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看到这样一个usb通讯的帖子，可能对你有用！ 主 题： 关于usb通讯方面的问题。请AKing大哥及相关高手来看看，万分感激！！！ , R4 C* b7 O1 X5 F6 V$ q
作 者： aiyu33 ()
9 H4 p+ P1 V' d1 o# u" a" w# V等 级： 2 H, R" |, k; D' h/ s3 D
信 誉 值： 100
# `* x9 x5 f; {3 L, J; P, ~所属论坛： C++ Builder Windows SDK/API ' r! @8 \% Q% o, r# O( n
问题点数： 100
% |; C1 K" |; @7 M1 e9 ]6 Q7 ^回复次数： 12 ) V! C& v- G# c9 x9 r0 g# ?
发表时间： 2003-12-16 20:43:13 4 N* g, G2 Q$ U+ S
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4 K/ @* x6 N$ L( N7 b2 l- y 最今我接到了开发pc和pocket pc通过usb口通讯的任务。这两个星期我参考了很多方面的资料，特别是AKing大哥写的一些文章。但我始终没有打通这个关口，我贴出我的代码请AKing大哥看看,现在很急，多谢。; D; j' Q" A/ V- u( y' _- X0 N
pc的os是windows2000professional, a ~) [7 \% [) P; W1 r0 ~4 e
pocket pc是hp ipaq 2210,os 是pocket pc2003。
# x4 l' U5 i- w+ T7 j我装了activesync3.7。我查看过了，这个activesync目录下有pocket pc的驱动程序。pc也能识别。/ f' y% M3 W" \2 K
下面是我在pc上调用usb的代码。
3 W* c2 Y6 J- o: Y* G3 S下面的代码我能打开hidn类型的usb，但是就是不能打开pocket pc的usb。6 ~' A% A9 Q" Y1 U0 c/ S7 T: i
//classGuid = {25dbce51-6c8f-4a72-8a6d-b54c2b4fc835}/ `" [8 t! e# O% j1 y7 z
DEFINE_GUID(GUID_CLASS_PALM,
: g) r/ O3 U; o2 V/ h 0x25dbce51, 0x6c8f, 0x4a72, 0x8a, 0x6d, 0xb5, 0x4c, 0x2b, & M; {# p+ z& W6 X4 {$ j( @
0x4f, 0xc8, 0x35);% i* }2 p1 M$ {$ i& L
GUID HidGuid = GUID_CLASS_PALM;
/ c# v$ E3 u, N, P4 iHANDLE Get_DeviceHandle( GUID* pGuid)% K2 S, r9 a9 j0 D$ G) [
{
: v8 @% @" _. h ) s# Q* ]3 m$ ]
HDEVINFO info = SetupDiGetClassDevs(pGuid, NULL, NULL, DIGCF_PRESENT | DIGCF_INTERFACEDEVICE);2 n& ?' T6 U0 \
5 ^& m& i1 e _* |6 h! l) y
if(info==INVALID_HANDLE_VALUE)- g, A+ \2 u- Q2 b8 n& b
{
5 F5 ^5 H# M0 n4 O printf("No HDEVINFO available for this GUID\n");
5 h! R" Q$ n) _* C3 { return NULL; i( s. h/ X6 |( t3 M% v' `5 |
}5 Z# n. Q. Y1 S: m# F# v6 i
SP_INTERFACE_DEVICE_DATA ifdata;
4 B7 n2 E# k+ M5 @4 e, ?5 P ifdata.cbSize = sizeof(ifdata);
- V$ }0 a. e0 b4 q' L//0000是我在注册表中找到的序号
9 W" N0 D5 a$ R! Y {5 ~& W if(!SetupDiEnumDeviceInterfaces(info, NULL, pGuid, 0000, &ifdata))8 \7 W& m- m, G. d w" w: f2 Q$ S4 M; a% L
{8 b: {) k3 S: e& p6 Z7 O
printf("No SP_INTERFACE_DEVICE_DATA available for this GUID instance %d \n", instance+1);1 x3 G" H9 D, F) ] U% }
SetupDiDestroyDeviceInfoList(info);
" S: n. u8 j' t, X, y% A return NULL;
( G/ v3 h. L. C/ o* [ } // Get size of symbolic link name
4 G: ^1 x6 L/ m7 f( ]& V2 ` DWORD ReqLen;
A4 |+ H. C- G" W3 s * H' ?. J& q' _! s# Z, m
SetupDiGetDeviceInterfaceDetail(info, &ifdata, NULL, 0, &ReqLen, NULL);
3 ]( }+ d5 d( i4 F
