?? f320_timecritical.asm
字號:
; F320_TimeCritical.asm generated from: F320_TimeCritical.c
; COMPILER INVOKED BY:
; C:\Keil\C51\BIN\c51.exe F320_TimeCritical.c DB OE OT(9,SPEED)
$NOMOD51
NAME F320_TIMECRITICAL
CCF2 BIT 0D8H.2
TB80 BIT 098H.3
SPI0CKR DATA 0A2H
CCF3 BIT 0D8H.3
P0 DATA 080H
SPIEN BIT 0F8H.0
CCF4 BIT 0D8H.4
P1 DATA 090H
P2 DATA 0A0H
ADC0CF DATA 0BCH
P3 DATA 0B0H
AC BIT 0D0H.6
EIE1 DATA 0E6H
EA BIT 0A8H.7
MCE0 BIT 098H.5
EIE2 DATA 0E7H
USB0XCN DATA 0D7H
PSCTL DATA 08FH
CF BIT 0D8H.7
IT01CF DATA 0E4H
ADC0CN DATA 0E8H
P0MDOUT DATA 0A4H
P1MDOUT DATA 0A5H
TMR2RLH DATA 0CBH
IE DATA 0A8H
P2MDOUT DATA 0A6H
P3MDOUT DATA 0A7H
TMR3RLH DATA 093H
EIP1 DATA 0F6H
TXBMT BIT 0F8H.1
EIP2 DATA 0F7H
PCA0CPH0 DATA 0FCH
TMR2RLL DATA 0CAH
PCA0CPH1 DATA 0EAH
TMR3RLL DATA 092H
PCA0CPH2 DATA 0ECH
CR BIT 0D8H.6
T2SPLIT BIT 0C8H.3
TF2H BIT 0C8H.7
PCA0CPH3 DATA 0EEH
REN0 BIT 098H.4
PCA0CPH4 DATA 0FEH
PCA0CPL0 DATA 0FBH
PCA0CPL1 DATA 0E9H
PCA0CPM0 DATA 0DAH
PCA0MD DATA 0D9H
PCA0CN DATA 0D8H
PCA0CPL2 DATA 0EBH
PCA0CPM1 DATA 0DBH
TF2L BIT 0C8H.6
PCA0CPL3 DATA 0EDH
PCA0CPM2 DATA 0DCH
IP DATA 0B8H
ARBLOST BIT 0C0H.2
PCA0CPL4 DATA 0FDH
PCA0CPM3 DATA 0DDH
PCA0CPM4 DATA 0DEH
CY BIT 0D0H.7
SI BIT 0C0H.0
XBR0 DATA 0E1H
SMB0CF DATA 0C1H
XBR1 DATA 0E2H
EMI0CN DATA 0AAH
REF0CN DATA 0D1H
REG0CN DATA 0C9H
AD0INT BIT 0E8H.5
SP DATA 081H
OV BIT 0D0H.2
SMB0CN DATA 0C0H
TMR2 DATA 0CCH
MODF BIT 0F8H.5
S0MODE BIT 098H.7
VDM0CN DATA 0FFH
P0MDIN DATA 0F1H
CPT0MD DATA 09DH
CPT0CN DATA 09BH
P1MDIN DATA 0F2H
CPT1MD DATA 09CH
CPT1CN DATA 09AH
P2MDIN DATA 0F3H
TF2LEN BIT 0C8H.5
P3MDIN DATA 0F4H
SPI0CN DATA 0F8H
PCON DATA 087H
SPIF BIT 0F8H.7
TMOD DATA 089H
TCON DATA 088H
WCOL BIT 0F8H.6
NSSMD0 BIT 0F8H.2
NSSMD1 BIT 0F8H.3
TMR2CN DATA 0C8H
P0SKIP DATA 0D4H
TMR3CN DATA 091H
T2XCLK BIT 0C8H.0
P1SKIP DATA 0D5H
P2SKIP DATA 0D6H
IE0 BIT 088H.1
SPICFG DATA 0A1H
CPT0MX DATA 09FH
