main.bak

ADI公司的关于光通讯模块的监控程序,在KEIL FOR ARM 的编译环境编译.程序大小约12K,芯片是ADu7020.

// main.c

/*************************************************************************
Program Name    : SFP Reference Design Firmware
Hardware        : SFP Module Board v1.3/V1.4, Host Board v1.0/v2.0
Parts on board  : ADuC7019(rev.H Si)/ADN2870_1/ADN2890_1_2
Revision        : 1.70 beta5
Date            : Aug 3, 2005
Author          : N.Matsuzoe
File(s)         : main.c/config.c/monitor.c/diag.c/i2c.c/sff8472_table.c
                  ldd.c/irq.c/fiq.c/flash.c/common.h
Settings        : Core Clock = 42MHz, CD=0, FINT=disable
                  DDM update rate = 50ms (Timer1@20Hz)
                  ER compensation update rate = 0.5s
Revision history:

r1.70b5(03Aug05) - added FEEMOD conifig, enabled read/write to flash
r1.70b4(03Aug05) - disabled read/write to Flash
r1.70b3(02Aug05) - added time out in Flash control

r1.70b1(28Jul05) - Support ADuC7019 REV.H silicon
               - changed I2C routine
               - removed PLA IRQ for a STOP detect
               - changed temp sensor TC gain from -2mV/oC to -1.3mV/oC

r1.60(14Feb05) - Added slew rate control(5v/s) on DAC0 at start-up
               - Changed I2C routine
               - Added I2C stop detection by using Programable Logic Array
               - Disabled auto flash update, changed flash update routine
               - Changed LOS and RateSel detection. Using P1.4 and P1.5 as GPI
r1.52(23Nov04) - Changed TxPow ADC input channel from ADC3 to ADC15
r1.51(17Nov04) - Changed LOS_INV input to low
r1.50(28Oct04) - Support V1.3 and V1.4 PCB
                 Changed RxPow ADC input channel from ADC3 to ADC4
                 Changed TxPow ADC input channel from ADC4/14(Diff.) to ADC3(single-end) 
r1.41(12Sep04) - Added software workaround for I2C device address decode error
                 Byte address from 0x80 thru 0xFF in i2c device address 0xA0
                 is not supported from this revision
r1.40(09Jul04) - Added write protection for read-only resister
                 Fixed checksum bug 
r1.30(25Jun04) - Added closed-loop ER compensation function
                 Changed RxPowMonitor, support 2.0Kohm RSSI resistor
                 Added er#002 workaround
r1.20(14Jun04) - Support ADuC7020 REV.E silicon
                 Added I2C 2nd address match and I2C TX FIFO Flush
                 Fixed RxRateSel status bit
r1.17(10Jun04) - Added TxPowMon enable/disable resister
r1.16(03Jun04) - Added Checksum functions
                 Changed DDM data format, lower 4-bit fixed at zero 
r1.15(27May04) - Disabled TxPow monitor
r1.14(26May04) - Changed TxPow monitor
r1.13(25May04) - Changed Timer freq., I2C_read and Temp Mon
r1.12(05May04) - Support ADuC7020 REV.D silicon 
                 Added dummy ADC reads for all monior functions
r1.11(20Apr04) - Fixed temperature monitoring, ER compensation, RxPowMon
r1.10(13Apr04) - Added data save/load function by Flash/EE
r1.00(15Mar04) - Initial release, Support ADuC7020 REV.C silicon
**************************************************************************/

#include <ADuC7020.h>
#include "common.h"

BYTE A0h[256];
BYTE A2h[256];
BYTE i2c_first, i2c_receive, dac_update;

int main(void){

    FEEMOD |= 0x108;               // enable flash erase/write

    InitCPU();              // Initialize CPU configuration
    InitFlash();            // Initialize Flash if first start-up(ProgramFlash-to-DataFlash)
    InitSFF8472();          // Map SFF8472 table(DataFlash-to-SRAM)
    InitLdd();              // Enable DAC for Er/Pav settting

    i2c_first = TRUE;



    FIQEN = 0x00000200;     // enable I2C0SIRQ
    IRQEN = 0x00048008;     // enable Timer1IRQ, XIRQ0, XIRQ1

    while(1){

        #if DEBUG == 1

        #endif

    }
    return (0);
}