) @1 T5 u0 C" Q" ^# \( ~; M. s PSP_INTERFACE_DEVICE_DETAIL_DATA ifDetail = (PSP_INTERFACE_DEVICE_DETAIL_DATA)(new char[ReqLen]);, B. X5 j7 P; \4 x
# f# q6 _2 G& h: f. _2 u7 e, |. }
if( ifDetail==NULL)3 \ h% a% n& n% F
{! {/ S3 p. c! f( W4 Y9 m
SetupDiDestroyDeviceInfoList(info);
' l3 v8 N* L& t return NULL;+ y) D- X/ I- ]& r! ]# B
} // Get symbolic link name W8 F+ \0 E# j9 S2 X3 p# |% ~6 p! h
ifDetail->cbSize = sizeof(SP_INTERFACE_DEVICE_DETAIL_DATA);
j0 `4 ] W. }
0 O' }- ^( I. v7 J) w' c3 o d if( !SetupDiGetDeviceInterfaceDetail(info, &ifdata, ifDetail, ReqLen, NULL, NULL))/ i6 k0 h. m1 N G+ z
{
; f1 T! O" Y+ B2 w' c SetupDiDestroyDeviceInfoList(info);
$ |1 t2 @: K6 |; \! q delete ifDetail;
$ ~% [* A! |6 ^# a; O* ^5 d [4 E return NULL; 5 h; a8 z0 t+ v, C
} printf("Symbolic link is %s\n",ifDetail->DevicePath);) F* z! r, v6 j# @
/*\\?\\usb#vid_03f0&pid_1016#5&1bc41f6c&0&1#{25DBCE51-6C8F-4A72-8A6D-B54C2B4FC835}这是ifDetail->DevicePath的内容*/
0 h! Y4 G: i: C' G: o: W$ g // Open file
1 s; t' b, {- A/ B4 T! A Q' m//前面都很正常但就是下面始终得出一个无效的句柄，我也就无法开展下一步的工作.7 \( V. }) G: c6 W1 i
HANDLE pDevice = CreateFile(
2 s7 c% L8 ^0 I4 Y! o ifDetail->DevicePath,
! e- v% n7 V# G2 O' B GENERIC_READ | GENERIC_WRITE,
" ?; d( w: D: o, x2 y( `6 M; ? FILE_SHARE_READ | FILE_SHARE_WRITE,6 ?; R8 J5 v0 z. u b( Z$ S3 C* x
NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
0 R$ q% E6 F, S& q( \ % H# Y$ _7 e: e/ @7 M8 v: L
if( pDevice==INVALID_HANDLE_VALUE) pDevice = NULL;, f1 H: y5 W$ N: v
SetupDiDestroyDeviceInfoList(info);1 _+ D, V( d6 [
9 t1 d/ o. |0 @& J return pDevice;
! }4 h _. E' C}$ h ^( c9 @0 y6 B3 [
再次感谢关注这个问题的人们。 # [" K" ]) g. w5 u+ J
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回复人： constantine(飘遥的安吉儿) ( ) 信誉：101 2003-12-16 21:23:57 得分:0
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^* @( _( f k: \
study
3 f3 t! ~, I; s) s. Z4 |
1 f0 v1 q5 v4 D- i$ v$ Q, uTop
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/ _7 A: {4 w/ R 回复人： wenyongjie(一个想成为大鸟的小菜鸟) ( ) 信誉：95 2003-12-16 22:28:46 得分:0 5 {# o2 }7 e5 r8 U' N6 L6 x
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只有学习的份 ( [6 o. K1 x# i
6 u8 B" ?2 U) o+ b, NTop . C5 c/ E" k7 i8 O0 V: @
! @, j& C# C0 h& m- a3 h. `4 X8 r 回复人： HUANG_JH(保卫钓鱼岛) ( ) 信誉：115 2003-12-17 9:50:41 得分:10
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' b5 p& G; a2 @' S* }7 y6 g/ v不知道有没有用！ ///////////////////////////////////////////////////////////////& y1 Z( `! H7 H5 I, M3 m
// HW9911 evaluation board software Rev. 1.0: D$ o! J( {$ G* L# Y6 S, y
// program by Liu Ding, Bei Jing HEAD Elec.
