User guide

A795 User Guide: Programming Supplement
Chapter 4: Programming commands
34
User data storage
Code (hexadecimal) Command Page
1B 27 m a0 a1 a2 d1…dm Write to user data storage 101
1B 34 m a0 a1 a2 Read from user data storage 101
1B 6A k Read from non-volatile memory (NVRAM) 101
1B 73 n1 n2 k Write to non-volatile memory (NVRAM) 101
1D 22 n Select memory type (SRAM/flash) where to save logos or user-defined fonts 102
1D 22 55 n1 n2 Flash memory user sectors allocation 102
1D 40 n Erase user flash sector 103
1D 97 m n User storage status 104
Flash download
Code (hexadecimal) Command Page
1B 5B 7D Switch flash download mode 105
1D 00 Return boot sector firmware part number 106
1D 01 Return segment number status of flash memory 106
1D 02 nn Select flash memory sector to download 106
1D 06 Get firmware CRC 106
1D 07 Return microprocessor CRC 107
1D 0E Erase all flash contents except boot sector 107
1D 0F Return main program flash CRC 107
1D 10 n Erase selected flash sector 107
1D 11 aL aH cL cH d1…dn Download to active flash sector 108
1D 8E m nL nH d1 ... dn Download paper type description 108
1D 8F m Return paper type description 109
1D FF Reset firmware 109