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Fix LPC1768 HAL SSD* screen init (#13741)

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Kajetan Rzepecki 2019-04-17 21:57:50 +02:00 committed by Scott Lahteine
parent 836435c5ef
commit e1acc09c6e
1 changed files with 5 additions and 5 deletions
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10
Marlin/src/HAL/HAL_LPC1768/u8g/u8g_com_HAL_LPC1768_ssd_hw_i2c.cpp
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@ -137,8 +137,11 @@ uint8_t u8g_com_HAL_LPC1768_ssd_hw_i2c_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_v
case U8G_COM_MSG_WRITE_BYTE: case U8G_COM_MSG_WRITE_BYTE:
//u8g->pin_list[U8G_PI_SET_A0] = 1; //u8g->pin_list[U8G_PI_SET_A0] = 1;
//if (u8g_com_arduino_ssd_start_sequence(u8g) == 0) if (u8g_com_ssd_I2C_start_sequence(u8g) == 0) {
// return u8g_i2c_stop(), 0; u8g_i2c_stop();
return 0;
}
if (u8g_i2c_send_byte(arg_val) == 0) { if (u8g_i2c_send_byte(arg_val) == 0) {
u8g_i2c_stop(); u8g_i2c_stop();
return 0; return 0;
@ -186,9 +189,6 @@ uint8_t u8g_com_HAL_LPC1768_ssd_hw_i2c_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_v
case U8G_COM_MSG_ADDRESS: /* define cmd (arg_val = 0) or data mode (arg_val = 1) */ case U8G_COM_MSG_ADDRESS: /* define cmd (arg_val = 0) or data mode (arg_val = 1) */
u8g->pin_list[U8G_PI_A0_STATE] = arg_val; u8g->pin_list[U8G_PI_A0_STATE] = arg_val;
u8g->pin_list[U8G_PI_SET_A0] = 1; /* force a0 to set again */ u8g->pin_list[U8G_PI_SET_A0] = 1; /* force a0 to set again */
u8g_i2c_start(0); // send slave address and write bit
u8g_i2c_send_byte(arg_val ? 0x40 : 0x80); // Write to ? Graphics DRAM mode : Command mode
break; break;
} // switch } // switch