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Code Issues Releases Activity

Tidy ups, speedier channel scanning, RSSI meter updating fix

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OneOfEleven
2023-10-02 09:31:35 +01:00
parent e0aa1a83be
commit 3c7f496f3e
11 changed files with 179 additions and 131 deletions
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19
driver/bk4819.c
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@ -717,14 +717,14 @@ void BK4819_SetupSquelch(
//
BK4819_WriteRegister(BK4819_REG_4E, // 01 101 11 1 00000000
#if 0
// original
(1u << 14) // 1 ???
| (5u << 11) // 5 squelch = 1 delay .. 0 ~ 7
| (3u << 9) // 3 squelch = 0 delay .. 0 ~ 3
| SquelchOpenGlitchThresh); // 0 ~ 255
#else
// supposedly fast
(1u << 14) // 1 ???
| (2u << 11) // squelch = 1 delay .. 0 ~ 7
| (1u << 9) // squelch = 0 delay .. 0 ~ 3
| SquelchOpenGlitchThresh); // 0 ~ 255
#endif
@ -1487,10 +1487,15 @@ void BK4819_PlayRogerMDC(void)
unsigned int i;
BK4819_SetAF(BK4819_AF_MUTE);
BK4819_WriteRegister(BK4819_REG_58, 0x37C3); // FSK Enable, RX Bandwidth FFSK1200/1800, 0xAA or 0x55 Preamble, 11 RX Gain,
// 101 RX Mode, FFSK1200/1800 TX
BK4819_WriteRegister(BK4819_REG_72, 0x3065); // Set Tone2 to 1200Hz
BK4819_WriteRegister(BK4819_REG_70, 0x00E0); // Enable Tone2 and Set Tone2 Gain
BK4819_WriteRegister(BK4819_REG_58, 0x37C3); // FSK Enable,
// RX Bandwidth FFSK 1200/1800
// 0xAA or 0x55 Preamble
// 11 RX Gain,
// 101 RX Mode
// TX FFSK 1200/1800
BK4819_WriteRegister(BK4819_REG_72, 0x3065); // Set Tone-2 to 1200Hz
BK4819_WriteRegister(BK4819_REG_70, 0x00E0); // Enable Tone-2 and Set Tone2 Gain
BK4819_WriteRegister(BK4819_REG_5D, 0x0D00); // Set FSK data length to 13 bytes
BK4819_WriteRegister(BK4819_REG_59, 0x8068); // 4 byte sync length, 6 byte preamble, clear TX FIFO
BK4819_WriteRegister(BK4819_REG_59, 0x0068); // Same, but clear TX FIFO is now unset (clearing done)
@ -1509,7 +1514,7 @@ void BK4819_PlayRogerMDC(void)
SYSTEM_DelayMs(180);
// Stop FSK TX, reset Tone2, disable FSK
// Stop FSK TX, reset Tone-2, disable FSK
BK4819_WriteRegister(BK4819_REG_59, 0x0068);
BK4819_WriteRegister(BK4819_REG_70, 0x0000);
BK4819_WriteRegister(BK4819_REG_58, 0x0000);