| | |
| | | |
| | | static const scpi_command_t scpi_commands[] = { |
| | | /* IEEE Mandated Commands (SCPI std V1999.0 4.1.1) */ |
| | | // { .pattern = "*CLS", .callback = SCPI_CoreCls,}, |
| | | // { .pattern = "*ESE", .callback = SCPI_CoreEse,}, |
| | | // { .pattern = "*ESE?", .callback = SCPI_CoreEseQ,}, |
| | | // { .pattern = "*ESR?", .callback = SCPI_CoreEsrQ,}, |
| | | // { .pattern = "*IDN?", .callback = SCPI_CoreIdnQ,}, |
| | | // { .pattern = "*OPC", .callback = SCPI_CoreOpc,}, |
| | | // { .pattern = "*OPC?", .callback = SCPI_CoreOpcQ,}, |
| | | // { .pattern = "*RST", .callback = SCPI_CoreRst,}, |
| | | // { .pattern = "*SRE", .callback = SCPI_CoreSre,}, |
| | | // { .pattern = "*SRE?", .callback = SCPI_CoreSreQ,}, |
| | | // { .pattern = "*STB?", .callback = SCPI_CoreStbQ,}, |
| | | // { .pattern = "*TST?", .callback = SCPI_CoreTstQ,}, |
| | | // { .pattern = "*WAI", .callback = SCPI_CoreWai,}, |
| | | { .pattern = "*CLS", .callback = SCPI_CoreCls,}, |
| | | { .pattern = "*ESE", .callback = SCPI_CoreEse,}, |
| | | { .pattern = "*ESE?", .callback = SCPI_CoreEseQ,}, |
| | | { .pattern = "*ESR?", .callback = SCPI_CoreEsrQ,}, |
| | | { .pattern = "*IDN?", .callback = SCPI_CoreIdnQ,}, |
| | | { .pattern = "*OPC", .callback = SCPI_CoreOpc,}, |
| | | { .pattern = "*OPC?", .callback = SCPI_CoreOpcQ,}, |
| | | { .pattern = "*RST", .callback = SCPI_CoreRst,}, |
| | | { .pattern = "*SRE", .callback = SCPI_CoreSre,}, |
| | | { .pattern = "*SRE?", .callback = SCPI_CoreSreQ,}, |
| | | { .pattern = "*STB?", .callback = SCPI_CoreStbQ,}, |
| | | { .pattern = "*TST?", .callback = SCPI_CoreTstQ,}, |
| | | { .pattern = "*WAI", .callback = SCPI_CoreWai,}, |
| | | |
| | | /* Required SCPI commands (SCPI std V1999.0 4.2.1) */ |
| | | // {.pattern = "SYSTem:ERRor[:NEXT]?", .callback = SCPI_SystemErrorNextQ,}, |
| | | // {.pattern = "SYSTem:ERRor:COUNt?", .callback = SCPI_SystemErrorCountQ,}, |
| | | // {.pattern = "SYSTem:VERSion?", .callback = SCPI_SystemVersionQ,}, |
| | | { .pattern = "SYSTem:ERRor[:NEXT]?", .callback = SCPI_SystemErrorNextQ,}, |
| | | { .pattern = "SYSTem:ERRor:COUNt?", .callback = SCPI_SystemErrorCountQ,}, |
| | | { .pattern = "SYSTem:VERSion?", .callback = SCPI_SystemVersionQ,}, |
| | | |
| | | // {.pattern = "STATus:QUEStionable[:EVENt]?", .callback = SCPI_StatusQuestionableEventQ,}, |
| | | // {.pattern = "STATus:QUEStionable:ENABle", .callback = SCPI_StatusQuestionableEnable,}, |
| | | // {.pattern = "STATus:QUEStionable:ENABle?", .callback = SCPI_StatusQuestionableEnableQ,}, |
| | | { .pattern = "STATus:QUEStionable[:EVENt]?", .callback = SCPI_StatusQuestionableEventQ,}, |
| | | { .pattern = "STATus:QUEStionable:ENABle", .callback = SCPI_StatusQuestionableEnable,}, |
| | | { .pattern = "STATus:QUEStionable:ENABle?", .callback = SCPI_StatusQuestionableEnableQ,}, |
| | | |
| | | // {.pattern = "STATus:PRESet", .callback = SCPI_StatusPreset,}, |
| | | |
| | | { .pattern = "STATus:PRESet", .callback = SCPI_StatusPreset,}, |
| | | |
| | | SCPI_CMD_LIST_END |
| | | }; |
| | | |
| | | size_t SCPI_Write(scpi_t * context, const char * data, size_t len) |
| | | { |
| | | (void)context; |
| | | (void)data; |
| | | (void)len; |
| | | |
| | | char output_buffer[1024]; |
| | | size_t output_buffer_pos = 0; |
| | | |
| | | int_fast16_t err_buffer[128]; |
| | | size_t err_buffer_pos = 0; |
| | | |
| | | static void output_buffer_clear(void) { |
| | | output_buffer[0] = '\0'; |
