{"id":2032,"date":"2026-07-28T06:23:00","date_gmt":"2026-07-28T06:23:00","guid":{"rendered":"https:\/\/www.vpascode.com\/ja\/docs\/uncategorized\/c-visualizer-guide\/"},"modified":"2026-07-28T06:23:00","modified_gmt":"2026-07-28T06:23:00","slug":"c-visualizer-guide","status":"publish","type":"ld_docs","link":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/c-visualizer-guide\/","title":{"rendered":"C"},"content":{"rendered":"

\u7d44\u8fbc\u307f\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u3001\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u306e\u30ab\u30fc\u30cd\u30eb\u3001\u307e\u305f\u306f\u9ad8\u6027\u80fd\u30b7\u30b9\u30c6\u30e0\u3092C\u8a00\u8a9e\u3067\u958b\u767a\u3059\u308b\u969b\u3001\u751f\u306e\u30d8\u30c3\u30c0\u30fc\u30d5\u30a1\u30a4\u30eb\u3084\u69cb\u9020\u4f53\u306e\u5ba3\u8a00\u3092\u6271\u3046\u3053\u3068\u3067\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u53ef\u8996\u5316\u3059\u308b\u306e\u304c\u96e3\u3057\u304f\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002C\u30b3\u30fc\u30c9\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30b6\u30fc<\/strong>\u306fC\u69cb\u9020\u4f53\uff08struct<\/code>\uff09\u3001\u30bf\u30b0\u4ed8\u304d\u30e6\u30cb\u30aa\u30f3\uff08union<\/code>\uff09\u3001\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3001\u304a\u3088\u3073\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3055\u308c\u305f\u30d8\u30c3\u30c0\u30fc\u4f9d\u5b58\u95a2\u4fc2\u3092\u3001\u660e\u78ba\u3067\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u56f3\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u69cb\u9020\u3001\u30e1\u30f3\u30d0\u30fc\u578b\u3001\u6a5f\u80fd\u7684\u30ea\u30f3\u30af\u3092\u89e3\u6790\u3059\u308b\u3053\u3068\u3067\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u30a8\u30f3\u30b8\u30cb\u30a2\u3084\u30b7\u30b9\u30c6\u30e0\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306f\u3001\u4f4e\u30ec\u30d9\u30eb\u306e\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u3092\u4e00\u76ee\u3067\u8996\u899a\u7684\u306b\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n

C\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u306e\u4ed5\u7d44\u307f<\/h2>\n

VPasCode\u3067\u306f\u3001C\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u304c\u81ea\u52d5\u7684\u306btypedef struct<\/code>\u5b9a\u7fa9\u3001union<\/code>\u30c7\u30fc\u30bf\u30d6\u30ed\u30c3\u30af\u3001\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u3001\u304a\u3088\u3073\u30d8\u30c3\u30c0\u30fc\u306e\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u3092\u69cb\u9020\u5316\u3055\u308c\u305f\u8996\u899a\u7684\u56f3\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u69cb\u9020\u4f53\u306f\u4e3b\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ab\u30fc\u30c9\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u30dd\u30a4\u30f3\u30bf\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u30e1\u30e2\u30ea\u53c2\u7167\u3092\u8868\u793a\u3057\u3001\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u8996\u899a\u7684\u30ce\u30fc\u30c9\u9593\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u95a2\u4fc2\u30ea\u30f3\u30af\u3092\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n

1. \u5fc5\u9808\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/h3>\n

\u6a19\u6e96\u7684\u306aC\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u53ef\u8996\u5316\u3059\u308b\u306b\u306f\u3001\u69cb\u9020\u4f53\u3001enum\u30d5\u30e9\u30b0\u3001\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u7d44\u8fbc\u307f\u30c7\u30d0\u30a4\u30b9\u30c9\u30e9\u30a4\u30d0\u306f\u3001\u57fa\u672c\u7684\u306aC\u30c7\u30fc\u30bf\u69cb\u9020\u3068\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u62bd\u8c61\u5316\u30ec\u30a4\u30e4\u30fc\u3092\u793a\u3057\u3066\u3044\u307e\u3059\uff1a<\/p>\n

