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Cosel PCA Series Manual

Extended-uart
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Extended-UART
PCA Series
Extended-UART Manual
© 2018 COSEL CO.,LTD.
ver2.1E 2019.03.21

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Summary of Contents for Cosel PCA Series

  • Page 1 Extended-UART PCA Series Extended-UART Manual © 2018 COSEL CO.,LTD. ver2.1E 2019.03.21...

  • Page 2: Table Of Contents

    Applications Manual 　PCA series ---Extended-UART--- Page 1. Overview 2. Extended-UART Wiring and Connection Extended-UART pin function of PCA series Connection method Internal circuit and pull-up recommended value Address setting 3. Communication Specification Communication specification 4. Communication Protocol Overview Communication frames and packets...

  • Page 3: Overview

    Pin number Pin name Function INFO Extended-UART signal SGND Signal ground * Each terminal of CN1 and CN2 are connected inside PCA series. Table 2.2 CN4 Extended-UART related pin function Pin number Pin name Function ADDR0 Address bit 0 ADDR1...

  • Page 4: Connection Method

    Applications manual For PCA series 2.2 Connection method 　Figure 2.2 shows an example of connection using the Extended-UART. * Please contact us if connection with five or more slaves is * D1: Switching diode (Ex.) Toshiba :CES388 ROHM :RB511SM-40 Panasonic :DB2S30900L * D1 is irrelevant if TxD uses an open collector UART module .

  • Page 5: Address Setting

    Applications manual For PCA series 2.3.2 Pull-up recommended value 　A pull-up resistor must be connected to the communication line. 　Table 2.3 shows recommended values of pull-up voltage and pull-up resistor. Table 2.3 Pull-up recommended value Item Unit Value Remark Pull-up voltage Pull-up resistance Ω...

  • Page 6: Communication Specification

    Applications manual For PCA series 3. Communication Specification 2.1 Pin configuration 3.1 Communication specification 　Table 3.1 shows the communication specifications of this product. 　The master (UART module) prepared by customer should be set up according to Table 3.1. Table 3.1 Communication specifications...

  • Page 7: Communication Protocol

    Applications manual For PCA series 4. Communication Protocol 2.1 Pin configuration 4.1 Overview 　The communication operation in the Extended-UART starts when the master transmits a command packet to a slave, and ends when the corresponding slave (this product) transmits a reply packet to the master.

  • Page 8: Structure Of Data Bit

    Applications manual For PCA series 4.3 Structure of data bit For all communication frames, the upper three bits contain the address and the lower five bits contain data. The robustness of the communication data is maintained by the specification that all communication frames have the address information.

  • Page 9: Data Format Of Command Packet

    Applications manual For PCA series 4.5 Data format of command packet 　The command in the Extended-UART command packet has a variable length format shown in Table 4.1. Table 4.1 Command types Type Argument length Remark 5-bit command 16 bits The command can send numerical value from 0 to 65535 to a slave.

  • Page 10: Data Format Of Reply Packet

    Applications manual For PCA series 4.6 Data format of reply packet 　An Extended-UART reply packet consists of the address information, identifier information, checksum, and return value. 　The format of the reply packet is shown in Figure 4.9. Frame0 Frame1 Frame2...

  • Page 11: Hardware Specification Of Extended-Uart

    Applications manual For PCA series 5. Hardware Specification of Extended-UART 2.1 Pin configuration 5.1 Absolute maximum ratings for communication terminals Table 5.1 shows the absolute maximum ratings of the Extended-UART terminals. Table 5.1 Absolute maximum ratings Terminal Item Unit Remark...

  • Page 12: Electrical Characteristics Of Communication Signal

    Applications manual For PCA series 5.4 Electrical characteristics of communication signal 　Table 5.4 shows the communication speed (baud rate) characteristics in the Extended-UART. 　The allowable rise and fall times in the input signal (signal from master to slave) is shown in Table 5.5, and the rise and fall times in the output signal (signal from slave to master) is shown in Table 5.6.