| | | output_buffer_pos = 0; |
| | | } |
| | | |
| | | int SCPI_Error(scpi_t * context, int_fast16_t err) |
| | | { |
| | | (void)context; |
| | | (void)err; |
| | | static size_t output_buffer_write(const char * data, size_t len) { |
| | | memcpy(output_buffer + output_buffer_pos, data, len); |
| | | output_buffer_pos += len; |
| | | output_buffer[output_buffer_pos] = '\0'; |
| | | } |
| | | |
| | | scpi_result_t SCPI_Control(scpi_t * context, scpi_ctrl_name_t ctrl, scpi_reg_val_t val) |
| | | { |
| | | (void)context; |
| | | (void)ctrl; |
| | | (void)val; |
| | | scpi_t scpi_context; |
| | | static void error_buffer_clear(void) { |
| | | err_buffer[0] = '\0'; |
| | | err_buffer_pos = 0; |
| | | |
| | | SCPI_EventClear(&scpi_context); |
| | | SCPI_ErrorClear(&scpi_context); |
| | | } |
| | | |
| | | scpi_result_t SCPI_Reset(scpi_t * context) |
| | | { |
| | | (void)context; |
| | | static void error_buffer_add(int_fast16_t err) { |
| | | err_buffer[err_buffer_pos] = err; |
| | | err_buffer_pos++; |
| | | } |
| | | |
| | | scpi_result_t SCPI_Flush(scpi_t * context) |
| | | { |
| | | (void)context; |
| | | |
| | | static size_t SCPI_Write(scpi_t * context, const char * data, size_t len) { |
| | | (void) context; |
| | | return output_buffer_write(data, len); |
| | | } |
| | | |
| | | static scpi_result_t SCPI_Flush(scpi_t * context) { |
| | | return SCPI_RES_OK; |
| | | } |
| | | |
| | | static int SCPI_Error(scpi_t * context, int_fast16_t err) { |
| | | (void) context; |
| | | |
| | | error_buffer_add(err); |
| | | |
| | | return 0; |
| | | } |
| | | |
| | | scpi_reg_val_t srq_val = 0; |
| | | static scpi_result_t SCPI_Control(scpi_t * context, scpi_ctrl_name_t ctrl, scpi_reg_val_t val) { |
| | | if (SCPI_CTRL_SRQ == ctrl) { |
| | | srq_val = val; |
| | | } else { |
| | | fprintf(stderr, "**CTRL %02x: 0x%X (%d)\r\n", ctrl, val, val); |
| | | } |
| | | return SCPI_RES_OK; |
| | | } |
| | | |
| | | scpi_bool_t RST_executed = FALSE; |
| | | |
| | | static scpi_result_t SCPI_Reset(scpi_t * context) { |
| | | RST_executed = TRUE; |
| | | return SCPI_RES_OK; |
| | | } |
| | | |
| | | static scpi_interface_t scpi_interface = { |
| | |
| | | .interface = &scpi_interface, |
| | | .registers = scpi_regs, |
| | | .units = scpi_units_def, |
| | | .idn = {"MANUFACTURE", "INSTR2013", NULL, "01-02"}, |
| | | .idn = {"MA", "IN", NULL, "VER"}, |
| | | }; |
| | | |
| | | int init_suite(void) { |
| | |
| | | return 0; |
| | | } |
| | | |
| | | void testCommandsHandling(void) { |
| | | #define TEST_INPUT(data, output) { \ |
| | | SCPI_Input(&scpi_context, data, strlen(data)); \ |
| | | CU_ASSERT_STRING_EQUAL(output, output_buffer); \ |
| | | } |
| | | output_buffer_clear(); |
| | | error_buffer_clear(); |
| | | |
| | | /* Test single command */ |
| | | TEST_INPUT("*IDN?\r\n", "MA,IN,0,VER\r\n"); |
| | | output_buffer_clear(); |
| | | |
| | | /* Test multiple commands in input buffer */ |
| | | TEST_INPUT("*IDN?\r\n*IDN?\r\n*IDN?\r\n*IDN?\r\n", "MA,IN,0,VER\r\nMA,IN,0,VER\r\nMA,IN,0,VER\r\nMA,IN,0,VER\r\n"); |
| | | output_buffer_clear(); |
| | | |
| | | /* Test one command in multiple buffers */ |
| | | TEST_INPUT("*IDN?", ""); |
| | | TEST_INPUT("\r\n", "MA,IN,0,VER\r\n"); |
| | | output_buffer_clear(); |
| | | |
| | | /* Test input "timeout" - input with length == 0 */ |
| | | TEST_INPUT("*IDN?", ""); |
| | | TEST_INPUT("", "MA,IN,0,VER\r\n"); |
| | | output_buffer_clear(); |
| | | |
| | | CU_ASSERT_EQUAL(err_buffer_pos, 0); |
