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comparison code_part1/OSTC_code_asm_part1/dump_screen.asm @ 681:6e456a6398e0

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Hardware4 support
author heinrichsweikamp
date Fri, 25 Jan 2013 18:00:49 +0100
parents 1b09cead63a8
children a8a36c85e031
comparison
equal deleted inserted replaced
680:c6220d340684 681:6e456a6398e0
56 ;============================================================================= 56 ;=============================================================================
57 ; Dump screen contains to the UART 57 ; Dump screen contains to the UART
58 58
59 dump_screen_0: 59 dump_screen_0:
60 60
61 ;---- Send OLED box command for the full screen window ------------------- 61 ;---- Send DISPLAY box command for the full screen window -------------------
62 mullw 0 ; PRODH:L <- 0 62 mullw 0 ; PRODH:L <- 0
63 63
64 AA_CMD_WRITE 0x35 ; VerticalStartAddress HIGH:LOW 64 AA_CMD_WRITE 0x35 ; VerticalStartAddress HIGH:LOW
65 AA_DATA_WRITE_PROD ; 00:00 65 AA_DATA_WRITE_PROD ; 00:00
66 66
86 mullw 0 ; Make sure PROD is 0 again. 86 mullw 0 ; Make sure PROD is 0 again.
87 AA_CMD_WRITE 0x21 ; Start Address Vertical (.0 - .319) 87 AA_CMD_WRITE 0x21 ; Start Address Vertical (.0 - .319)
88 AA_DATA_WRITE_PROD ; 00:00 88 AA_DATA_WRITE_PROD ; 00:00
89 89
90 AA_CMD_WRITE 0x22 ; Start reading. 90 AA_CMD_WRITE 0x22 ; Start reading.
91 rcall PLED_DataRead ; Dummy pixel to skip. 91 rcall DISP_DataRead ; Dummy pixel to skip.
92 rcall PLED_DataRead ; Dummy pixel to skip. 92 rcall DISP_DataRead ; Dummy pixel to skip.
93 93
94 movlw .160 ; 160x2 columns 94 movlw .160 ; 160x2 columns
95 movwf ds_column 95 movwf ds_column
96 rcall dump_screen_pixel_reset 96 rcall dump_screen_pixel_reset
97 97
104 104
105 ; Dump even column 105 ; Dump even column
106 movlw .240 ; 240 lines, once. 106 movlw .240 ; 240 lines, once.
107 movwf ds_line 107 movwf ds_line
108 dump_screen_2: 108 dump_screen_2:
109 rcall PLED_DataRead ; read pixel-high byte 109 rcall DISP_DataRead ; read pixel-high byte
110 movwf PRODH 110 movwf PRODH
111 rcall PLED_DataRead ; read pixel-low byte 111 rcall DISP_DataRead ; read pixel-low byte
112 movwf PRODL 112 movwf PRODL
113 rcall dump_screen_pixel 113 rcall dump_screen_pixel
114 114
115 decfsz ds_line,F 115 decfsz ds_line,F
116 bra dump_screen_2 116 bra dump_screen_2
118 118
119 ; Dump odd column 119 ; Dump odd column
120 movlw .240 ; 240 lines, twice. 120 movlw .240 ; 240 lines, twice.
121 movwf ds_line 121 movwf ds_line
122 dump_screen_3: 122 dump_screen_3:
123 rcall PLED_DataRead ; read pixel-high byte 123 rcall DISP_DataRead ; read pixel-high byte
124 movwf PRODH 124 movwf PRODH
125 rcall PLED_DataRead ; read pixel-low byte 125 rcall DISP_DataRead ; read pixel-low byte
126 movwf PRODL 126 movwf PRODL
127 rcall dump_screen_pixel 127 rcall dump_screen_pixel
128 128
129 decfsz ds_line,F 129 decfsz ds_line,F
130 bra dump_screen_3 130 bra dump_screen_3