| | |
| | | #define VTEMP_ADDRESS (0x09) |
| | | #define XTRIM_ADDRESS (0x1E) |
| | | uint8_t module_power; |
| | | uint32_t power_temp,power_input; |
| | | int dwt_initialise(uint16_t config) |
| | | { |
| | | uint32_t power_temp,power_input; |
| | | |
| | | uint8_t plllockdetect = EC_CTRL_PLLLCK; |
| | | uint16_t otp_addr = 0; |
| | | uint32_t ldo_tune = 0; |
| | |
| | | } |
| | | |
| | | _dwt_enableclocks(FORCE_SYS_XTI); // NOTE: set system clock to XTI - this is necessary to make sure the values read by _dwt_otpread are reliable |
| | | dw1000local.deviceID = dwt_readdevid() ; |
| | | if(module_power>36) |
| | | { |
| | | power_temp =(module_power-36); |
| | |
| | | } |
| | | power_input= power_temp<<24|power_temp<<16|power_temp<<8|power_temp; |
| | | dwt_write32bitreg(TX_POWER_ID, power_input); |
| | | dw1000local.deviceID = dwt_readdevid() ; |
| | | // Configure the CPLL lock detect |
| | | dwt_writetodevice(EXT_SYNC_ID, EC_CTRL_OFFSET, 1, &plllockdetect); |
| | | // Read OTP revision number |
| | |
| | | dw1000local.otprev = (otp_addr >> 8) & 0xff; // OTP revision is next byte |
| | | // Load LDO tune from OTP and kick it if there is a value actually programmed. |
| | | ldo_tune = _dwt_otpread(LDOTUNE_ADDRESS); |
| | | dw1000local.deviceID = dwt_readdevid() ; |
| | | if((ldo_tune & 0xFF) != 0) |
| | | { |
| | | uint8_t ldok = OTP_SF_LDO_KICK; |