# {3 s+ ^. e& n* y% ?// this is the main program for the HW9911 USB device evaluation board0 Y: a% r# L* U1 P. y
// it illustrate the basical read/write process of HW9911
- u: P/ Z' I- I8 v" ?// by three examples:! g- i/ D$ t* i* A% a8 h
// 1. write datas to ram on the evaluation board
, T% N: e9 _) U// 2. read the datas from the ram on the board
8 j6 S( A' @9 v1 g6 t; A// 3. send datas through RS-232 serial prot on the board
, f2 Y" y* b6 t: w( a2 u7 O; {//
4 |3 L0 e6 M3 b( Y( [# h: R// the whole project are build with MSVC 6.0$ R5 Y! k" f0 [3 ^, L* C
// and tested on windows 98 platform.8 k1 B) I+ T" o c' K4 j
//
1 r3 _8 }: D9 } X' i; Q// notes: you can use hyper terminal to reaceive datas form RS232 port
+ L+ n& Z3 c/ l& t4 E% L//; l* g2 c: C* C* U' I# I' }
// this software are designed by Liu Ding
2 x: n$ d# P7 z$ P& k( W// if you meet any problems, pls contact by email:
: T; U* D1 g7 u* r// hugehard@263.net
: v# q- i; a: j" c5 X$ S// or contact HEAD Co. by Tel 86-10-87312497
* w2 M" S' l( E5 [# |0 L& q% r2 H// or by fax: 86-10-87312495
, O. i* q; I2 g! K/////////////////////////////////////////////////////////////// #include "hwdll.h"
+ G% p( ~0 m+ @9 J- y3 K! l- b- J( i#include "stdafx.h"
E# X! d/ z& S) }& s#include <stdio.h>
8 b: ^' p; {7 S+ t2 v' l( W7 t0 k#include <windows.h>- c- `: `* e. B6 c: O6 s3 U& Q
#include <memory.h>
! i" {2 l/ f! {# ^- k#include <DEVIOCTL.H>, I0 i3 A" |7 U% Z7 m; D# E
#include <stdlib.h>1 z$ V ]" H9 h5 k! c( K
#include <conio.h>3 Y: \# j) l1 e: e! n
#include "hw9911.h"
# s1 A* w% k* D3 k0 j% z6 B( Z9 G#include "test9911.h"
% N* _3 [3 e5 x! N# iint main()
9 L( b4 I4 f$ U1 q{
; h2 L( L% L2 `9 y9 o int hOpen=FALSE;* p4 h+ }7 s, L' g7 Z5 c/ O* L
int hCommandLength=32;. m @4 d ~0 d
int hDataLength=64;, _: i8 O% z$ \ n3 a6 W( z
int i,VertAddr=0,HorAddr=0;
+ V, P) j- b$ }5 ` int addr,TotalLen;) O: ?( T. Q+ w. ^+ L9 j/ V
USC StAddrH=0,StAddrL=0;7 q' G& ~1 K$ l& W
USC DataLenH,DataLenL;8 U) Q% `2 c# R3 o, I! p* d
USC *hDataBuffer,*hCommandBuffer;
1 Q/ B$ r& U! N USC ch1=0x61;
1 S/ S3 V9 a8 P+ ^9 }% Y HANDLE hDeviceHandle;% }% J% s$ @, l4 A
1 L1 i: Y$ d& z. q
printf("************************************************\n");! p, W; V* y \9 p' s5 S
printf("*******HW9911 USB DEVELOPMENT BOARD*************\n");
+ \- X/ Z( a4 @3 ^( d6 B+ S) f printf("************************************************\n\n");
