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122 lines
2.7 KiB
122 lines
2.7 KiB
1 year ago
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#include "common.h"
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//#include "../tpc/tpc_uart.h"
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#include "../bsp/bsp_cs1232.h"
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#include "../msp/msp_eeprom.h"
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#include "../msp/msp_id.h"
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#include "c_crc.h"
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struct global_param G;
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struct ts_eeprom_param eep_param;
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struct ts_eeprom_enc eep_enc;
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#define EEP_SECTOR_SIZE 0x200
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#define EEP_PARAM_ADDR (EEP_SECTOR_SIZE * 1)
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#define EEP_ENC_ADDR (EEP_SECTOR_SIZE * 0)
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U8 L1_eeprom_read(U8 *buf,U8 *len)
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{
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U8 dlen = 0;
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L0_Iap_Read_array(EEP_PARAM_ADDR, (U8*)&eep_param, 2 + EEPROM_PARAM_DATA_MAX + 2);
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if(eep_param.filter == EEPROM_PARAM_FILTER)
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{
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dlen = eep_param.len - 2;
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crc16(eep_param.crc,(U8*)&eep_param,2+dlen);
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if(eep_param.crc[0] == eep_param.buf[dlen] && eep_param.crc[1] == eep_param.buf[dlen+1])
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{
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L0_uart0_uc('#');
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//Lc_buf_copy_uc((U8*)&G.p,(U8*)eep_param.buf,dlen);
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Lc_buf_copy_uc(buf,(U8*)eep_param.buf,dlen);//防止dlen>sizeof(G.P)引起的内存错误
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*len = dlen;
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return 0;
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}
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}
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return 1;
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}
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U8 L1_eeprom_write(U8 *buf, U8 len)
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{
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U8 dlen = len;
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eep_param.filter = EEPROM_PARAM_FILTER;
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eep_param.len = dlen + 2;
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Lc_buf_copy_uc((U8*)eep_param.buf,buf,dlen);
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crc16(eep_param.crc, &eep_param, 2+dlen);
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eep_param.buf[dlen] = eep_param.crc[0];
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eep_param.buf[dlen+1] = eep_param.crc[1];
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L0_Iap_Erase(EEP_PARAM_ADDR);
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L0_Iap_Program_array(EEP_PARAM_ADDR, (U8*)&eep_param, 2 + dlen + 2);
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return 0;
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}
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int L3_mcu_id_ok(void)
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{
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U8 i = 0,crc[2];
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U32 enc_key;
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//1.获取MCU_ID
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L0_id_get_rom(G.e.mcu_id);
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for(i=0;i<MCU_ID_LEN;i++)
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{
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L0_uart0_uchex(G.e.mcu_id[i]);
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}
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//2.读取eeprom中的加密信息
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L0_Iap_Read_array(EEP_ENC_ADDR, (U8*)&eep_enc, MCU_ID_KEY_LEN + MCU_ID_LEN + 2);
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crc16(crc,(U8*)&eep_enc,MCU_ID_KEY_LEN + MCU_ID_LEN);
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if(eep_enc.crc[0] != crc[0] || eep_enc.crc[1] != crc[1])
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{
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L0_uart0_uc('-');
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return 0;
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}
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//3.根据mcu_id和enc_key计算enc_val
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enc_key = ((U32)eep_enc.enc_key[0] << 24) | (eep_enc.enc_key[1] << 16) | (eep_enc.enc_key[2] << 8) |(eep_enc.enc_key[3] << 0);
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Lc_encrypt_id((U8*)G.e.mcu_enc_id, (U8*)G.e.mcu_id, enc_key, MCU_ID_LEN);
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//4.判断enc_val是否一致
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for(i=0;i<MCU_ID_KEY_LEN;i++)
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{
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if(G.e.mcu_enc_id[i] != eep_enc.enc_val[i])
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{
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return 0;
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}
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}
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return 1;
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}
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void L3_param_init(void)
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{
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int i;
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for(i=0;i<D_ch_max_num;i++)
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{
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G.weight[i] = 0;
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}
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G.allweight = 0;
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G._total_weight = 0;
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G._total_zweight = 0;
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//L3_eeprom_read_param();
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}
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#if 0
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S32 L3_count_std_weight(S32 weight)
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{
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U8 i = 0;
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U16 ratio = 100;
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weight = (weight - G._total_zweight)/10;
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for(i=0;i<D_weight_std_num;i++)
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{
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if(R.p.weight_std[i].weight_range == 0 || (R.p.weight_std[i].weight_range * 100) >= weight)
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{
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break;
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}
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}
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if(i<D_weight_std_num && R.p.weight_std[i].ratio != 0)
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{
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ratio = R.p.weight_std[i].ratio;
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}
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return (S32)(weight * 1.0 * ratio / 100) ;
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}
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#endif
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