tinygo-org/drivers
1
0
Fork 0
mirror of https://github.com/tinygo-org/drivers.git synced 2026-09-01 20:39:04 +00:00
Code Issues Packages Projects Releases 10 Wiki Activity

drivers: add driver for IS31FL3731 matrix LED driver (#370)

Browse Source 
IS31FL3731: add driver for IS31FL3731 matrix LED driver
This commit is contained in:
Anton Fisher
2022-03-09 04:54:07 -08:00
committed by GitHub
parent 02e4548966
commit 9a98d1be55
6 changed files with 421 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
is31fl3731/registers.go
+52
View File
@@ -0,0 +1,52 @@
package is31fl3731
// Registers. Names taken from the datasheet:
// https://www.lumissil.com/assets/pdf/core/IS31FL3731_DS.pdf
const (
// AD pin connected to GND
I2C_ADDRESS_74 uint8 = 0x74
// AD pin connected to SCL
I2C_ADDRESS_75 uint8 = 0x75
// AD pin connected to SDA
I2C_ADDRESS_76 uint8 = 0x76
// AD pin connected to VCC
I2C_ADDRESS_77 uint8 = 0x77
// Main command register
COMMAND uint8 = 0xFD
// Commands for each of 8 frames
FRAME_0 uint8 = 0x00
FRAME_1 uint8 = 0x01
FRAME_2 uint8 = 0x02
FRAME_3 uint8 = 0x03
FRAME_4 uint8 = 0x04
FRAME_5 uint8 = 0x05
FRAME_6 uint8 = 0x06
FRAME_7 uint8 = 0x07
// Command to set configuration
FUNCTION uint8 = 0x0B
// Configuration:
SET_DISPLAY_MODE uint8 = 0x00
SET_ACTIVE_FRAME uint8 = 0x01
SET_AUDIOSYNC uint8 = 0x06
SET_SHUTDOWN uint8 = 0x0A
// Configuration: display mode
DISPLAY_MODE_PICTURE uint8 = 0x00
// Configuration: audiosync (enable audio signal to modulate the intensity of
// the matrix)
AUDIOSYNC_OFF uint8 = 0x00
AUDIOSYNC_ON uint8 = 0x01
// Configuration: software shutdown
SOFTWARE_OFF uint8 = 0x00
SOFTWARE_ON uint8 = 0x01
// Frame LEDs
LED_CONTROL_OFFSET uint8 = 0x00 // to on/off each LED
LED_PWM_OFFSET uint8 = 0x24 // to set PWM (0-255) for each LED
)