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| 1 | +------------------------------------------------------------------------------ |
| 2 | +-- -- |
| 3 | +-- Copyright (C) 2019, AdaCore -- |
| 4 | +-- -- |
| 5 | +-- Redistribution and use in source and binary forms, with or without -- |
| 6 | +-- modification, are permitted provided that the following conditions are -- |
| 7 | +-- met: -- |
| 8 | +-- 1. Redistributions of source code must retain the above copyright -- |
| 9 | +-- notice, this list of conditions and the following disclaimer. -- |
| 10 | +-- 2. Redistributions in binary form must reproduce the above copyright -- |
| 11 | +-- notice, this list of conditions and the following disclaimer in -- |
| 12 | +-- the documentation and/or other materials provided with the -- |
| 13 | +-- distribution. -- |
| 14 | +-- 3. Neither the name of the copyright holder nor the names of its -- |
| 15 | +-- contributors may be used to endorse or promote products derived -- |
| 16 | +-- from this software without specific prior written permission. -- |
| 17 | +-- -- |
| 18 | +-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -- |
| 19 | +-- "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -- |
| 20 | +-- LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -- |
| 21 | +-- A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -- |
| 22 | +-- HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -- |
| 23 | +-- SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -- |
| 24 | +-- LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -- |
| 25 | +-- DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -- |
| 26 | +-- THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -- |
| 27 | +-- (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -- |
| 28 | +-- OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -- |
| 29 | +-- -- |
| 30 | +------------------------------------------------------------------------------ |
| 31 | + |
| 32 | +-- Driver for the AdaFruit Charlie Wing matrix LED board. |
| 33 | +-- See the IS31FL3731 package for API documentation. |
| 34 | + |
| 35 | +with HAL; |
| 36 | +with HAL.I2C; |
| 37 | + |
| 38 | +with IS31FL3731; |
| 39 | + |
| 40 | +package AdaFruit.CharlieWing is |
| 41 | + |
| 42 | + subtype X_Coord is IS31FL3731.X_Coord range 0 .. 15; |
| 43 | + subtype Y_Coord is IS31FL3731.Y_Coord range 0 .. 6; |
| 44 | + |
| 45 | + type Device |
| 46 | + (Port : not null HAL.I2C.Any_I2C_Port; |
| 47 | + AD : HAL.UInt2) |
| 48 | + is new IS31FL3731.Device |
| 49 | + with private; |
| 50 | + |
| 51 | + overriding |
| 52 | + function LED_Address (This : Device; |
| 53 | + X : IS31FL3731.X_Coord; |
| 54 | + Y : IS31FL3731.Y_Coord) |
| 55 | + return IS31FL3731.LED_Id |
| 56 | + with Pre => X in X_Coord and then Y in Y_Coord; |
| 57 | + -- LED address conversion specific to the LED arrangement of the Charlie |
| 58 | + -- Wing. |
| 59 | + |
| 60 | +private |
| 61 | + |
| 62 | + type Device |
| 63 | + (Port : not null HAL.I2C.Any_I2C_Port; |
| 64 | + AD : HAL.UInt2) |
| 65 | + is new IS31FL3731.Device (Port, AD) |
| 66 | + with null record; |
| 67 | + |
| 68 | +end AdaFruit.CharlieWing; |
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