, D O7 P; ?) }: L: P1 C printf("now press any key to open board\n");+ ?6 g, n; Y* Q2 K
getch(); /********* call hDeviceOpen in hwdll.dll to open the board***/7 q: L# L- J' C T- z' r/ [3 X$ s
//hOpenDevice 说明:
) ^7 }$ x" M+ o6 d3 U1 r& [% G/ i// BOOL hOpenDevice(HANDLE *DeviceHandle) Z; i* U: O0 x. ]' m4 A4 i# J- F
// 作用：打开设备% v$ ~; o! ?" v
// 参数说明：+ o. w2 n4 M1 X: X+ J
// DeviceHandle：设备句柄
8 z- [5 K6 ?) w; y4 R3 h// 返回值：
; V9 I, x7 D* s: M" h5 e' H// 设备打开成功返回 TRUE，失败则返回FALSE
/ c1 E2 s7 q1 [# P7 K" d if( (hOpen = hOpenDevice( &hDeviceHandle ))==FALSE)
* V1 q; L0 u8 u9 s {3 {( o0 B/ ~1 r" g- G
printf("can't open device\n");
# Q! N% O$ b" s% j& z9 W printf("press any key to exit\n");6 ?4 D. }& e1 Z# z
getch();
8 Z2 g1 k/ y8 @8 T& X, q9 C0 q return 0;
; |2 M+ s% @& o }
+ a1 U; i# s( _ X7 k9 {. X+ n else
m5 V S0 E* ?+ C& |. J9 K0 b; o printf("\nCongratulations! device opened!\n\n"); /****** build and send command **********/- _4 u! {1 c3 ]
printf("how many bytes do you want to access?");
0 Y& u. X$ v" H1 Y5 q6 x7 G scanf("%x",&TotalLen);
5 n$ c; I! R S: I- E- { while(TotalLen > 0x7fff)
" y% A4 [4 x- j2 E5 X( V4 a+ C {& @, y# c; \: b) W9 E3 t6 K0 c4 Q. `, V
printf("pls input a hex data less than 08000\n");! a# U" T2 B# ^9 N$ _7 s: ?: }) G
scanf("%x",&TotalLen);0 d/ S" b' p, y
}
8 S: A8 g, C8 ?. Q/ \% T8 K/ E DataLenH=(USC)(TotalLen/0x100); //data length high bytes9 b* ?8 S7 I, W
DataLenL=(USC)(TotalLen%0x100); //data length low bytes printf("************************************************\n");! }7 k; [9 u. S' L
printf("now program will write datas to ram on board\n");, n2 k; @1 \1 x, ^, w
printf("total bytes of datas is %x\n",TotalLen);; A1 @, ?; h/ Q3 `2 s
printf("press any key to continue\n\n");/ l- Y6 {" n8 `, ^4 ~) D
getch();( k l# i: H' m7 U8 d4 s
/*****************************************************************
: l% g# ?" J, {8 t, ^5 m I now will build a write command packet
+ Z0 c# {7 r3 R. o with the first byte is 'w'.; U% h. O# g6 R* V& Q
and the following bytes are:( b9 b6 F8 `, Q ]4 X
start ram address byte high, start ram address byte low,
6 v: j; |$ N9 [) {! F datalength byte high, data length byte low.5 w8 v+ `, \7 Q0 R$ X
this packet will send to device through WritePipe1,
, q0 U8 B4 \6 |7 B6 L* P. K# Q which is endpoint 2 of HW9911.* P' h5 J- L9 a2 l; B4 R
