diff options
Diffstat (limited to 'drivers/led/snled27351.c')
-rw-r--r-- | drivers/led/snled27351.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/led/snled27351.c b/drivers/led/snled27351.c index b22a4af779..d985e4c5f1 100644 --- a/drivers/led/snled27351.c +++ b/drivers/led/snled27351.c @@ -37,8 +37,7 @@ { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } #endif -// Transfer buffer for TWITransmitData() -uint8_t g_twi_transfer_buffer[65]; +uint8_t i2c_transfer_buffer[65]; // These buffers match the SNLED27351 PWM registers. // The control buffers match the PG0 LED On/Off registers. @@ -54,17 +53,17 @@ bool g_led_control_registers_update_required[SNLED27351_DRIVER_COUNT] bool snled27351_write_register(uint8_t addr, uint8_t reg, uint8_t data) { // If the transaction fails function returns false. - g_twi_transfer_buffer[0] = reg; - g_twi_transfer_buffer[1] = data; + i2c_transfer_buffer[0] = reg; + i2c_transfer_buffer[1] = data; #if SNLED27351_I2C_PERSISTENCE > 0 for (uint8_t i = 0; i < SNLED27351_I2C_PERSISTENCE; i++) { - if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, SNLED27351_I2C_TIMEOUT) != 0) { + if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, SNLED27351_I2C_TIMEOUT) != 0) { return false; } } #else - if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, SNLED27351_I2C_TIMEOUT) != 0) { + if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, SNLED27351_I2C_TIMEOUT) != 0) { return false; } #endif @@ -82,22 +81,22 @@ bool snled27351_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) { // Iterate over the pwm_buffer contents at 64 byte intervals. for (uint8_t i = 0; i < SNLED27351_PWM_REGISTER_COUNT; i += 64) { - g_twi_transfer_buffer[0] = i; + i2c_transfer_buffer[0] = i; // Copy the data from i to i+63. // Device will auto-increment register for data after the first byte // Thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer. for (uint8_t j = 0; j < 64; j++) { - g_twi_transfer_buffer[1 + j] = pwm_buffer[i + j]; + i2c_transfer_buffer[1 + j] = pwm_buffer[i + j]; } #if SNLED27351_I2C_PERSISTENCE > 0 for (uint8_t i = 0; i < SNLED27351_I2C_PERSISTENCE; i++) { - if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 65, SNLED27351_I2C_TIMEOUT) != 0) { + if (i2c_transmit(addr << 1, i2c_transfer_buffer, 65, SNLED27351_I2C_TIMEOUT) != 0) { return false; } } #else - if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 65, SNLED27351_I2C_TIMEOUT) != 0) { + if (i2c_transmit(addr << 1, i2c_transfer_buffer, 65, SNLED27351_I2C_TIMEOUT) != 0) { return false; } #endif |