Appendix E Initialization Routine - Epson S1C17M20 Technical Manual

Appendix E Initialization Routine

The following lists typical vector tables and initialization routines:
boot.s
.org 0x8000
.section .rodata
; ======================================================================
; Vector table
; ======================================================================
.long BOOT
.long unalign_handler
.long nmi_handler
.long int03_handler
.long svd3_handler
.long pport_handler
.long int06_handler
.long clg_handler
.long rtca_handler
.long t16_0_handler
.long uart3_0_handler
.long t16_1_handler
.long spia_0_handler
.long i2c_handler
.long t16b_0_handler
.long t16b_1_handler
.long uart3_1_handler
.long snda_handler
.long remc3_handler
.long int13_handler
.long rfc_0_handler
.long rfc_1_handler
.long t16_2_handler
.long spia_1_handler
.long t16_3_handler
.long adc12a_handler
.long int1a_handler
.long int1b_handler
.long int1c_handler
.long int1d_handler
.long int1e_handler
.long int1f_handler
; ======================================================================
; Program code
; ======================================================================
.text
.align 1
BOOT:
; ===== Initialize ===========================================
; ----- Stack pointer --------------------
Xld.a %sp, 0x7c0
; ----- Memory controller ----------------
Xld.a %r1, 0x41b0
; Flash read wait cycle
Xld.a %r0, 0x00
ld.b [%r1], %r0
; ===== Main routine =========================================
...
S1C17M20/M21/M22/M23/M24/M25
TECHNICAL MANUAL (Rev. 1.0)
; interrupt vector
; number offset
; 0x00 0x00
; 0x01 0x04
; 0x02 0x08
; 0x03 0x0c
; 0x04 0x10
; 0x05 0x14
; 0x06 0x18
; 0x07 0x1c
; 0x08 0x20
; 0x09 0x24
; 0x0a 0x28
; 0x0b 0x2c
; 0x0c 0x30
; 0x0d 0x34
; 0x0e 0x38
; 0x0f 0x3c
; 0x10 0x40
; 0x11 0x44
; 0x12 0x48
; 0x13 0x4c
; 0x14 0x50
; 0x15 0x54
; 0x16 0x58
; 0x17 0x5c
; 0x18 0x60
; 0x19 0x64
; 0x1a 0x68
; 0x1b 0x6c
; 0x1c 0x70
; 0x1d 0x74
; 0x1e 0x78
; 0x1f 0x7c
; FLASHC register address
; 0x00 = No wait
; [0x41b0] <= 0x00
Seiko Epson Corporation
APPENDIX E INITIALIZATION ROUTINE
interrupt
source
reset
unalign
NMI
-
SVD3
PPORT
-
CLG
RTCA
T16 ch0
UART3 ch0
T16 ch1
SPIA ch0
I2C
T16B ch0
T16B ch1
UART3 ch1
SNDA
REMC3
-
RFC ch0
RFC ch1
T16 ch2
SPIA ch1
T16 ch3
ADC12A
-
-
-
-
-
-
...(1)
...(2)
...(3)
...(4)
...(5)
AP-E-1