IE1 BIT 088H.3
OSCICL DATA 0B3H
CPT1MX DATA 09EH
CLKSEL DATA 0A9H
B DATA 0F0H
ADC0H DATA 0BEH
OSCICN DATA 0B2H
TMR2RL DATA 0CAH
ADC0L DATA 0BDH
ACC DATA 0E0H
SPIDAT DATA 0A3H
ES0 BIT 0A8H.4
AD0EN BIT 0E8H.7
ET0 BIT 0A8H.1
ET1 BIT 0A8H.3
TF0 BIT 088H.5
CLKMUL DATA 0B9H
ET2 BIT 0A8H.5
RI0 BIT 098H.0
TF1 BIT 088H.7
TH0 DATA 08CH
EX0 BIT 0A8H.0
TI0 BIT 098H.1
IT0 BIT 088H.0
PCA0H DATA 0FAH
TH1 DATA 08DH
MASTER BIT 0C0H.7
EX1 BIT 0A8H.2
IT1 BIT 088H.2
SPICKR DATA 0A2H
P BIT 0D0H.0
ACK BIT 0C0H.1
OSCXCN DATA 0B1H
TL0 DATA 08AH
PCA0L DATA 0F9H
TL1 DATA 08BH
TXMODE BIT 0C0H.6
PS0 BIT 0B8H.4
PT0 BIT 0B8H.1
RS0 BIT 0D0H.3
PT1 BIT 0B8H.3
RS1 BIT 0D0H.4
PT2 BIT 0B8H.5
TR0 BIT 088H.4
AD0TM BIT 0E8H.6
TR1 BIT 088H.6
TR2 BIT 0C8H.2
PX0 BIT 0B8H.0
PX1 BIT 0B8H.2
DPH DATA 083H
ADC0GTH DATA 0C4H
DPL DATA 082H
ADC0GTL DATA 0C3H
SBUF0 DATA 099H
ESPI0 BIT 0A8H.6
ADC0LTH DATA 0C6H
RSTSRC DATA 0EFH
SCON0 DATA 098H
AMX0N DATA 0BAH
ADC0LTL DATA 0C5H
AMX0P DATA 0BBH
STA BIT 0C0H.5
PSPI0 BIT 0B8H.6
SMB0DAT DATA 0C2H
TMR2H DATA 0CDH
SPI0CFG DATA 0A1H
T2SOF BIT 0C8H.4
TMR3H DATA 095H
CKCON DATA 08EH
RXOVRN BIT 0F8H.4
TMR2L DATA 0CCH
ACKRQ BIT 0C0H.3
USB0ADR DATA 096H
TMR3L DATA 094H
F0 BIT 0D0H.5
FLSCL DATA 0B6H
USB0DAT DATA 097H
AD0CM0 BIT 0E8H.0
F1 BIT 0D0H.1
STO BIT 0C0H.4
AD0CM1 BIT 0E8H.1
SPI0DAT DATA 0A3H
AD0CM2 BIT 0E8H.2
AD0WINT BIT 0E8H.3
AD0BUSY BIT 0E8H.4
PSW DATA 0D0H
CCF0 BIT 0D8H.0
RB80 BIT 098H.2
FLKEY DATA 0B7H
CCF1 BIT 0D8H.1
?PR?Turn_On_Stream?F320_TIMECRITICAL SEGMENT CODE
?PR?Turn_Off_Stream?F320_TIMECRITICAL SEGMENT CODE
EXTRN CODE (_FIFO_Purge)
PUBLIC Turn_Off_Stream
PUBLIC Turn_On_Stream
; //-----------------------------------------------------------------------------
; // F320_TimeCritical.c
; //-----------------------------------------------------------------------------
; // Copyright 2005 Silicon Laboratories, Inc.
