Iris send backlight info over i2c
parent
7d8a20b07f
commit
ac642de9d7
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@ -208,6 +208,15 @@ int i2c_transaction(void) {
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err = i2c_master_write(0x00);
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if (err) goto i2c_error;
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#ifdef BACKLIGHT_ENABLE
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// Write backlight level for slave to read
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err = i2c_master_write(get_backlight_level());
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#else
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// Write zero, so our byte index is the same
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err = i2c_master_write(0x00);
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#endif
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if (err) goto i2c_error;
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// Start read
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err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ);
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if (err) goto i2c_error;
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@ -285,8 +294,12 @@ void matrix_slave_scan(void) {
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int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
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#ifdef USE_I2C
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#ifdef BACKLIGHT_ENABLE
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// Read backlight level sent from master and update level on slave
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backlight_set(i2c_slave_buffer[0]);
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#endif
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for (int i = 0; i < ROWS_PER_HAND; ++i) {
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i2c_slave_buffer[i] = matrix[offset+i];
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i2c_slave_buffer[i+1] = matrix[offset+i];
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}
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#else // USE_SERIAL
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for (int i = 0; i < ROWS_PER_HAND; ++i) {
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