when the device receive this command packet,/ \; k( `- u8 ^5 B- D+ o
it will write TotalLen bytes data to Ram on the board
% D4 n5 l8 j4 g9 B******************************************************************/
6 c6 Y9 g+ A/ d" v( U. N hCommandBuffer=(USC *)malloc(hCommandLength);6 J- {$ d4 a- f% }9 \
hDataBuffer=(USC *)malloc(hDataLength);# ^ W( X. K/ Y8 t4 w
hCommandBuffer[0] = 'w'; //read command+ }8 e, v8 x2 ]5 ~
hCommandBuffer[1] = StAddrH; 0 R# p: x0 y) y5 x# B: _# }+ ^8 U
hCommandBuffer[2] = StAddrL;
1 N7 B! ~2 G9 W6 S' W hCommandBuffer[3] = DataLenH;
6 h! T- s7 p$ ^ hCommandBuffer[4] = DataLenL; /* call hUSBIO() in hwdll.dll to send command packet to device*/1 p3 l/ Z0 b# |1 X$ W7 x K, Y
// hUSBIO 说明:
; @. X1 [3 ^4 B- @& L8 Z// BOOL hOpenDevice(HANDLE *DeviceHandle,
$ K9 u5 s& Y. _) r8 M" `- y// unsigned char *IOBuffer,1 g; g! r+ d1 J( [! L; c4 L7 ~; l
// int BufferLength,
% v8 t& P( w3 b4 Y// int PipeNumber,
. z# V# ?6 ^' J( ~// int Action)
+ w! z$ g9 T* y8 n& Q& D H) ?! m// 作用：设备读写
5 p% d4 A6 z& P2 x* m$ m! ^// 参数说明：* A/ i' \" u* E- H
// DeviceHandle：设备句柄8 z7 E! h# P* h' T8 V0 p
// IOBuffer: 指向要传送的数据指针
8 e( | H! L* `// BufferLength: 数据包长度
/ H: f3 l D$ H$ f( E; V6 j# r// 对于发送缓存1、2和接收缓存1、2，BufferLength必须小于或等于32; |. b; a( g: ~( M7 r
// 对于发送缓存3和接收缓存3，BufferLength必须小于或等于64
5 f( |5 D: A; `# ?0 q9 y// PipeNumber: 通道号) R3 q H$ C& {( z( h: M$ _
// 发送缓存1：PipeNumber=0;2 o d9 i( S- B. I% k4 L
// 接收缓存1：PipeNumber=1;
$ C" d- w8 W3 y1 x// 发送缓存3：PipeNumber=2;
1 P. j+ e2 x% A8 I// 接收缓存3：PipeNumber=3;
@% D* C( x- ]6 g// Action: 读写标志。TRUE代表从设备读数据到主机+ h. d2 `! S/ d$ s# ]
// FALSE代表从主机发送数据到设备
9 X/ n# J2 C- J, O( l/ \// 操作接收缓存，Action必须为FALSE; I6 c9 Z/ O6 g$ r& y" e: K8 A: D
// 操作发送缓存，Action必须为TRUE
7 X/ w( n8 c. G: V/ X: {// 返回值：
/ o) E" K, J. \* H3 [' e// 操作成功返回TRUE，失败返回FALSE if ( hUSBIO( &hDeviceHandle,. n' e* ]5 Y! ]3 c6 v' {
hCommandBuffer,1 U3 l9 D9 k; d9 H( ?+ ?1 Q6 q
hCommandLength,' R% t- S9 l: C
hWritePipe1,* z: F2 |2 s' Y: E/ W$ t
FALSE) == TRUE)8 [$ @2 @$ Z& {7 P
{& A% f; g4 K$ ^3 @8 b }5 l
printf("command 'w' writed to board\n");
- s+ v! i; _5 s! w! ]2 M K printf("now press any key to write datas to ram\n");
8 g( P+ d- c# ?2 T9 R* x- z* _ getch();. z/ s! g' s3 Y& \% q
}
; @% J3 e8 U! y0 i' z$ F else