; // http://www.silabs.com
; //
; // Program Description:
; //
; // This module contains mixed C and assembly for time critical code portions.
; // When it is compiled, it updates F320_TimeCritical.asm, which is included in
; // the normal project build. The code in this module is hand optimized to meet
; // timing requirements for this specific application. Modifications to this
; // module should be kept to a minimum, or avoided entirely.
; //
; // FID:
; // Target: C8051F320
; // Tool chain: KEIL C51 7.0.0.1 / KEIL A51 7.0.0.1
; // Silicon Laboratories IDE version 2.3
; // Command Line: See Readme.txt
; // Project Name: F320_DEFAULT
; //
; // Release 1.0
; // -Initial Revision (DM)
; // -05 AUG 2005
; // -Firmware Template Modifications (PD)
; //
; //
; //-----------------------------------------------------------------------------
; // Preprocessor Directives
; //-----------------------------------------------------------------------------
;
; #pragma SRC(F320_TimeCritical.asm)
;
; //-----------------------------------------------------------------------------
; // Includes
; //-----------------------------------------------------------------------------
;
; #include "c8051f320.h" // SFR declarations
; #include "F320_DEFAULT.h" // Main project header
; #include "F320_USB_Register.h" // USB core register header
; #include "F320_USB_Common.h" // USB protocol header
; #include "F320_USB_Descriptor.h" // USB descriptor definitions
;
; //-----------------------------------------------------------------------------
; // Turn_On_Stream
; //-----------------------------------------------------------------------------
; //
; // Return Value : None
; // Parameters : None
; //
; // This function purges the USB FIFO, and puts then puts the device's Vendor
; // and product ID on the USB FIFO. This ensures that a transmit complete
; // interrupt will be generated while the F320 buffers the first millisecond of
; // samples. By putting this identification in the data stream, the host can
; // be sure it is communicating with the correct USB audio device.
; //
; //-----------------------------------------------------------------------------
; void Turn_On_Stream (void) using USB_REGISTER_BANK
RSEG ?PR?Turn_On_Stream?F320_TIMECRITICAL
Turn_On_Stream:
USING 1
PUSH PSW
MOV PSW,#08H
; SOURCE LINE # 58
; {
; FIFO_Purge (3); // Index is set to 3 in this call
; SOURCE LINE # 60
MOV R7,#03H
LCALL _FIFO_Purge
;
; #pragma asm
;
; USING 0; // Really using register bank 0
USING 0;
;
; PUSH PSW;
PUSH PSW;
; MOV PSW,#00H;
MOV PSW,#00H;
;
; MOV R1,#00H; // Reset read and write pointers
MOV R1,#00H;
; MOV R2,#00H;
MOV R2,#00H;
;
; POLL10:
POLL10:
; MOV A,USB0ADR;
MOV A,USB0ADR;
; JB ACC.7,POLL10; // Wait for access to USB SIE
JB ACC.7,POLL10;
; MOV USB0ADR,#023H; // Configure to write endpoint 3 FIFO
MOV USB0ADR,#023H;
;
; POLL11:
POLL11:
; MOV A,USB0ADR;
MOV A,USB0ADR;
; JB ACC.7,POLL11; // Wait for access to USB SIE
