R01US0068EJ0100 Datasheet, PDF (49/56 Pages) Renesas Technology Corp – EEPROM Emulation Library

RL78 Family
EEPROM Emulation Library Pack02
Chapter 6 Software Resources and Processing Time
Table 6-1 EEL Function Response Time of EEPROM Emulation Library Pack02
Functions
FDL_Init
FDL_Open
FDL_Close
EEL_Init
EEL_Open
EEL_Close
EEL_GetSpace
EEL_GetVersionString
EEL_Execute
EEL_Handler
MAX time(Full Speed Mode)
1199 / fcpu
27 / fcpu + 14us
836 / fcpu + 444us
3268 / fcpu
14 / fcpu
17 / fcpu
47 / fcpu
14 / fcpu
320 / fcpu
4582 / fcpu
MAX time(Wide Voltage Mode)
1199 / fcpu
27 / fcpu + 14us
791 / fcpu + 969us
3268 / fcpu
14 / fcpu
17 / fcpu
47 / fcpu
14 / fcpu
320 / fcpu
4582 / fcpu
Table 6-2 Total Processing Time of EEPROM Emulation Library Pack 02
Functions
EEL_Execute / EEL_Handler
EEL_CMD_STARTUP
EEL_CMD_FORMAT
EEL_CMD_REFRESH
1. Finished normally
EEL_CMD_REFRESH
2. REFRESH processing
failed until Block Num -1
EEL_CMD_VERIFY
EEL_CMD_WRITE
EEL_CMD_READ
EEL_CMD_SHUTDOWN
MAX time(Full Speed Mode)
MAX time(Wide Voltage Mode)
( 280530 + 235 * Block Num )
/ fcpu + 1612 us
( 67102 + 288981 * Block Num )
/ fcpu + ( 266627 * Block Num ) us
5163828 / fcpu + 774424 us
( 277604 + 235 * Block Num )
/ fcpu + 8798 us
( 67102 + 256218 * Block Num )
/ fcpu + ( 303359 * Block Num ) us
5072479 / fcpu + 1421917 us
( 1554000 + 7538406 * (Block Num - 1) )
/ fcpu + ( 1548404 * (Block Num - 1) ) us
( 1554000 + 7355752 * (Block Num - 1) )
/ fcpu + ( 2842866 * (Block Num - 1) ) us
30869 / fcpu + 4126 us
303387 / fcpu + 111858 us
5102 / fcpu
219 / fcpu
19605 / fcpu + 29754 us
289240 / fcpu + 253342 us
5102 / fcpu
219 / fcpu
Remarks fcpu: CPU/peripheral hardware clock frequency (for example, at 20 MHz, fcpu = 20)
Block Num: Number of EEPROM emulation blocks
R01US0068EJ0100 Rev.1.00
Mar. 28, 2014
Page 49 of 53