1 j, m& @- r8 y7 Q) D3 @ printf("data can't write to device\n"); /******** write ram data to board **********/ printf(" ");9 P% D* J& E: y# X8 v" x8 r5 y
for(VertAddr=0;VertAddr<=0xf;VertAddr++)' d# S5 p# y- K
printf("%02x ",VertAddr);! g5 l7 D1 m/ Z3 q u: `' k
printf("\n");
" x t" D( r' b addr=0;
( n; t2 E$ { @' O- x! p while (addr<TotalLen)) m' U. M2 q+ E( }
{
( ~ C4 o& X' \4 I- j ~- V if (addr+hDataLength > TotalLen)
" F8 Z8 O8 d: Z8 K2 ~8 D hDataLength = TotalLen-addr;
! O/ f0 }- e, c for(i=0;i<hDataLength;i++): B+ Q* U, r( N u% Q( o9 F2 _5 z
{
: p, j! ~7 ?) r( c1 @ hDataBuffer=ch1++;0 r( g4 {/ E; c
if (ch1 > 0x80) 1 T8 W2 q6 K1 i- D |. \% [4 h
ch1 = 0x61;
5 {0 v6 e, T& { }
q6 B% @. d" u/ L+ @/* call hUSBIO to write datas to write pipe3, which
4 l/ S0 g3 Z$ o is endoint 6 of HW9911*/ if ( hUSBIO( &hDeviceHandle,
$ a7 n& M" Z+ R" o7 ]# J hDataBuffer,% a) M" u9 b) _# j) z0 v
hDataLength,2 c7 O( ~3 b: q5 j7 v7 W
hWritePipe3, , _ }5 E* S" K4 l8 ~
FALSE) == TRUE) //FALSE means Write operate
. Y- P6 ^0 |! i1 M: q1 I {! U2 l- Q9 x+ \* N- f: y3 V) q
for(i=0;i<hDataLength;i++)5 v- ]' |& P! _5 N% C
{* ?/ u; R* h/ i8 y7 d
/* print format control */
3 l N6 V% ]$ F# _/ v if(i % 16 == 0) U# ^* _. t7 o4 t8 j
{
. h$ r$ N6 k/ @# Q& k4 o printf("\n%04x ",HorAddr);
0 E5 L2 G2 J. r; i+ x: } HorAddr=HorAddr+16;/ t9 o8 T' }, @1 m$ I* H( E$ x
}
6 M* O( _+ @ {8 o" ~, ]" T8 p' ~ printf("%02x ",(USC)hDataBuffer);! ~( [9 _& o/ e A* E5 C
}
}. R% e9 i1 T( x& Q" w [, ] addr=addr+hDataLength;1 I4 N/ L7 n5 p8 j( T6 @% { c! ?9 @
}+ a' I/ F& ~4 E
else
0 h# v% y& N. x {
: T5 @; n) x& |/ d# t( g; r printf("can't write to board\n");) H8 `/ B( J% x2 d5 u k1 m
exit(0);
. A' E, p; R0 O. x& Z7 f9 b. i7 a p }0 _9 J7 f. b# l
}) q, Z9 B4 z! S9 o
printf("\n\nTotal%x bytes write to ram OK\n\n",TotalLen);
4 s' p u( a- M) n
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回复人： HUANG_JH(保卫钓鱼岛) ( ) 信誉：115 2003-12-17 9:50:51 得分:0 . U# Y# c5 l* A+ I8 j
4 J7 m# B8 Y9 @. W5 e9 a0 _
8 y1 e7 X" F- ~1 V; P' d /*****************************************************************6 A) R; p2 U; r% Y
now will build a read command packet 7 x' w" }- k3 L* T3 }- \+ o% y) R
with the first byte is 'R'.2 `! A+ H6 W9 h z
and the following bytes are:; R) \" Q* q( m0 P& N& m* s
start ram address byte high, start ram address byte low,% m+ P$ M0 o' d
datalength byte high, data length byte low.