JB ACC.7,POLL11;
; MOV A, #VID_LSB;
MOV A, #0xC4;
; MOV USB0DAT, A; // Write vendor ID low byte
MOV USB0DAT, A;
;
; POLL12:
POLL12:
; MOV A,USB0ADR;
MOV A,USB0ADR;
; JB ACC.7,POLL12; // Wait for access to USB SIE
JB ACC.7,POLL12;
; MOV A, #VID_MSB;
MOV A, #0x10;
; MOV USB0DAT, A; // Write vendor ID high byte
MOV USB0DAT, A;
;
; POLL13:
POLL13:
; MOV A,USB0ADR;
MOV A,USB0ADR;
; JB ACC.7,POLL13; // Wait for access to USB SIE
JB ACC.7,POLL13;
; MOV A, #PID_LSB;
MOV A, #0x9A;
; MOV USB0DAT, A; // Write product ID low byte
MOV USB0DAT, A;
;
; POLL14:
POLL14:
; MOV A,USB0ADR;
MOV A,USB0ADR;
; JB ACC.7,POLL14; // Wait for access to USB SIE
JB ACC.7,POLL14;
; MOV A, #PID_MSB;
MOV A, #0x81;
; MOV USB0DAT, A; // Write product ID high byte
MOV USB0DAT, A;
;
; POP PSW;
POP PSW;
;
; #pragma endasm
;
; // Set rbInINPRDY to send data to host
; POLL_WRITE_BYTE (EINCSR1, rbInINPRDY);
; SOURCE LINE # 106
?C0001:
MOV A,USB0ADR
JB ACC.7,?C0001
?C0002:
MOV USB0ADR,#011H
MOV USB0DAT,#01H
;
; AMX0P = 0x09; // Positive input starts as P2.1, left
; SOURCE LINE # 108
MOV AMX0P,#09H
; ADC0L = 0x00; // Write zero values to ADC
; SOURCE LINE # 109
CLR A
MOV ADC0L,A
; ADC0H = 0x80;
; SOURCE LINE # 110
MOV ADC0H,#080H
;
; // Enable Reset, and Suspend interrupts; Disable SOF interrupts
; POLL_WRITE_BYTE (CMIE, rbRSTINTE | rbSUSINTE);
; SOURCE LINE # 113
?C0003:
MOV A,USB0ADR
JB ACC.7,?C0003
?C0004:
MOV USB0ADR,#0BH
MOV USB0DAT,#05H
;
; POLL_WRITE_BYTE (IN1IE, 0x09); // Enable Endpoint 0 and 3 in interrupts
; SOURCE LINE # 115
?C0005:
MOV A,USB0ADR
JB ACC.7,?C0005
?C0006:
MOV USB0ADR,#07H
MOV USB0DAT,#09H
;
;
; }
; SOURCE LINE # 118
POP PSW
RET
; END OF Turn_On_Stream
;
; //-----------------------------------------------------------------------------
; // Turn_Off_Stream
; //-----------------------------------------------------------------------------
; //
; // Return Value : None
; // Parameters : None
; //
; // This routine stops is called when the device should stop sampling audio and
; // be able to accept control commands from the host.
; //
; //-----------------------------------------------------------------------------
; void Turn_Off_Stream (void) using USB_REGISTER_BANK
RSEG ?PR?Turn_Off_Stream?F320_TIMECRITICAL
Turn_Off_Stream:
USING 1
PUSH PSW
MOV PSW,#08H
; SOURCE LINE # 131
; {
; TR2 = OFF;
; SOURCE LINE # 133
CLR TR2
;
; POLL_WRITE_BYTE (IN1IE, 0x01); // Enable Endpoint 0 interrupts only
; SOURCE LINE # 135
?C0008:
MOV A,USB0ADR
JB ACC.7,?C0008
?C0009:
MOV USB0ADR,#07H
MOV USB0DAT,#01H
;
; FIFO_Purge (3); // Index is set to 3 in this call
; SOURCE LINE # 137
MOV R7,#03H
LCALL _FIFO_Purge
;
;
; // Enable SOF, Reset, and Suspend interrupt
; POLL_WRITE_BYTE (CMIE, rbSOFE | rbRSTINTE | rbSUSINTE);
; SOURCE LINE # 141
?C0010:
MOV A,USB0ADR
JB ACC.7,?C0010
?C0011:
MOV USB0ADR,#0BH
MOV USB0DAT,#0DH
;
; }
; SOURCE LINE # 143
POP PSW
RET
; END OF Turn_Off_Stream
END
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