\n
\nC<\/span>
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067C\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n
\n
\r\n
\r\n C<\/span>\r\n \r\n <\/path><\/path><\/svg>\r\n Edit C in VPasCode<\/span>\r\n <\/a>\r\n <\/div>\r\n
\r\n 
#ifndef SENSOR_DRIVER_H\r\n#define SENSOR_DRIVER_H\r\n\r\n#include <stdint.h>\r\n#include <stdbool.h>\r\n\r\n\/\/ \u30bb\u30f3\u30b5\u30fc\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u30d5\u30e9\u30b0\r\ntypedef enum {\r\n    SENSOR_OK = 0,\r\n    SENSOR_ERR_TIMEOUT,\r\n    SENSOR_ERR_OVERFLOW\r\n} sensor_status_t;\r\n\r\n\/\/ \u30bb\u30f3\u30b5\u30fc\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u8aad\u307f\u53d6\u308a\u8a2d\u5b9a\r\ntypedef struct {\r\n    uint8_t i2c_address;\r\n    uint32_t sample_rate_hz;\r\n    bool high_precision;\r\n} sensor_config_t;\r\n\r\n\/\/ \u30cf\u30fc\u30c9\u30a6\u30a7\u30a2I2C\u8aad\u307f\u53d6\u308a\u7528\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\u5951\u7d04\r\ntypedef sensor_status_t (*i2c_read_fn)(uint8_t addr, uint8_t *buffer, uint16_t len);\r\n\r\n\/\/ \u4e3b\u306a\u30bb\u30f3\u30b5\u30fc\u30c9\u30e9\u30a4\u30d0\u5236\u5fa1\u30cf\u30f3\u30c9\u30eb\r\ntypedef struct {\r\n    sensor_config_t config;\r\n    i2c_read_fn read_cb;\r\n    uint32_t total_samples;\r\n} sensor_driver_t;\r\n\r\nsensor_status_t sensor_init(sensor_driver_t *driver, sensor_config_t config, i2c_read_fn read_cb);\r\n\r\n#endif \/\/ SENSOR_DRIVER_H<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit C in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067C\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
\u9ad8\u5ea6\u306a\u69cb\u9020\u6280\u8853<\/h2>\n
C\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u30ab\u30fc\u30cd\u30eb\u30c7\u30fc\u30bf\u69cb\u9020\u3001\u30d7\u30ed\u30bb\u30b9\u5236\u5fa1\u30d6\u30ed\u30c3\u30af\uff08PCB\uff09\u3001\u30bf\u30b9\u30af\u5b9f\u884c\u30ad\u30e5\u30fc\u3092\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b\u306e\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
1. \u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u306e\u30d7\u30ed\u30bb\u30b9\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9<\/h3>\n
\u30bf\u30b9\u30af\u30b9\u30c6\u30fc\u30c8\u3001\u30d7\u30ed\u30bb\u30b9\u30e1\u30bf\u30c7\u30fc\u30bf\u69cb\u9020\u4f53\u3001\u304a\u3088\u3073\u4e8c\u91cd\u30ea\u30f3\u30af\u30ea\u30b9\u30c8\u30dd\u30a4\u30f3\u30bf\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001VPasCode\u306f\u30ab\u30fc\u30cd\u30eb\u30ec\u30d9\u30eb\u306e\u30bf\u30b9\u30af\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u3092\u660e\u78ba\u306a\u30ce\u30fc\u30c9\u30de\u30c3\u30d7\u306b\u5909\u63db\u3057\u307e\u3059\uff1a<\/p>\n
\n
\nC<\/span>
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067C\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n
\n            
\r\n                                
\r\n                    C<\/span>\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit C in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                
\r\n                    
#include <stdint.h>\r\n\r\ntypedef enum {\r\n    TASK_READY,\r\n    TASK_RUNNING,\r\n    TASK_BLOCKED,\r\n    TASK_TERMINATED\r\n} task_state_t;\r\n\r\n\/\/ \u30d7\u30ed\u30bb\u30b9\u5236\u5fa1\u30d6\u30ed\u30c3\u30af\uff08PCB\uff09\r\ntypedef struct task_control_block {\r\n    uint32_t pid;\r\n    uint8_t priority;\r\n    task_state_t state;\r\n    void *stack_pointer;\r\n    struct task_control_block *next_task;\r\n    struct task_control_block *prev_task;\r\n} tcb_t;\r\n\r\n\/\/ \u30ab\u30fc\u30cd\u30ebCPU\u30e9\u30f3\u30ad\u30e5\u30fc\u306e\u8868\u73fe\r\ntypedef struct {\r\n    tcb_t *current_task;\r\n    tcb_t *head;\r\n    uint32_t active_count;\r\n} scheduler_runqueue_t;\r\n\r\nvoid scheduler_yield(scheduler_runqueue_t *rq);<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit C in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067C\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u30c7\u30fc\u30bf\u30d1\u30b1\u30c3\u30c8\u30e6\u30cb\u30aa\u30f3\u306e\u69cb\u9020\u5316<\/h2>\n
