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readReg40(0xBF) detects more IDs

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This commit is contained in:
prenticedavid
2016-07-12 08:57:26 +01:00
parent 7aa51b8cba
commit c4ea2bf260
1 changed files with 25 additions and 5 deletions
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30
MCUFRIEND_kbv.cpp
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@@ -121,6 +121,22 @@ static uint16_t read16bits(void)
return (ret << 8) | lo;
}
uint32_t readReg40(uint16_t reg)
{
uint16_t h, m, l;
CS_ACTIVE;
WriteCmd(reg);
setReadDir();
CD_DATA;
h = read16bits();
m = read16bits();
l = read16bits();
RD_IDLE;
CS_IDLE;
setWriteDir();
return ((uint32_t) h << 24) | (m << 8) | (l >> 8);
}
uint16_t MCUFRIEND_kbv::readReg(uint16_t reg)
{
uint16_t ret;
@@ -169,15 +185,19 @@ uint16_t MCUFRIEND_kbv::readID(void)
ret = readReg32(0xA1); //SSD1963: [01 57 61 01]
if (ret == 0x6101)
return 0x1963;
ret = readReg32(0xBF);
ret = readReg40(0xBF);
//HX8357B: [xx 01 62 83 57 FF] unsupported
//R61581: [xx 01 22 15 81] unsupported
if (ret == 0x0494) //ILI9481: [xx 02 04 94 81 FF]
if (ret == 0x9481) //ILI9481: [xx 02 04 94 81 FF]
return 0x9481;
if (ret == 0x2215) //R61520: [xx 01 22 15 20]
if (ret == 0x1511) //?R61511: [xx 02 04 15 11] not tested yet
return 0x1511;
if (ret == 0x1520) //?R61520: [xx 01 22 15 20]
return 0x1520;
ret = readReg32(0xEF); //ILI9327: [xx 02 04 93 27 FF]
if (ret == 0x0493)
if (ret == 0x1400) //?RM68140:[xx FF 68 14 00] not tested yet
return 0x6814;
ret = readReg40(0xEF); //ILI9327: [xx 02 04 93 27 FF]
if (ret == 0x9327)
return 0x9327;
ret = readReg32(0x04); //ST7789V: [85 85 52]
if (ret == 0x8552)