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中途半端ではあるがいったんバックアップをかねてコミット git-svn-id: file:///Volumes/Transfer/gigaleak_20231201/2020-05-23%20-%20ctr.7z%20+%20svn_v1.068.zip/ctr/svn/ctr_mcu@8 013db118-44a6-b54f-8bf7-843cb86687b1
156 lines
4.8 KiB
C
156 lines
4.8 KiB
C
/* ========================================================
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加速度センサ関係
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・データ更新完了でデータを吸い上げ手レジスタを更新、CPUに割り込み
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・フラグが立っていれば歩数カウント
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・加速度センサ割り込みからタスクを登録して下さい。(I2Cの競合回避などがあるので)
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======================================================== */
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#pragma SFR
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#pragma NOP
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#pragma HALT
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#pragma STOP
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#include "incs.h"
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// ========================================================
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// レジスタ名
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#define ACC_REG_WHOAMI 0x0F
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#define ACC_REG_CTRL1 0x20
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#define ACC_REG_CTRL5 0x24
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#define ACC_REG_X 0x28
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// ビット位置
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#define ACC_bP_PM0 5
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#define ACC_bP_DR0 3
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// ビット設定値
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#define ACC_BITS_PM_PDN 0
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#define ACC_BITS_PM_NORM 1
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#define ACC_BITS_PM_LP0R5 2
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#define ACC_BITS_PM_LP1 3
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#define ACC_BITS_PM_LP2 4
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#define ACC_BITS_PM_LP5 5
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#define ACC_BITS_PM_LP10 6
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#define ACC_BITS_DR_50Hz 0
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#define ACC_BITS_DR_100Hz 1
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#define ACC_BITS_DR_400Hz 2
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#define ACC_BITS_DR_1000Hz 3
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#define ACC_BITS_ALL_AXIS_ON 7
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#define VREG_BITMASK_ACC_CONF0_HOSU 1
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#define VREG_BITMASK_ACC_CONF1_ACQ 3
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// ========================================================
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u8 hosu_mode = 0;
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/*
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0: power down 停止
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1: 動作
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*/
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/* ========================================================
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・割り込みを確認してデータを吸い上げ、レジスタに書き出します
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・本当であればコールバック関数を登録しておけばいいじゃんとなるのですが、
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I2Cが使用中だったら?とか考えると私ではそこまでできないのです。
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・自動歩数計とかでも結局
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======================================================== */
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task_status_immed tsk_cbk_accero(){ // (疑似)isrから登録されます
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if( system_status.pwr_state == ON ){
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// 加速度センサデータレジスタへの反映
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iic_mcu_read( IIC_SLA_ACCEL, ( ACC_REG_X | 0x80 ), 6, &vreg_ctr[VREG_C_ACC_XL] );
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if(( vreg_ctr[ VREG_C_ACC_CONFIG ] & VREG_BITMASK_ACC_CONF1_ACQ ) == 1 ){
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vreg_ctr[ VREG_C_IRQ1 ] |= REG_BIT_ACC_DAT_RDY;
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if( ( vreg_ctr[ VREG_C_IRQ_MASK1 ] & REG_BIT_ACC_DAT_RDY ) != 0 ){
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IRQ0_ast;
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}
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}
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}
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// 歩数計 offでなければ、電源off中でも計測
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if(( vreg_ctr[ VREG_C_ACC_CONFIG_HOSU ] & VREG_BITMASK_ACC_CONF0_HOSU ) != 0 ){
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if(( vreg_ctr[ VREG_C_ACC_CONFIG ] & VREG_BITMASK_ACC_CONF1_ACQ ) == 0x01 ){
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// 歩数計アルゴリズム 100Hz版
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}else{
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// 同 省電力版
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}
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}
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return( ERR_SUCCESS );
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}
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/*=========================================================
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加速度センサ透過アクセス リード
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========================================================*/
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task_status_immed acc_read(){
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vreg_ctr[ VREG_C_ACC_W_BUF ] = iic_mcu_read_a_byte( IIC_SLA_ACCEL, vreg_ctr[VREG_C_ACC_R_ADRS] );
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// vreg_ctr[ VREG_C_ACC_R_BUF ] = iic_mcu_read_a_byte( IIC_SLA_ACCEL, vreg_ctr[VREG_C_ACC_R_ADRS] );
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vreg_ctr[ VREG_C_IRQ1 ] |= REG_BIT_ACC_ACK;
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if( ( vreg_ctr[ VREG_C_IRQ_MASK1 ] & REG_BIT_ACC_ACK ) != 0 ){
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IRQ0_ast;
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}
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return( ERR_SUCCESS );
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}
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/*=========================================================
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加速度センサ透過アクセス ライト
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========================================================*/
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task_status_immed acc_write(){
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iic_mcu_write_a_byte( IIC_SLA_ACCEL, vreg_ctr[VREG_C_ACC_W_ADRS], vreg_ctr[VREG_C_ACC_W_BUF] );
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vreg_ctr[ VREG_C_IRQ1 ] |= REG_BIT_ACC_ACK;
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if( ( vreg_ctr[ VREG_C_IRQ_MASK1 ] & REG_BIT_ACC_ACK ) != 0 ){
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IRQ0_ast;
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}
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return( ERR_SUCCESS );
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}
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/*=========================================================
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自動歩数カウントモードにセット
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todo 他のモードだったら止めたり、復帰させたり
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割り込みルーチンなどでカウント判定が必要
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========================================================*/
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task_status_immed acc_hosu_set(){
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u8 str_send_buf[4];
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iic_mcu_read_a_byte( IIC_SLA_ACCEL, ACC_REG_WHOAMI );
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if( iic_mcu_bus_status == ERR_NOSLAVE ){
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return( ERR_SUCCESS ); // とりあえず、タスクは削除しなくてはならない
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}
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str_send_buf[1] = 0x00; // ...。
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str_send_buf[2] = 0x02;
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str_send_buf[3] = 0x80;
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if( (( vreg_ctr[ VREG_C_ACC_CONFIG_HOSU ] & VREG_BITMASK_ACC_CONF0_HOSU ) == 0 )
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&& (( vreg_ctr[ VREG_C_ACC_CONFIG ] & VREG_BITMASK_ACC_CONF1_ACQ ) == 0 ) ){
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// 完全停止
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str_send_buf[0] = ( ACC_BITS_PM_PDN << ACC_bP_PM0 | 0 << ACC_bP_DR0 | ACC_BITS_ALL_AXIS_ON );
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}
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else
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{
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if(( vreg_ctr[ VREG_C_ACC_CONFIG ] & VREG_BITMASK_ACC_CONF1_ACQ ) == 0x01 ){
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// 100Hz 自動取り込み
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str_send_buf[0] = ( ACC_BITS_PM_NORM << ACC_bP_PM0 | ACC_BITS_DR_100Hz << ACC_bP_DR0 | ACC_BITS_ALL_AXIS_ON );
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}else{
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// 10Hz 自動取り込み(歩数計向け省電力モード)
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str_send_buf[0] = ( ACC_BITS_PM_LP10 << ACC_bP_PM0 | ACC_BITS_ALL_AXIS_ON );
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}
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}
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iic_mcu_write( IIC_SLA_ACCEL, ( ACC_REG_CTRL1 | 0x80 ), 4, str_send_buf );
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return( ERR_SUCCESS );
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}
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