  • Page 13: Command Specification Of Extended-Uart

    Applications manual For PCA series Command specification of Extended-UART 2.1 Pin configuration 6.1 Outline of each command Table 6.1 Outline of each command (1/3) Commands for output-voltage ON/OFF :Turns on the power output CTL_REMOTE_ON CTL_REMOTE_OFF :Turns off the power output...
  • Page 14 Applications manual For PCA series Table 6.1 Outline of each command (2/3) Output-voltage sequence commands SET_TON_DELAY_RC :Set delay time for activation by RC2 terminal READ_TON_DELAY_RC_PRM :Returns the current delay time for activation by RC2 terminal SET_TON_DELAY_VIN :Sets delay time for activation after input...
  • Page 15 Applications manual For PCA series Table 6.1 Outline of each command (3/3) State acquisition commands READ_STOP_CODE :Returns the code indicating the stop status :Returns the cumulative time of input voltage loading TOTAL_INPUT_TIME_1 (minutes) :Returns the cumulative time of input voltage loading...

  • Page 16: Output Voltage On/Off Commands

    Applications manual For PCA series The function and the setting method for each command are shown below. Notation 6.x.x　MON_VOUT　　　[1Eh] [08h] [01h] [00h] Command name Command parameters in communication frame [0][2][3][4], hexadecimal 6.2 Output voltage ON/OFF commands 6.2.1　CTL_REMOTE_ON　　　[1Eh] [08h] [1Ch] [00h] The command to control ON/OFF of the output voltage (remote control function).

  • Page 17: Output-Voltage Setting Commands

    Applications manual For PCA series 6.3 Output-voltage setting commands 6.3.1　SET_VOUT　　　[0Ah][ Argument Sets the output voltage. Sets the output voltage [V] to "Argument/1000". When the output-voltage setting function by the VTRM terminal is enabled, the setting by this command has no effect.
  • Page 18 Applications manual For PCA series 6.3.4　READ_VOUT_REFERENCE　　　[1Eh] [09h] [1Bh] [00h] Returns the output-voltage control value. Examples of return value Return value:5010 => 5.010V * If the state has changed by volume adjustment, etc., it will be different from the value set by SET_VOUT.

  • Page 19: Constant-Current Control Commands

    Applications manual For PCA series 6.4 Constant-current control command 6.4.1　SET_CC_MODE_ITRM　　　[1Eh] [09h] [0Ah] [00h] The setting by the ITRM terminal voltage is applied as the setting of constant current operation. At time of factory shipment, this mode is set as the default.
  • Page 20 Applications manual For PCA series 6.4.7　READ_CC_REFERENCE　　　[1Eh] [09h] [1Ah] [00h] Returns the setting for constant current operation. Return value:11550 => 115.50A Examples of return value * When the state has changed by protection-function operation, etc., the returned value will be different from the value set by SET_CC.

  • Page 21: Output-Voltage Sequence Commands

    Applications manual For PCA series 6.5 Output-voltage sequence commands 6.5.1　SET_TON_DELAY_RC 　[0Fh] [ Argument Sets the delay time [msec] from the RC2 terminal operation to the start of the start operation (Figure 6.5.1). The factory default setting is "0". The setting by this command is also applied to the remote control by communication, but some delay can occur due to signal transmission.
  • Page 22 Applications manual For PCA series In this case, the value larger between the time specified in SET_TON_DELAY_RC and SET_TON_DELAY_VIN will be chosen (Figure 6.5.3). (a)When following "SET_TON_DELAY_RC" setting (b)When following "SET_TON_DELAY_VIN" setting Figure 6.5.3 Timing diagram when specified in SET_TON_DELAY_RC and SET_TON_DELAY_VIN 6.5.4　READ_TON_DELAY_VIN_PRM 　[1Eh] [09h] [1Dh] [00h]...
  • Page 23 Applications manual For PCA series 6.5.5　SET_RAMP_RATE　[1Ah] [03h] [ Argument Selects the change rate of the output voltage. The setting at time of factory shipment is "0". This setting is applied to the startup by turning on the power, activation by the remote control, voltage variation by the VTRM terminal, and voltage adjustment by command SET_VOUT.
  • Page 24 Applications manual For PCA series 6.5.7　SET_START_UP_VIN_AC　[17h] [00h] [ Argument Specifies the starting voltage for AC input. After sending this command, send command SYS_STORE_USER_SETTING and block input for more than 10 seconds. The settings will be effective from the next startup.
  • Page 25 Applications manual For PCA series 6.5.11　SET_START_UP_VIN_DC　[17h] [02h] [ Argument Specify the starting voltage for DC input (excluding PCA1000F). After sending this command, send command SYS_STORE_USER_SETTING and block input for more than 10 seconds. The settings will be effective from the next startup.

