/avr/modules/lcd2/font/defs.asm b/avr/modules/lcd2/font/defs.asm
index 4f86f91..d2908c3 100644
--- a/avr/modules/lcd2/font/defs.asm
+++ b/avr/modules/lcd2/font/defs.asm
@@ -7,6 +7,8 @@
 ; * Please see toplevel file COPYING of that project for license details.   *
 ; ***************************************************************************
 
+#ifndef AVR_MODULES_FONT_DEFS
+#define AVR_MODULES_FONT_DEFS
 
 
 .equ FONT_OFFS_RENDERFN_LOW = 0
@@ -18,3 +20,7 @@
 .equ FONT_OFFS_NUMCHARS     = 7
 
 
+
+#endif
+
+
diff --git a/avr/modules/lcd2/font/font1.asm b/avr/modules/lcd2/font/font1.asm
index 25a04de..7fd4710 100644
--- a/avr/modules/lcd2/font/font1.asm
+++ b/avr/modules/lcd2/font/font1.asm
@@ -30,7 +30,7 @@ font1_8x8:
   .db 128, 0                                    ; needed buffer size
   .db 8, 8                                      ; width, height of chars
   .db 32, 64                                    ; first char, num of chars in font
-; data
+; data (8x8_horizontal_LSB_2)
   .db 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	; 0x20
   .db 0x0C,0x1E,0x1E,0x0C,0x0C,0x00,0x0C,0x00,	; 0x21
   .db 0x36,0x36,0x36,0x00,0x00,0x00,0x00,0x00,	; 0x22
diff --git a/avr/modules/lcd2/font/font2.asm b/avr/modules/lcd2/font/font2.asm
new file mode 100644
index 0000000..6c6ec79
--- /dev/null
+++ b/avr/modules/lcd2/font/font2.asm
@@ -0,0 +1,179 @@
+; ***************************************************************************
+; copyright   : (C) 2025 by Martin Preuss
+; email       : martin@libchipcard.de
+;
+; ***************************************************************************
+; * This file is part of the project "AqHome".                              *
+; * Please see toplevel file COPYING of that project for license details.   *
+; ***************************************************************************
+
+
+; ***************************************************************************
+; This is a font from  the project LCD_fonts at
+;     https://github.com/basti79/LCD-fonts.git
+; which in turn is based on a post by Benedikt K. in a forum post on
+;     https://www.mikrocontroller.net/topic/54860
+; ***************************************************************************
+
+
+
+; ***************************************************************************
+; code
+
+.cseg
+
+
+
+font2_6x8:
+; header
+  .dw font6x8MonoRenderCharacter                ; renderFn
+  .db 96, 0                                     ; needed buffer size
+  .db 6, 8                                      ; width, height of chars
+  .db 32, 65                                    ; first char, num of chars in font
+; data  (6x8_horizontal_LSB_2)
+font:
+.db 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	; 0x20
+.db 0x08,0x1C,0x1C,0x08,0x08,0x00,0x08,0x00,	; 0x21
+.db 0x36,0x36,0x12,0x00,0x00,0x00,0x00,0x00,	; 0x22
+.db 0x00,0x14,0x3E,0x14,0x14,0x3E,0x14,0x00,	; 0x23
+.db 0x04,0x1C,0x02,0x0C,0x10,0x0E,0x08,0x00,	; 0x24
+.db 0x26,0x26,0x10,0x08,0x04,0x32,0x32,0x00,	; 0x25
+.db 0x04,0x0A,0x0A,0x04,0x2A,0x12,0x2C,0x00,	; 0x26
+.db 0x0C,0x0C,0x04,0x00,0x00,0x00,0x00,0x00,	; 0x27
+.db 0x08,0x04,0x04,0x04,0x04,0x04,0x08,0x00,	; 0x28
+.db 0x04,0x08,0x08,0x08,0x08,0x08,0x04,0x00,	; 0x29
