2 Copyright 2016 flabbergast <s3+flabbergast@sdfeu.org>
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
18 #ifndef _LED_CONTROLLER_H_
19 #define _LED_CONTROLLER_H_
21 /* =========================
22 * communication functions
23 * ========================= */
25 msg_t is31_write_data(uint8_t page, uint8_t *buffer, uint8_t size);
26 msg_t is31_write_register(uint8_t page, uint8_t reg, uint8_t data);
27 msg_t is31_read_register(uint8_t page, uint8_t reg, uint8_t *result);
29 /* =========================
31 * ========================= */
33 void led_controller_init(void);
35 /* =============================
36 * IS31 chip related definitions
37 * ============================= */
39 #define IS31_ADDR_DEFAULT 0x74
41 #define IS31_REG_CONFIG 0x00
43 #define IS31_REG_CONFIG_PICTUREMODE 0x00
44 #define IS31_REG_CONFIG_AUTOPLAYMODE 0x08
45 #define IS31_REG_CONFIG_AUDIOPLAYMODE 0x18
46 // D2:D0 bits are starting frame for autoplay mode
48 #define IS31_REG_PICTDISP 0x01 // D2:D0 frame select for picture mode
50 #define IS31_REG_AUTOPLAYCTRL1 0x02
51 // D6:D4 number of loops (000=infty)
52 // D2:D0 number of frames to be used
54 #define IS31_REG_AUTOPLAYCTRL2 0x03 // D5:D0 delay time (*11ms)
56 #define IS31_REG_DISPLAYOPT 0x05
57 #define IS31_REG_DISPLAYOPT_INTENSITY_SAME 0x20 // same intensity for all frames
58 #define IS31_REG_DISPLAYOPT_BLINK_ENABLE 0x8
59 // D2:D0 bits blink period time (*0.27s)
61 #define IS31_REG_AUDIOSYNC 0x06
62 #define IS31_REG_AUDIOSYNC_ENABLE 0x1
64 #define IS31_REG_FRAMESTATE 0x07
66 #define IS31_REG_BREATHCTRL1 0x08
67 // D6:D4 fade out time (26ms*2^i)
68 // D2:D0 fade in time (26ms*2^i)
70 #define IS31_REG_BREATHCTRL2 0x09
71 #define IS31_REG_BREATHCTRL2_ENABLE 0x10
72 // D2:D0 extinguish time (3.5ms*2^i)
74 #define IS31_REG_SHUTDOWN 0x0A
75 #define IS31_REG_SHUTDOWN_ON 0x1
77 #define IS31_REG_AGCCTRL 0x0B
78 #define IS31_REG_ADCRATE 0x0C
80 #define IS31_COMMANDREGISTER 0xFD
81 #define IS31_FUNCTIONREG 0x0B // helpfully called 'page nine'
83 #define IS31_TIMEOUT 10000 // needs to be long enough to write a whole page
85 /* ==============================
86 * LED Thread related definitions
87 * ============================== */
89 extern mailbox_t led_mailbox;
91 // constants for signaling the LED controller thread
96 LED_MSG_SLEEP_LED_OFF,
101 #endif /* _LED_CONTROLLER_H_ */