  • Page 26: Commands For Setting Accessory Function

    Return value Argument value 　The rated output current of AUX changes with the output voltage(Figure 6.6.1). Figure 6.6.1 The rated output current of AUX (PCA series) 6.6.5　READ_AUX_VOUT_PRM 　[1Eh] [09h] [18h] [00h] Returns the value (argument value) set by command SET_AUX_VOUT.
  • Page 27 Applications manual For PCA series 6.6.6　SET_MS 　[1Ah] [0Ah][Argument] [ This command is valid for the option to add master-slave function.] Specifies the master mode or the slave mode. After sending this command, send command SYS_STORE_USER_SETTING and block input for more than 10 seconds.

  • Page 28: Monitor Commands

    Applications manual For PCA series 6.7 Monitor commands 6.7.1　MON_VIN　　　[1Eh] [08h] [00h] [01h] Returns the effective value of the input voltage. AC and DC are automatically distinguished internally. "Returned value / 100" becomes the input voltage [V]. Correct values may not be returned for input with distorted waveforms.

  • Page 29: Status Commands

    Applications manual For PCA series 6.8 Status commands 6.8.1　READ_STOP_CODE 　[1Eh] [09h] [1Eh] [10h] Returns the code indicating the cause of the stop. Stop code Cause of stop Has not stopped Stops by RC2 terminal operation Stops by command CTL_REMOTE_OFF Stops due to input voltage drop...
  • Page 30 Applications manual For PCA series 6.8.2　TOTAL_INPUT_TIME Returns the cumulative time of input-voltage loading up to the present, recorded in the nonvolatile memory of the PCA. The returned value of TOTAL_INPUT_TIME_1 represents "minute", which is reset to "0" every 60 minutes.

  • Page 31: Commands For Setting Address, Memory, And Communication

    Applications manual For PCA series 6.9 Commands for setting address, memory, and communication 6.9.1　SET_WRITE_PROTECT_ON　　[1Eh] [09h] [05h] [01h] Disables the Write command (see Table 6.1). As an exception, commands SET_WRITE_PROTECT_OFF, SYS_STORE_USER_SETTING, and CTL_ACCUMULATE_EXEC are accepted. Return value 6.9.2　SET_WRITE_PROTECT_OFF　　[1Eh] [09h] [05h] [02h] Removes protection set by SET_WRITE PROTECT_ON.
  • Page 32 Applications manual For PCA series 6.9.4　SYS_STORE_USER_SETTING　　　[1Eh] [09h] [00h] [10h] The values and settings set by the communication function are recorded in the nonvolatile memory of the PCA. Values and settings remain effective even when the input voltage is cut off and then turned on.
  • Page 33 Applications manual For PCA series 6.9.6　CTL_ACCUMULATE_MODE_ON　　　[1Eh] [08h] [1Ch] [10h] Activates the accumulate mode. By sending this command, the accumulate mode is set in which the Write command is not executed immediately.As an exception, commands CTL_ACCUMULATE_EXEC and CTL_ACCUMULATE_CLER are immediately executed.
  • Page 34 Applications manual For PCA series 6.9.11　SET_ADDRESS 　[1Ah] [10h] [ Argument Selects the method of setting the communication address and the address. Sets the communication address to the value specified by the argument. However, when the argument is "128", the address becomes the value specified by the ADDR terminal.

  • Page 35: Product Information Commands

    Applications manual For PCA series 6.10 Product information commands 6.10.1　READ_SERIAL　[1Eh] [09h] [10h] [00h] Returns the serial number in the lot, unique to the product. Range 000〜999 6.10.2　READ_LOT_H　[1Eh] [09h] [10h] [01h] Returns the upper three digits of the product lot number.
  • Page 36 Applications manual For PCA series 6.10.7　READ_VIN_POINT　[1Eh] [09h] [12h] [00h] Returns the position of the decimal point of the returned value of command MON_VIN by the number of digits after the decimal point. Return value 6.10.8　READ_VOUT_POINT　[1E] [09] [12] [01] Returns the position of the decimal point of the returned value of command MON_VOUT by the number of digits after the decimal point.

