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add delys to read16bits(). test reg(EF) before reg(A1). R61520 via A1

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This commit is contained in:
prenticedavid
2019-11-11 14:51:17 +00:00
parent c84e497481
commit 7de07a9dad
1 changed files with 7 additions and 5 deletions
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12
MCUFRIEND_kbv.cpp
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@@ -147,9 +147,11 @@ static uint16_t read16bits(void)
if (ret > 255) //ID might say 0x00D3
return ret;
#else
delay(1); //1us should be adequate
READ_8(ret);
#endif
//all MIPI_DCS_REV1 style params are 8-bit
delay(1); //1us should be adequate
READ_8(lo);
return (ret << 8) | lo;
}
@@ -201,14 +203,17 @@ uint16_t MCUFRIEND_kbv::readID(void)
ret = readReg(0x67); //HX8347-A
if (ret == 0x4747)
return 0x8347;
ret = readReg40(0xEF); //ILI9327: [xx 02 04 93 27 FF]
if (ret == 0x9327)
return 0x9327;
//#if defined(SUPPORT_1963) && USING_16BIT_BUS
ret = readReg32(0xA1); //SSD1963: [01 57 61 01]
if (ret == 0x6101)
return 0x1963;
if (ret == 0xFFFF) //R61526: [xx FF FF FF]
return 0x1526; //subsequent begin() enables Command Access
// if (ret == 0xFF00) //R61520: [xx FF FF 00]
// return 0x1520; //subsequent begin() enables Command Access
if (ret == 0xFF00) //R61520: [xx FF FF 00]
return 0x1520; //subsequent begin() enables Command Access
//#endif
ret = readReg40(0xBF);
if (ret == 0x8357) //HX8357B: [xx 01 62 83 57 FF]
@@ -231,9 +236,6 @@ uint16_t MCUFRIEND_kbv::readID(void)
ret = readReg32(0xD7);
if (ret == 0x8031) //weird unknown from BangGood [xx 20 80 31] PrinceCharles
return 0x8031;
ret = readReg40(0xEF); //ILI9327: [xx 02 04 93 27 FF]
if (ret == 0x9327)
return 0x9327;
ret = readReg32(0xFE) >> 8; //weird unknown from BangGood [04 20 53]
if (ret == 0x2053)
return 0x2053;