CY8C20X34 CYPRESS [Cypress Semiconductor], CY8C20X34 Datasheet - Page 6

• Manufacturer Part Number: CY8C20X34
• Description: Technical Reference Manual (TRM)
• Manufacturer: CYPRESS [Cypress Semiconductor]

Contents
6
3.
4.
5.
RAM Paging ...................................................................................................................... 33
3.1
3.2
Supervisory ROM (SROM) ................................................................................................. 39
4.1
4.2
4.3
Interrupt Controller ........................................................................................................... 47
5.1
5.2
5.3
Architectural Description .........................................................................................................33
3.1.1
3.1.2
3.1.3
3.1.4
3.1.5
3.1.6
Register Definitions .................................................................................................................36
3.2.1
3.2.2
3.2.3
3.2.4
3.2.5
3.2.6
3.2.7
Architectural Description .........................................................................................................39
4.1.1
4.1.2
Register Definitions ................................................................................................................44
4.2.1
Clocking Strategy.....................................................................................................................45
4.3.1
4.3.2
Architectural Description..........................................................................................................47
5.1.1
Application Overview ...............................................................................................................48
Register Definitions .................................................................................................................49
5.3.1
5.3.2
5.3.3
5.3.4
5.3.5
Basic Paging .........................................................................................................33
Stack Operations ..................................................................................................34
Interrupts ...............................................................................................................34
MVI Instructions ....................................................................................................34
Current Page Pointer ............................................................................................34
Index Memory Page Pointer .................................................................................35
TMP_DRx Registers .............................................................................................36
CUR_PP Register .................................................................................................36
STK_PP Register .................................................................................................37
IDX_PP Register ..................................................................................................37
MVR_PP Register ................................................................................................37
MVW_PP Register ................................................................................................38
Related Registers ..................................................................................................38
Additional SROM Feature......................................................................................40
SROM Function Descriptions ...............................................................................40
4.1.2.1
4.1.2.2
4.1.2.3
4.1.2.4
4.1.2.5
4.1.2.6
4.1.2.7
4.1.2.8
4.1.2.9
4.1.2.10
4.1.2.11
4.1.2.12
Related Registers ..................................................................................................44
DELAY Parameter .................................................................................................45
CLOCK Parameter ................................................................................................45
Posted versus Pending Interrupts..........................................................................48
INT_CLR0 Registers ............................................................................................49
INT_MSK0 Register ..............................................................................................50
INT_SW_EN Register ...........................................................................................50
INT_VC Register ..................................................................................................51
Related Registers ..................................................................................................51
SWBootReset Function .......................................................................40
HWBootReset Function .......................................................................41
ReadBlock Function ............................................................................41
WriteBlock Function.............................................................................42
EraseBlock Function............................................................................42
ProtectBlock Function..........................................................................42
TableRead Function ...........................................................................43
EraseAll Function ................................................................................43
Checksum Function.............................................................................43
Calibrate0 Function .............................................................................43
Calibrate1 Function .............................................................................44
WriteAndVerify Function......................................................................44
PSoC CY8C20x34 TRM, Version 1.0