  • Page 37: Appendix1. List Of Extended-Uart Commands

    Applications manual For PCA series Appendix1. List of Extended-UART commands 2.1 Pin configuration 　Appendix 1 Lists of Extended UART commands (1/3) code Command Extended-UART commands Remark type [Hexadecimal] Output voltage ON/OFF commands CTL_REMOTE_ON 20bit CTL_REMOTE_OFF 20bit READ_REMOTE_PRM 20bit READ_REMOTE_CONTROL 20bit...
  • Page 38 Applications manual For PCA series 　Appendix 1 Lists of Extended UART commands (2/3) code Command Extended-UART commands Remark type [Hexadecimal] Commands for setting Accessory function SET_FAN_MODE_AUTO 20bit SET_FAN_MODE_FIXED_SPEED 20bit READ_FAN_MODE_PRM 20bit SET_AUX_VOUT 10bit [Argument] READ_AUX_VOUT_PRM 20bit SET_MS 10bit [Argument] READ_MS_PRM...
  • Page 39 Applications manual For PCA series 　Appendix 1 Lists of Extended UART commands (3/3) code Command Extended-UART commands Remark type [Hexadecimal] Product information commands READ_SERIAL 20bit READ_LOT_H 20bit READ_LOT_L 20bit READ_PRODUCT_CODE_H 20bit READ_PRODUCT_CODE_L 20bit READ_RATED_VOUT 20bit READ_RATED_IOUT 20bit READ_VIN_POINT 20bit READ_VOUT_POINT...

  • Page 40: Appendix2. Support And Precision

    Applications manual For PCA series Appendix2. Support and precision 2.1 Pin configuration Appendix2　Support and precision　(1/3) Support/precision(Ta=25℃　Vo:60-100%） Extended-UART commands Remark PCA300F PCA600F PCA1000F Output voltage ON/OFF commands ○ ○ ○ CTL_REMOTE_ON ○ ○ ○ CTL_REMOTE_OFF ○ ○ ○ READ_REMOTE_PRM ○ ○...
  • Page 41 Applications manual For PCA series Appendix2　Support and precision　(2/3) Support/precision(Ta=25℃　Vo:60-100%） Extended-UART commands Remark PCA300F PCA600F PCA1000F Commands for setting Accessory function ○ ○ ○ SET_FAN_MODE_AUTO ○ ○ ○ SET_FAN_MODE_FIXED_SPEED ○ ○ ○ READ_FAN_MODE_PRM SET_AUX_VOUT ±3%FS ±3%FS ±3%FS ○ ○ ○ READ_AUX_VOUT_PRM ○...
  • Page 42 Applications manual For PCA series Appendix2　Support and precision　(3/3) Support/precision(Ta=25℃　Vo:60-100%） Extended-UART commands Remark PCA300F PCA600F PCA1000F Product information commands ○ ○ ○ READ_SERIAL ○ ○ ○ READ_LOT_H ○ ○ ○ READ_LOT_L ○ ○ ○ READ_PRODUCT_CODE_H ○ ○ ○ READ_PRODUCT_CODE_L ○ ○...

  • Page 43: Appendix3. List Of Product Codes

    Applications manual For PCA series Appendix3. List of product codes 2.1 Pin configuration A list of product codes is shown below. Please refer to the list shown below for the model code of a few models. Appendix3.　List of product codes for each model number...
  • Page 44 Applications manual For PCA series index 2.1 Pin configuration CTL_ACCUMULATE_CLEAR 6.9.10 READ_VIN_POINT 6.10.7 CTL_ACCUMULATE_EXEC 6.9.9 READ_VOUT_POINT 6.10.8 CTL_ACCUMULATE_MODE_OFF 6.9.7 READ_VOUT_LOWER_LIMIT_PRM 6.3.8 CTL_ACCUMULATE_MODE_ON 6.9.6 READ_VOUT_PRM 6.3.2 CTL_REMOTE_OFF 6.2.2 READ_VOUT_REFERENCE 6.3.4 CTL_REMOTE_ON 6.2.1 READ_VOUT_UPPER_LIMIT_PRM 6.3.6 CTL_RESET_LATCH 6.2.5 READ_WRITE_PROTECT_PRM 6.9.3 MON_FAN_SPEED 6.7.6 SET_ADDRESS 6.9.11...

  • Page 45: Revision History

    Applications manual For PCA series A. Revision history 2.1 Pin configuration Date Page note 2017.04.12 1.0E First edition issued 2017.05.10 1.1E Correction of errors 2017.08.09 1.2E Operation confirmed UART module addtion Full-fledged revision as PCA standard product sale 2018.07.21 2.0E (old version is separated for PCA 600 F -□- P 2)

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