| | | error_buffer_clear(); |
| | | |
| | | // TODO: Compound commands A:B;C -> A:B; A:C |
| | | } |
| | | |
| | | void testErrorHandling(void) { |
| | | output_buffer_clear(); |
| | | error_buffer_clear(); |
| | | |
| | | #define TEST_ERROR(data, output, err_num) { \ |
| | | SCPI_Input(&scpi_context, data, strlen(data)); \ |
| | | CU_ASSERT_STRING_EQUAL(output, output_buffer); \ |
| | | error_buffer_clear(); \ |
| | | } |
| | | |
| | | TEST_ERROR("*IDN?\r\n", "MA,IN,0,VER\r\n", 0); |
| | | output_buffer_clear(); |
| | | TEST_ERROR("IDN?\r\n", "", SCPI_ERROR_UNDEFINED_HEADER); |
| | | TEST_ERROR("*ESE\r\n", "", SCPI_ERROR_MISSING_PARAMETER); |
| | | TEST_ERROR("*IDN? 12\r\n", "MA,IN,0,VER\r\n", SCPI_ERROR_PARAMETER_NOT_ALLOWED); |
| | | output_buffer_clear(); |
| | | |
| | | // TODO: SCPI_ERROR_INVALID_SEPARATOR |
| | | // TODO: SCPI_ERROR_INVALID_SUFFIX |
| | | // TODO: SCPI_ERROR_SUFFIX_NOT_ALLOWED |
| | | // TODO: SCPI_ERROR_EXECUTION_ERROR |
| | | // TODO: SCPI_ERROR_ILLEGAL_PARAMETER_VALUE |
| | | } |
| | | |
| | | void testIEEE4882(void) { |
| | | #define TEST_IEEE4882(data, output) { \ |
| | | SCPI_Input(&scpi_context, data, strlen(data)); \ |
| | | CU_ASSERT_STRING_EQUAL(output, output_buffer); \ |
| | | output_buffer_clear(); \ |
| | | } |
| | | |
| | | output_buffer_clear(); |
| | | error_buffer_clear(); |
| | | |
| | | TEST_IEEE4882("*CLS\r\n", ""); |
| | | TEST_IEEE4882("*ESE #H20\r\n", ""); |
| | | TEST_IEEE4882("*ESE?\r\n", "32\r\n"); |
| | | TEST_IEEE4882("*ESR?\r\n", "0\r\n"); |
| | | TEST_IEEE4882("*IDN?\r\n", "MA,IN,0,VER\r\n"); |
| | | TEST_IEEE4882("*OPC\r\n", ""); |
| | | TEST_IEEE4882("*OPC?\r\n", "1\r\n"); |
| | | |
| | | TEST_IEEE4882("*SRE #HFF\r\n", ""); |
| | | TEST_IEEE4882("*SRE?\r\n", "255\r\n"); |
| | | TEST_IEEE4882("*STB?\r\n", "0\r\n"); |
| | | TEST_IEEE4882("*ESR?\r\n", "1\r\n"); |
| | | |
| | | srq_val = 0; |
| | | TEST_IEEE4882("ABCD\r\n", ""); /* "Undefined header" cause command error */ |
| | | CU_ASSERT_EQUAL(srq_val, 96); /* value of STB as service request */ |
| | | TEST_IEEE4882("*STB?\r\n", "96\r\n"); /* Event status register + Service request */ |
| | | TEST_IEEE4882("*ESR?\r\n", "32\r\n"); /* Command error */ |
| | | |
| | | TEST_IEEE4882("*STB?\r\n", "0\r\n"); |
| | | TEST_IEEE4882("*ESR?\r\n", "0\r\n"); |
| | | |
| | | TEST_IEEE4882("SYST:ERR:NEXT?\r\n", "-113,\"Undefined header\"\r\n"); |
| | | TEST_IEEE4882("SYST:ERR:NEXT?\r\n", "0,\"No error\"\r\n"); |
| | | |
| | | RST_executed = FALSE; |
| | | TEST_IEEE4882("*RST\r\n", ""); |
| | | CU_ASSERT_EQUAL(RST_executed, TRUE); |
| | | |
| | | TEST_IEEE4882("*TST?\r\n", "0\r\n"); |
| | | |
| | | TEST_IEEE4882("*WAI\r\n", ""); |
| | | |
| | | TEST_IEEE4882("SYSTem:VERSion?\r\n", "1999.0\r\n"); |
| | | } |
| | | |
| | | #define TEST_ParamInt(data, mandatory, expected_value, expected_result, expected_error_code) \ |
| | | { \ |
| | |
| | | if ((NULL == CU_add_test(pSuite, "SCPI_ParamInt", testSCPI_ParamInt)) |
| | | || (NULL == CU_add_test(pSuite, "SCPI_ParamDouble", testSCPI_ParamDouble)) |
| | | || (NULL == CU_add_test(pSuite, "SCPI_ParamCharacters", testSCPI_ParamCharacters)) |
| | | || (NULL == CU_add_test(pSuite, "Commands handling", testCommandsHandling)) |
| | | || (NULL == CU_add_test(pSuite, "Error handling", testErrorHandling)) |
| | | || (NULL == CU_add_test(pSuite, "IEEE 488.2 Mandatory commands", testIEEE4882)) |
| | | ) { |
| | | CU_cleanup_registry(); |
| | | return CU_get_error(); |