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Let application control interface latency...

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This commit is contained in:
Nathan Conrad
2019-09-24 13:11:45 -04:00
parent e61f2b7393
commit 10105557dc
3 changed files with 74 additions and 19 deletions
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15
src/class/usbtmc/usbtmc_device.h
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@@ -55,6 +55,17 @@ extern usbtmc_response_capabilities_488_t const tud_usbtmc_app_capabilities;
extern usbtmc_response_capabilities_t const tud_usbtmc_app_capabilities;
#endif
// In order to proceed, app must call call usbtmcd_start_bus_read(rhport) during or soon after:
// * tud_usbtmc_app_open_cb
// * tud_usbtmc_app_msg_data_cb
// * tud_usbtmc_app_msgBulkIn_complete_cb
// * tud_usbtmc_app_msg_trigger_cb
// * (successful) tud_usbtmc_app_check_abort_bulk_out_cb
// * (successful) tud_usbtmc_app_check_abort_bulk_in_cb
// * (successful) usmtmcd_app_bulkOut_clearFeature_cb
void tud_usbtmc_app_open_cb(uint8_t rhport, uint8_t interface_id);
bool tud_usbtmc_app_msgBulkOut_start_cb(uint8_t rhport, usbtmc_msg_request_dev_dep_out const * msgHeader);
// transfer_complete does not imply that a message is complete.
bool tud_usbtmc_app_msg_data_cb(uint8_t rhport, void *data, size_t len, bool transfer_complete);
@@ -73,7 +84,7 @@ bool tud_usbtmc_app_check_abort_bulk_out_cb(uint8_t rhport, usbtmc_check_abort_b
bool tud_usbtmc_app_check_clear_cb(uint8_t rhport, usbtmc_get_clear_status_rsp_t *rsp);
// Indicator pulse should be 0.5 to 1.0 seconds long
TU_ATTR_WEAK bool tud_usbtmc_app_indicator_pluse_cb(uint8_t rhport, tusb_control_request_t const * msg, uint8_t *tmcResult);
TU_ATTR_WEAK bool tud_usbtmc_app_indicator_pulse_cb(uint8_t rhport, tusb_control_request_t const * msg, uint8_t *tmcResult);
#if (CFG_USBTMC_CFG_ENABLE_488)
uint8_t tud_usbtmc_app_get_stb_cb(uint8_t rhport, uint8_t *tmcResult);
@@ -93,6 +104,8 @@ bool usbtmcd_transmit_dev_msg_data(
const void * data, size_t len,
bool endOfMessage, bool usingTermChar);
bool usbtmcd_start_bus_read(uint8_t rhport);
/* "callbacks" from USB device core */