+.db 0x00,0x14,0x1C,0x3E,0x1C,0x14,0x00,0x00,	; 0x2A
+.db 0x00,0x08,0x08,0x3E,0x08,0x08,0x00,0x00,	; 0x2B
+.db 0x00,0x00,0x00,0x00,0x00,0x0C,0x0C,0x04,	; 0x2C
+.db 0x00,0x00,0x00,0x3E,0x00,0x00,0x00,0x00,	; 0x2D
+.db 0x00,0x00,0x00,0x00,0x00,0x0C,0x0C,0x00,	; 0x2E
+.db 0x00,0x20,0x10,0x08,0x04,0x02,0x00,0x00,	; 0x2F
+.db 0x1C,0x22,0x32,0x2A,0x26,0x22,0x1C,0x00,	; 0x30
+.db 0x08,0x0C,0x08,0x08,0x08,0x08,0x1C,0x00,	; 0x31
+.db 0x1C,0x22,0x20,0x18,0x04,0x02,0x3E,0x00,	; 0x32
+.db 0x1C,0x22,0x20,0x1C,0x20,0x22,0x1C,0x00,	; 0x33
+.db 0x10,0x18,0x14,0x12,0x3E,0x10,0x10,0x00,	; 0x34
+.db 0x3E,0x02,0x02,0x1E,0x20,0x22,0x1C,0x00,	; 0x35
+.db 0x18,0x04,0x02,0x1E,0x22,0x22,0x1C,0x00,	; 0x36
+.db 0x3E,0x20,0x10,0x08,0x04,0x04,0x04,0x00,	; 0x37
+.db 0x1C,0x22,0x22,0x1C,0x22,0x22,0x1C,0x00,	; 0x38
+.db 0x1C,0x22,0x22,0x3C,0x20,0x10,0x0C,0x00,	; 0x39
+.db 0x00,0x00,0x0C,0x0C,0x00,0x0C,0x0C,0x00,	; 0x3A
+.db 0x00,0x00,0x0C,0x0C,0x00,0x0C,0x0C,0x04,	; 0x3B
+.db 0x10,0x08,0x04,0x02,0x04,0x08,0x10,0x00,	; 0x3C
+.db 0x00,0x00,0x3E,0x00,0x00,0x3E,0x00,0x00,	; 0x3D
+.db 0x04,0x08,0x10,0x20,0x10,0x08,0x04,0x00,	; 0x3E
+.db 0x1C,0x22,0x20,0x18,0x08,0x00,0x08,0x00,	; 0x3F
+.db 0x1C,0x22,0x3A,0x2A,0x3A,0x02,0x1C,0x00,	; 0x40
+.db 0x1C,0x22,0x22,0x22,0x3E,0x22,0x22,0x00,	; 0x41
+.db 0x1E,0x22,0x22,0x1E,0x22,0x22,0x1E,0x00,	; 0x42
+.db 0x1C,0x22,0x02,0x02,0x02,0x22,0x1C,0x00,	; 0x43
+.db 0x1E,0x22,0x22,0x22,0x22,0x22,0x1E,0x00,	; 0x44
+.db 0x3E,0x02,0x02,0x1E,0x02,0x02,0x3E,0x00,	; 0x45
+.db 0x3E,0x02,0x02,0x1E,0x02,0x02,0x02,0x00,	; 0x46
+.db 0x1C,0x22,0x02,0x3A,0x22,0x22,0x3C,0x00,	; 0x47
+.db 0x22,0x22,0x22,0x3E,0x22,0x22,0x22,0x00,	; 0x48
+.db 0x1C,0x08,0x08,0x08,0x08,0x08,0x1C,0x00,	; 0x49
+.db 0x20,0x20,0x20,0x20,0x22,0x22,0x1C,0x00,	; 0x4A
+.db 0x22,0x12,0x0A,0x06,0x0A,0x12,0x22,0x00,	; 0x4B
+.db 0x02,0x02,0x02,0x02,0x02,0x02,0x3E,0x00,	; 0x4C
+.db 0x22,0x36,0x2A,0x22,0x22,0x22,0x22,0x00,	; 0x4D
+.db 0x22,0x26,0x2A,0x32,0x22,0x22,0x22,0x00,	; 0x4E
+.db 0x1C,0x22,0x22,0x22,0x22,0x22,0x1C,0x00,	; 0x4F
+.db 0x1E,0x22,0x22,0x1E,0x02,0x02,0x02,0x00,	; 0x50
+.db 0x1C,0x22,0x22,0x22,0x2A,0x12,0x2C,0x00,	; 0x51
+.db 0x1E,0x22,0x22,0x1E,0x12,0x22,0x22,0x00,	; 0x52
+.db 0x1C,0x22,0x02,0x1C,0x20,0x22,0x1C,0x00,	; 0x53
+.db 0x3E,0x08,0x08,0x08,0x08,0x08,0x08,0x00,	; 0x54
+.db 0x22,0x22,0x22,0x22,0x22,0x22,0x1C,0x00,	; 0x55
+.db 0x22,0x22,0x22,0x22,0x22,0x14,0x08,0x00,	; 0x56
+.db 0x22,0x22,0x2A,0x2A,0x2A,0x2A,0x14,0x00,	; 0x57
+.db 0x22,0x22,0x14,0x08,0x14,0x22,0x22,0x00,	; 0x58
+.db 0x22,0x22,0x22,0x14,0x08,0x08,0x08,0x00,	; 0x59
+.db 0x1E,0x10,0x08,0x04,0x02,0x02,0x1E,0x00,	; 0x5A
+.db 0x1C,0x04,0x04,0x04,0x04,0x04,0x1C,0x00,	; 0x5B
+.db 0x00,0x02,0x04,0x08,0x10,0x20,0x00,0x00,	; 0x5C
+.db 0x1C,0x10,0x10,0x10,0x10,0x10,0x1C,0x00,	; 0x5D
+.db 0x08,0x14,0x22,0x00,0x00,0x00,0x00,0x00,	; 0x5E
+.db 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,	; 0x5F
+.db 0x0C,0x0C,0x08,0x00,0x00,0x00,0x00,0x00,	; 0x60
+
+
+
+
+
+
+
+
+
+
+
+#if 0
+.db 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	; 0x20
+.db 0x20,0x70,0x70,0x20,0x20,0x00,0x20,0x00,	; 0x21
+.db 0xD8,0xD8,0x48,0x00,0x00,0x00,0x00,0x00,	; 0x22
+.db 0x00,0x50,0xF8,0x50,0x50,0xF8,0x50,0x00,	; 0x23
