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allow read commands with length

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This commit is contained in:
MichaelDvP
2021-03-30 11:57:37 +02:00
parent 5cf41bdce0
commit 9771ea8f2d
7 changed files with 24 additions and 21 deletions
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12
src/console.cpp
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@@ -222,12 +222,16 @@ void EMSESPShell::add_console_commands() {
[=](Shell & shell __attribute__((unused)), const std::vector<std::string> & arguments) {
uint8_t device_id = Helpers::hextoint(arguments.front().c_str());
uint16_t type_id = Helpers::hextoint(arguments[1].c_str());
EMSESP::set_read_id(type_id);
if (arguments.size() == 3) {
if (arguments.size() == 4) {
uint16_t offset = Helpers::hextoint(arguments[2].c_str());
uint8_t length = Helpers::hextoint(arguments.back().c_str());
EMSESP::send_read_request(type_id, device_id, offset, length);
} else if (arguments.size() == 3) {
uint16_t offset = Helpers::hextoint(arguments.back().c_str());
EMSESP::send_read_request(type_id, device_id, offset);
EMSESP::send_read_request(type_id, device_id, offset, EMS_MAX_TELEGRAM_LENGTH);
} else {
EMSESP::send_read_request(type_id, device_id);
// send with length to send immediatly and trigger publish read_id
EMSESP::send_read_request(type_id, device_id, 0, EMS_MAX_TELEGRAM_LENGTH);
}
});

4
src/emsdevice.cpp
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@@ -800,8 +800,8 @@ void EMSdevice::write_command(const uint16_t type_id, const uint8_t offset, cons
}
// send Tx read command to the device
void EMSdevice::read_command(const uint16_t type_id) {
EMSESP::send_read_request(type_id, device_id());
void EMSdevice::read_command(const uint16_t type_id, const uint8_t offset, const uint8_t length) {
EMSESP::send_read_request(type_id, device_id(), offset, length);
}
} // namespace emsesp

2
src/emsdevice.h
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@@ -279,7 +279,7 @@ class EMSdevice {
void write_command(const uint16_t type_id, const uint8_t offset, uint8_t * message_data, const uint8_t message_length, const uint16_t validate_typeid);
void write_command(const uint16_t type_id, const uint8_t offset, const uint8_t value, const uint16_t validate_typeid);
void write_command(const uint16_t type_id, const uint8_t offset, const uint8_t value);
void read_command(const uint16_t type_id);
void read_command(const uint16_t type_id, uint8_t offset = 0, uint8_t length = 0);
void register_mqtt_topic(const std::string & topic, mqtt_subfunction_p f);
void register_mqtt_cmd(const __FlashStringHelper * cmd, cmdfunction_p f, uint8_t flag = 0);

11
src/emsesp.cpp
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@@ -949,14 +949,9 @@ bool EMSESP::command_info(uint8_t device_type, JsonObject & json, const int8_t i
return has_value;
}
// send a read request, passing it into to the Tx Service, with offset
void EMSESP::send_read_request(const uint16_t type_id, const uint8_t dest, const uint8_t offset) {
txservice_.read_request(type_id, dest, offset);
}
// send a read request, passing it into to the Tx Service, with no offset
void EMSESP::send_read_request(const uint16_t type_id, const uint8_t dest) {
txservice_.read_request(type_id, dest, 0); // 0 = no offset
// send a read request, passing it into to the Tx Service, with optional offset and length
void EMSESP::send_read_request(const uint16_t type_id, const uint8_t dest, const uint8_t offset, const uint8_t length) {
txservice_.read_request(type_id, dest, offset, length);
}
// sends write request

3
src/emsesp.h
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@@ -92,8 +92,7 @@ class EMSESP {
static bool process_telegram(std::shared_ptr<const Telegram> telegram);
static std::string pretty_telegram(std::shared_ptr<const Telegram> telegram);
static void send_read_request(const uint16_t type_id, const uint8_t dest);
static void send_read_request(const uint16_t type_id, const uint8_t dest, const uint8_t offset);
static void send_read_request(const uint16_t type_id, const uint8_t dest, const uint8_t offset = 0, const uint8_t length = 0);
static void send_write_request(const uint16_t type_id, const uint8_t dest, const uint8_t offset, uint8_t * message_data, const uint8_t message_length, const uint16_t validate_typeid);
static void send_write_request(const uint16_t type_id, const uint8_t dest, const uint8_t offset, const uint8_t value);
static void send_write_request(const uint16_t type_id, const uint8_t dest, const uint8_t offset, const uint8_t value, const uint16_t validate_typeid);

11
src/telegram.cpp
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@@ -419,7 +419,7 @@ void TxService::add(uint8_t operation, const uint8_t * data, const uint8_t lengt
}
// build header. src, dest and offset have fixed positions
uint8_t src = data[0];
uint8_t src = ems_bus_id(); // data[0]; we can only send data with own bus_id.
uint8_t dest = data[1];
uint8_t offset = data[3];
@@ -485,11 +485,16 @@ void TxService::add(uint8_t operation, const uint8_t * data, const uint8_t lengt
}
// send a Tx telegram to request data from an EMS device
void TxService::read_request(const uint16_t type_id, const uint8_t dest, const uint8_t offset) {
void TxService::read_request(const uint16_t type_id, const uint8_t dest, const uint8_t offset, const uint8_t length) {
LOG_DEBUG(F("Tx read request to device 0x%02X for type ID 0x%02X"), dest, type_id);
uint8_t message_data[1] = {EMS_MAX_TELEGRAM_LENGTH}; // request all data, 32 bytes
add(Telegram::Operation::TX_READ, dest, type_id, offset, message_data, 1, 0);
// if length set, publish result and set telegram to front
if (length) {
message_data[0] = length;
EMSESP::set_read_id(type_id);
}
add(Telegram::Operation::TX_READ, dest, type_id, offset, message_data, 1, 0, length != 0);
}
// Send a raw telegram to the bus, telegram is a text string of hex values

2
src/telegram.h
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@@ -264,7 +264,7 @@ class TxService : public EMSbus {
void send();
void add(const uint8_t operation, const uint8_t dest, const uint16_t type_id, const uint8_t offset, uint8_t * message_data, const uint8_t message_length, const uint16_t validateid, const bool front = false);
void add(const uint8_t operation, const uint8_t * data, const uint8_t length, const uint16_t validateid, const bool front = false);
void read_request(const uint16_t type_id, const uint8_t dest, const uint8_t offset = 0);
void read_request(const uint16_t type_id, const uint8_t dest, const uint8_t offset = 0, const uint8_t length = 0);
void send_raw(const char * telegram_data);
void send_poll();
void retry_tx(const uint8_t operation, const uint8_t * data, const uint8_t length);