Epson C31C636A898 Technical Reference - Page 28
The values of the communication conditions of the serial interface set with commands are enabled
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Table 2-3 Baud rate selection (DIP SW1-7, 1-8) TM-T88IV Switch no. Baud rate (BPS) 1-7 1-8 38400 (Default)** ON ON 4800 OFF ON 9600* ON OFF 19200 OFF OFF * Factory setting. ** The baud rate can be changed with the setting values for the communication conditions of the serial interface. The serial interface communication conditions can be changed using command and Memory switch setting utility. The setting values are 2400, 4800, 9600, 19200, 38400, 57600, and 115200. For the memory switch setup utility, see "Memory Switch Setting Utility" (page 3-6). Note: The values of the communication conditions of the serial interface set with commands are enabled only when DIP switches 1-7 and 1-8 are On. Otherwise, the value selected with DIP switch 1 has priority. Table 2-4 Switch bank 2 settings SW Function ON OFF 2-1 Handshake (BUSY) conditions Receive buffer full Printer offline or receive buffer full * 2-2 Reserved (do not change setting) Fixed to OFF 2-3, 2-4 Print density selection/low-power mode (See separate table.) 2-5 Conditions for canceling receive buffer BUSY state Releases BUSY when Releases BUSY when remaining receive remaining receive buffer capacity buffer capacity reaches 138 bytes. reaches 256 bytes. 2-6 Reserved (do not change setting) Fixed to OFF 2-7 Pin # 6 reset signal Used Not used * 2-8 Pin # 25 reset signal Used Not used * For details on DIP SW2-1: BUSY conditions, also refer to "Busy State" (page 3-11). Table 2-5 Print density selection (DIP SW2-3, 2-4) Switch No. Print density 2-3 2-4 Print density Low-power mode ON ON Normal* OFF OFF Medium ON OFF Print density Dark OFF ON 2-4 Setup Rev. A