+.db 0x10,0x70,0x08,0x30,0x40,0x38,0x20,0x00,	; 0x24
+.db 0x98,0x98,0x40,0x20,0x10,0xC8,0xC8,0x00,	; 0x25
+.db 0x10,0x28,0x28,0x10,0xA8,0x48,0xB0,0x00,	; 0x26
+.db 0x30,0x30,0x10,0x00,0x00,0x00,0x00,0x00,	; 0x27
+.db 0x20,0x10,0x10,0x10,0x10,0x10,0x20,0x00,	; 0x28
+.db 0x10,0x20,0x20,0x20,0x20,0x20,0x10,0x00,	; 0x29
+.db 0x00,0x50,0x70,0xF8,0x70,0x50,0x00,0x00,	; 0x2A
+.db 0x00,0x20,0x20,0xF8,0x20,0x20,0x00,0x00,	; 0x2B
+.db 0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x10,	; 0x2C
+.db 0x00,0x00,0x00,0xF8,0x00,0x00,0x00,0x00,	; 0x2D
+.db 0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,	; 0x2E
+.db 0x00,0x80,0x40,0x20,0x10,0x08,0x00,0x00,	; 0x2F
+.db 0x70,0x88,0xC8,0xA8,0x98,0x88,0x70,0x00,	; 0x30
+.db 0x20,0x30,0x20,0x20,0x20,0x20,0x70,0x00,	; 0x31
+.db 0x70,0x88,0x80,0x60,0x10,0x08,0xF8,0x00,	; 0x32
+.db 0x70,0x88,0x80,0x70,0x80,0x88,0x70,0x00,	; 0x33
+.db 0x40,0x60,0x50,0x48,0xF8,0x40,0x40,0x00,	; 0x34
+.db 0xF8,0x08,0x08,0x78,0x80,0x88,0x70,0x00,	; 0x35
+.db 0x60,0x10,0x08,0x78,0x88,0x88,0x70,0x00,	; 0x36
+.db 0xF8,0x80,0x40,0x20,0x10,0x10,0x10,0x00,	; 0x37
+.db 0x70,0x88,0x88,0x70,0x88,0x88,0x70,0x00,	; 0x38
+.db 0x70,0x88,0x88,0xF0,0x80,0x40,0x30,0x00,	; 0x39
+.db 0x00,0x00,0x30,0x30,0x00,0x30,0x30,0x00,	; 0x3A
+.db 0x00,0x00,0x30,0x30,0x00,0x30,0x30,0x10,	; 0x3B
+.db 0x40,0x20,0x10,0x08,0x10,0x20,0x40,0x00,	; 0x3C
+.db 0x00,0x00,0xF8,0x00,0x00,0xF8,0x00,0x00,	; 0x3D
+.db 0x10,0x20,0x40,0x80,0x40,0x20,0x10,0x00,	; 0x3E
+.db 0x70,0x88,0x80,0x60,0x20,0x00,0x20,0x00,	; 0x3F
+.db 0x70,0x88,0xE8,0xA8,0xE8,0x08,0x70,0x00,	; 0x40
+.db 0x70,0x88,0x88,0x88,0xF8,0x88,0x88,0x00,	; 0x41
+.db 0x78,0x88,0x88,0x78,0x88,0x88,0x78,0x00,	; 0x42
+.db 0x70,0x88,0x08,0x08,0x08,0x88,0x70,0x00,	; 0x43
+.db 0x78,0x88,0x88,0x88,0x88,0x88,0x78,0x00,	; 0x44
+.db 0xF8,0x08,0x08,0x78,0x08,0x08,0xF8,0x00,	; 0x45
+.db 0xF8,0x08,0x08,0x78,0x08,0x08,0x08,0x00,	; 0x46
+.db 0x70,0x88,0x08,0xE8,0x88,0x88,0xF0,0x00,	; 0x47
+.db 0x88,0x88,0x88,0xF8,0x88,0x88,0x88,0x00,	; 0x48
+.db 0x70,0x20,0x20,0x20,0x20,0x20,0x70,0x00,	; 0x49
+.db 0x80,0x80,0x80,0x80,0x88,0x88,0x70,0x00,	; 0x4A
+.db 0x88,0x48,0x28,0x18,0x28,0x48,0x88,0x00,	; 0x4B
+.db 0x08,0x08,0x08,0x08,0x08,0x08,0xF8,0x00,	; 0x4C
+.db 0x88,0xD8,0xA8,0x88,0x88,0x88,0x88,0x00,	; 0x4D
+.db 0x88,0x98,0xA8,0xC8,0x88,0x88,0x88,0x00,	; 0x4E
+.db 0x70,0x88,0x88,0x88,0x88,0x88,0x70,0x00,	; 0x4F
+.db 0x78,0x88,0x88,0x78,0x08,0x08,0x08,0x00,	; 0x50
+.db 0x70,0x88,0x88,0x88,0xA8,0x48,0xB0,0x00,	; 0x51
+.db 0x78,0x88,0x88,0x78,0x48,0x88,0x88,0x00,	; 0x52
+.db 0x70,0x88,0x08,0x70,0x80,0x88,0x70,0x00,	; 0x53
+.db 0xF8,0x20,0x20,0x20,0x20,0x20,0x20,0x00,	; 0x54
+.db 0x88,0x88,0x88,0x88,0x88,0x88,0x70,0x00,	; 0x55
+.db 0x88,0x88,0x88,0x88,0x88,0x50,0x20,0x00,	; 0x56
+.db 0x88,0x88,0xA8,0xA8,0xA8,0xA8,0x50,0x00,	; 0x57
+.db 0x88,0x88,0x50,0x20,0x50,0x88,0x88,0x00,	; 0x58
+.db 0x88,0x88,0x88,0x50,0x20,0x20,0x20,0x00,	; 0x59
+.db 0x78,0x40,0x20,0x10,0x08,0x08,0x78,0x00,	; 0x5A
+.db 0x70,0x10,0x10,0x10,0x10,0x10,0x70,0x00,	; 0x5B
+.db 0x00,0x08,0x10,0x20,0x40,0x80,0x00,0x00,	; 0x5C
+.db 0x70,0x40,0x40,0x40,0x40,0x40,0x70,0x00,	; 0x5D
+.db 0x20,0x50,0x88,0x00,0x00,0x00,0x00,0x00,	; 0x5E
+.db 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFC,	; 0x5F
