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Merge pull request #4142 from iNavFlight/agh_max7456_extra_chars

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Add support for 512 character fonts on MAX7456, add boot logo
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Konstantin Sharlaimov 2019-01-06 12:12:44 +01:00 • committed by GitHub
commit 2cd7ddea0a
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10 changed files with 521 additions and 246 deletions
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15
src/main/fc/fc_msp.c
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@ -2140,13 +2140,18 @@ static mspResult_e mspFcProcessInCommand(uint16_t cmdMSP, sbuf_t *src)
case MSP_OSD_CHAR_WRITE:
#ifdef USE_MAX7456
if (dataSize >= 55) {
uint8_t font_data[64];
const uint8_t addr = sbufReadU8(src);
for (int i = 0; i < 54; i++) {
font_data[i] = sbufReadU8(src);
max7456Character_t chr;
uint16_t addr;
if (dataSize >= 56) {
addr = sbufReadU16(src);
} else {
addr = sbufReadU8(src);
}
for (unsigned ii = 0; ii < sizeof(chr.data); ii++) {
chr.data[ii] = sbufReadU8(src);
}
// !!TODO - replace this with a device independent implementation
max7456WriteNvm(addr, font_data);
max7456WriteNvm(addr, &chr);
} else
return MSP_RESULT_ERROR;
#endif // USE_MAX7456