\u30bd\u30b1\u30c3\u30c8\u62bd\u8c61\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u30d8\u30c3\u30c0\u69cb\u9020\u4f53\u3001\u30e1\u30e2\u30ea\u304c\u91cd\u8907\u3059\u308b\u30e6\u30cb\u30aa\u30f3\u3092\u53ef\u8996\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306f\u30d0\u30a4\u30ca\u30ea\u30d1\u30b1\u30c3\u30c8\u306e\u30d5\u30ec\u30fc\u30df\u30f3\u30b0\u3092\u52b9\u679c\u7684\u306b\u7ba1\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n
1. \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bd\u30b1\u30c3\u30c8\u304a\u3088\u3073\u30d7\u30ed\u30c8\u30b3\u30eb\u30d0\u30c3\u30d5\u30a1\u30cf\u30f3\u30c9\u30e9<\/h3>\n
\u660e\u78ba\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5883\u754c\u3092\u5b9a\u7fa9\u3059\u308b\u305f\u3081\u306b\u3001\u30bd\u30b1\u30c3\u30c8\u8a2d\u5b9a\u30cf\u30f3\u30c9\u30eb\u3001\u30d0\u30c3\u30d5\u30a1\u69cb\u9020\u4f53\u3001\u30d1\u30b1\u30c3\u30c8\u30e1\u30e2\u30ea\u306e\u30e6\u30cb\u30aa\u30f3\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3059\u308b\uff1a<\/p>\n
\n
\nC<\/span>
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067C\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n
\n            
\r\n                                
\r\n                    C<\/span>\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit C in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                
\r\n                    
#include <stdint.h>\r\n\r\n\/\/ \u30ed\u30a6\u30d0\u30a4\u30c8\u3068\u69cb\u9020\u5316IP\u30a2\u30c9\u30ec\u30b9\u306e\u305f\u3081\u306e\u30e6\u30cb\u30aa\u30f3\r\ntypedef union {\r\n    uint32_t ipv4_raw;\r\n    uint8_t  bytes[4];\r\n} ip_address_t;\r\n\r\n\/\/ \u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64\u30d1\u30b1\u30c3\u30c8\u30d8\u30c3\u30c0\u30fc\r\ntypedef struct {\r\n    ip_address_t src_ip;\r\n    ip_address_t dest_ip;\r\n    uint16_t src_port;\r\n    uint16_t dest_port;\r\n    uint16_t payload_len;\r\n} packet_header_t;\r\n\r\n\/\/ \u30bd\u30b1\u30c3\u30c8\u63a5\u7d9a\u30cf\u30f3\u30c9\u30eb\r\ntypedef struct {\r\n    int socket_fd;\r\n    packet_header_t header;\r\n    uint8_t *tx_buffer;\r\n    uint8_t *rx_buffer;\r\n} network_socket_t;<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit C in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067C\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
\u00a0<\/p>\n
\u6226\u7565\u7684\u306a\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n
    \n
  • \u4f7f\u7528\u3059\u308b\uff1atypedef struct<\/code>\u30af\u30ea\u30fc\u30f3\u306a\u578b\u306e\u305f\u3081\u306b\uff1a<\/strong>\u660e\u78ba\u306atypedef<\/code>\u56f3\u306e\u30ce\u30fc\u30c9\u30e9\u30d9\u30eb\u3092\u7c21\u6f54\u304b\u3064\u8aad\u307f\u3084\u3059\u304f\u4fdd\u3064\u305f\u3081\u306b\u3001\u660e\u78ba\u306a\u540d\u524d\u3092\u4ed8\u3051\u308b\u3002<\/li>\n
  • \u95a2\u6570\u30dd\u30a4\u30f3\u30bf\u3092\u4f7f\u7528\u3057\u3066\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u8868\u73fe\u3059\u308b\uff1a<\/strong>\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u52d5\u4f5c\u3068\u62bd\u8c61\u5316\u30ec\u30a4\u30e4\u30fc\u3092\u30e2\u30c7\u30eb\u5316\u3059\u308b\uff08\u4f8b\uff1aread_fn<\/code>).<\/li>\n
  • \u95a2\u9023\u3059\u308b\u30e1\u30e2\u30ea\u3092\u30e6\u30cb\u30aa\u30f3\u306b\u30b0\u30eb\u30fc\u30d7\u5316\u3059\u308b\uff1a<\/strong>\u4f7f\u7528\u3059\u308b\uff1aunion<\/code>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30ec\u30b8\u30b9\u30bf\u3084\u91cd\u8907\u3059\u308b\u30d1\u30b1\u30c3\u30c8\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\u30e2\u30c7\u30eb\u5316\u3059\u308b\u969b\u306b\u3001\u5171\u6709\u30e1\u30e2\u30ea\u9818\u57df\u3092\u533a\u5225\u3059\u308b\u305f\u3081\u306b\u30e6\u30cb\u30aa\u30f3\u69cb\u9020\u3092\u4f7f\u7528\u3059\u308b\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"
    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