+.db 0x30,0x30,0x20,0x00,0x00,0x00,0x00,0x00,	; 0x60
+#endif
+
+
diff --git a/avr/modules/lcd2/font/font6x8.asm b/avr/modules/lcd2/font/font6x8.asm
new file mode 100644
index 0000000..50b5696
--- /dev/null
+++ b/avr/modules/lcd2/font/font6x8.asm
@@ -0,0 +1,96 @@
+; ***************************************************************************
+; copyright   : (C) 2025 by Martin Preuss
+; email       : martin@libchipcard.de
+;
+; ***************************************************************************
+; * This file is part of the project "AqHome".                              *
+; * Please see toplevel file COPYING of that project for license details.   *
+; ***************************************************************************
+
+
+; ***************************************************************************
+; code
+
+.cseg
+
+
+
+
+; ---------------------------------------------------------------------------
+; @routine font6x8RenderCharacter
+
+; @param R16    character to write
+; @param R1:R0  background color
+; @param R3:R2  foreground color
+; @param Z      pointer to font
+; @param X      pointer to RAM to store data to
+; @param r18    char width in pixel
+; @param r19    char height in pixel
+; @clobbers r16, r17, r24, r25, x
+
+font6x8MonoRenderCharacter:
+  push zl
+    push zh
+      adiw zh:zl, FONT_OFFS_WIDTH
+      lpm r18, Z+                           ; char width in pixels
+      lpm r19, Z                            ; char height in pixels
+      sbiw zh:zl, FONT_OFFS_WIDTH+1
+      rcall font6x8GetCharPosInFont         ; (r16, r17, r24, r25, z)
+      mov r25, r19   ; height in pixels
+font6x8MonoRenderCharacter_loop1:
+        mov r24, r18   ; width in pixels
+        lpm r17, Z+
+font6x8MonoRenderCharacter_loop2:
+          lsr r17
+          brcs font6x8MonoRenderCharacter_writeForeground
+          st X+, r0
+          st X+, r1
+          rjmp font6x8MonoRenderCharacter_loop2end
+font6x8MonoRenderCharacter_writeForeground:
+          st X+, r2
+          st X+, r3
+font6x8MonoRenderCharacter_loop2end:
+          dec r24
+        brne font6x8MonoRenderCharacter_loop2
+        dec r25
+      brne font6x8MonoRenderCharacter_loop1
+    pop zh
+  pop zl
+  ret
+; @end
+
+
+
+; ---------------------------------------------------------------------------
+; @routine font6x8GetCharPosInFont (same as font8x8GetCharPosInFont!)
+
+; @param  R16     character to write
+; @param  Z pointer to font
+; @return Z pointer to begin of char data
+; @clobbers r16, r17, r24, r25, z
+
+font6x8GetCharPosInFont:
+  mov r24, r16
+  adiw zh:zl, FONT_OFFS_FIRSTCHAR
+  lpm r24, Z+    ; first char num
+  lpm r25, Z+    ; num of chars
+  sub r16, r24
+  brcs font6x8GetCharPosInFont_ret
+  cp r16, r25
+  brcc font6x8GetCharPosInFont_ret
+  mov r24, r16
+  clr r25
+  lsl r24  ; x2
+  rol r25
+  lsl r24  ; x4
+  rol r25
+  lsl r24  ; x8
+  rol r25
+  add zl, r24
+  adc zh, r25
+font6x8GetCharPosInFont_ret:
+  ret
+; @end
+
+
+
diff --git a/avr/modules/lcd2/ili9341/defs.asm b/avr/modules/lcd2/ili9341/defs.asm
index aa3aa70..aa37ed7 100644
--- a/avr/modules/lcd2/ili9341/defs.asm
+++ b/avr/modules/lcd2/ili9341/defs.asm
@@ -57,3 +57,5 @@
 .equ WIN_OFFS_REL_X_HIGH   = 11
 
