Erase_Userconfigsector(); Description; Actions; Prototype - Infineon SP37 Function Manual

2.29

Erase_UserConfigSector()

2.29.1

Description

This function erases the FLASH user configuration sector located at FLASH address 5780
Lockbyte 3 is not set. If Lockbyte 3 is set this function will return -1 without any action.
This function returns -1 and has no effect if executed in DEBUG mode.
Note: The application software has to ensure that FLASH is only programmed or erased when all required
environmental conditions are fulfilled. Special care has to be taken that ambient temperature
V
voltage and Endurance E
batFL
2.29.2

Actions

• Erase the FLASH user configuration sector
2.29.3

Prototype

signed char Erase_UserConfigSector (void)
2.29.4

Inputs

Table 125 Erase_UserConfigSector: Input Parameters
Register / Address
None
2.29.5

Outputs

Table 126 Erase_UserConfigSector: Output values
Register/ Address
R7
2.29.6

Resource Usage

Table 127 Erase_UserConfigSector: Resources
Type
Registers
SFR
Stack
1) Two additional bytes, not included here, are needed to call the library function
ROM Library Function Guide
n
are within specified range (see [1]).
FL
Type Name
--- ---
Name Type
signed char Statusbyte
Used or Modified
R0, R1, R2, R3, R4, R5, R6, R7
ACC, B, CRC0, CRC1, CRCC, CRCD, DIVIC, DPH, DPL, PSW, TCON, TH0,
TH1, TL0, TL1
1)
5 Bytes
Tire Pressure Monitoring Sensor
Description
---
Description
0: success
-1: failed
103
SP37
ROM Library Functions
-- 57FF if the
H H
T
, supply
FL
Revision 1.0, 2011-12-15