diff options
| author | Benedict <benedict@0xb8000.de> | 2018-04-12 15:35:30 +0200 |
|---|---|---|
| committer | Benedict <benedict@0xb8000.de> | 2018-04-12 15:35:30 +0200 |
| commit | b7b1ece7831f6f822b0a1a44924d9d9897065341 (patch) | |
| tree | af77ff3f2e00edd828fc020a036b72fd607b087b /7seg-hex.py | |
| parent | 849f42ed497a0fb4e604b206022c32df6164369b (diff) | |
pi: eeprom: programm eeporm for 7seg display
Diffstat (limited to '7seg-hex.py')
| -rw-r--r-- | 7seg-hex.py | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/7seg-hex.py b/7seg-hex.py new file mode 100644 index 0000000..9ee9e69 --- /dev/null +++ b/7seg-hex.py @@ -0,0 +1,41 @@ +import eeprom_pi as ep + + +## +## This files writes the EEPORM for the 7-segment display +## +## Address one shall show a one on the 7-segment display, +## address two a two, etc. + +# init board for writing +ep.init_board() + +## Mapping of the I/O 0-7 two the 7-segement display: +## I/O 0: A +## I/O 1: B +## I/O 2: C +## I/O 3: D +## I/O 4: E +## I/O 5: F +## I/O 6: G +SEG_A = 0x1 +SEG_B = 0x2 +SEG_C = 0x4 +SEG_D = 0x8 +SEG_E = 0x10 +SEG_F = 0x20 +SEG_G = 0x40 + +ep.write_data_at(0x0, SEG_A | SEG_B | SEG_C | SEG_D | SEG_E | SEG_F) +ep.write_data_at(0x1, SEG_B | SEG_C) +ep.write_data_at(0x2, SEG_A | SEG_B | SEG_G | SEG_E | SEG_D) +ep.write_data_at(0x3, SEG_A | SEG_B | SEG_G | SEG_C | SEG_D) +ep.write_data_at(0x4, SEG_F | SEG_G | SEG_B | SEG_C) +ep.write_data_at(0x5, SEG_A | SEG_F | SEG_G | SEG_C | SEG_D) +ep.write_data_at(0x6, SEG_A | SEG_F | SEG_G | SEG_C | SEG_D | SEG_E) +ep.write_data_at(0x7, SEG_A | SEG_B | SEG_C) +ep.write_data_at(0x8, SEG_A | SEG_B | SEG_C | SEG_D | SEG_E | SEG_F | SEG_G) +ep.write_data_at(0x9, SEG_A | SEG_B | SEG_C | SEG_D | SEG_F | SEG_G) + + +ep. cleanup() |