 
+
+
diff --git a/avr/modules/lcd2/ili9341/main.asm b/avr/modules/lcd2/ili9341/main.asm
index 933e1ba..9ec3266 100644
--- a/avr/modules/lcd2/ili9341/main.asm
+++ b/avr/modules/lcd2/ili9341/main.asm
@@ -97,8 +97,8 @@ ILI9341_Init:
   mov r7, r16
   
 ; set font pos
-  ldi zl, LOW(font1_8x8*2)
-  ldi zh, HIGH(font1_8x8*2)
+  ldi zl, LOW(font2_6x8*2)
+  ldi zh, HIGH(font2_6x8*2)
   
 ; set buffer pos
 ;  ldi xl, LOW(ILI9341_buffer)
@@ -423,6 +423,6 @@ helloWorld: .db "Hello World", 0
 
 
   
-.include "modules/lcd2/font/font1.asm"
+.include "modules/lcd2/font/font2.asm"
 
 
diff --git a/avr/modules/lcd2/win/widget.asm b/avr/modules/lcd2/win/widget.asm
new file mode 100644
index 0000000..4a070d6
--- /dev/null
+++ b/avr/modules/lcd2/win/widget.asm
@@ -0,0 +1,18 @@
+; ***************************************************************************
+; copyright   : (C) 2025 by Martin Preuss
+; email       : martin@libchipcard.de
+;
+; ***************************************************************************
+; * This file is part of the project "AqHome".                              *
+; * Please see toplevel file COPYING of that project for license details.   *
+; ***************************************************************************
+
+
+
+; ---------------------------------------------------------------------------
+; @routine WID_Widget_new @global
+
+
+WID_Widget_new:
+
+