" L( \) J- H, Y' Y" H this packet will send to device through WritePipe1,
. W7 V/ v0 D8 i" x# ?: a which is endpoint 2 of HW9911.1 \ A1 K! L$ e/ g5 U) P: Z0 w& q1 }
when the device receive this command packet,+ `3 x _* m x9 O1 l+ R
it will read TotalLen bytes data from Ram on the board' W' r4 z, y# b+ K, Z
******************************************************************/ printf("************************************************\n");5 M) ~3 }4 C' o0 l) g
printf("now program will read datas from ram on board\n");7 g$ e& N$ h, t' N
printf("total bytes of datas is %x\n",TotalLen);& V2 G& s1 s6 v g+ ^! l* W
printf("press any key to continue\n\n");# l9 b/ U1 B4 C: V
getch();! R+ s; h" m2 \
hDataLength=64;
8 f9 `, ]% }. \* e2 r. h: L/ a hCommandBuffer[0] = 'r'; //read command# T m& ]$ o3 l
hCommandBuffer[1] = StAddrH; ' v# A" A; m, `1 y' b2 ^" g
hCommandBuffer[2] = StAddrL;
1 \1 g" B4 _) c, P hCommandBuffer[3] = DataLenH;
6 G, J/ }. q- n: { hCommandBuffer[4] = DataLenL; - y/ L' ^: |7 L, c& ^
/* call hUSBIO to send packet */
O* b( \' J4 g5 c2 I. K& U if ( hUSBIO( &hDeviceHandle,$ d! q0 B1 t' [% \8 L
hCommandBuffer,2 Z- [6 i" o" u, y" L0 p# Q* R
hCommandLength," z& q3 l- U; w# x( L
hWritePipe1,' }' k) X5 B0 I" y! C5 u% N7 F
FALSE) == TRUE)
3 X: X4 N; x( w {- N7 ~& K! `1 g
printf("command 'r' writed to board\n");3 i" ]: B0 `( B" P* T: M, t
printf("now press any key to read datas from ram\n\n");
" R. F7 `: a3 n5 x# Z) l1 X getch();$ C- k" f9 R& p# c
}
0 ~, z0 R2 ?5 s* g9 j1 i else
o* D" Q C. J! I4 i printf("data can't write to device\n"); /******** read ram data form board **********/
/ N; p7 i! ]4 u) X1 s1 ~1 F printf(" ");
^1 h; Z2 y; T7 D; t) |& U for(VertAddr=0;VertAddr<=0xf;VertAddr++)9 Q: p- e) K8 V8 o+ \1 c
printf("%02x ",VertAddr);/ G1 `5 n! b' @' [. a
printf("\n");
% J0 ~- K) X7 ]6 p' y addr=0;1 d/ D" t2 ^" T: c6 t
HorAddr=0;
) @- i+ y; P" a while (addr<TotalLen)
; n2 p8 }- f- q0 X4 r {( ~% y2 l. n0 r2 i& u9 L, b
if (addr+hDataLength > TotalLen)7 P$ A# p8 {9 L
hDataLength = TotalLen-addr;) J5 Y6 f! A3 T
/* call hUSBIO to read datas from board */
& H4 s: \ j" c) f" D0 H4 V! Z if ( hUSBIO( &hDeviceHandle,( x4 W* j, c! F! @
hDataBuffer,, a, Y# F+ ~* m0 P
hDataLength,; `. Q b& C& d. e& a f, H
hReadPipe3,
- P$ |% X% z; `' u( B TRUE) == TRUE) //TRUE means Read Operate$ [& v$ M5 D+ ?+ W
{
0 q$ T, ?: V+ c, o/ a( w for(i=0;i<hDataLength;i++)
0 Z+ o9 h: A+ {& B1 y7 R6 j {
, M9 _0 e7 @. I% `/ W/* print format control */: b' l2 m- D% @- Q7 [9 w: \
if(i % 16 == 0) 1 ?6 v O) u- K; M
{0 r% Z1 F& B' P2 U e4 h
printf("\n%04x ",HorAddr);" k# d) m7 y6 O/ E
HorAddr=HorAddr+16;
& x V4 {2 Z/ D1 e6 J( n& H }
I" u Z- }2 }& y- F l: _ printf("%02x ",(USC)hDataBuffer);
; X0 x6 F! G5 M) r" N& g }6 ]: H4 u- d* g, [! b& M, O
addr=addr+hDataLength;
. _1 {# C% T" `/ a, _. ] }, K' W; Y$ a1 V: x( |. s
else4 V: D% ^' N" G2 v5 V9 n
{+ N/ i1 }( I. C% @4 k: T
printf("can't read from board\n");5 L# I6 i; s8 I: }: o
exit(0);* @3 y4 u V9 b0 B) `0 E7 \+ \# P# n
}
3 W! x, R, I8 h' r3 q }
. @: A, ^5 r' g7 k- D printf("\n\n");
# p8 y O% W3 A5 \. \. x6 H% r; G/ Y printf("%x bytes read from ram OK\n\n",TotalLen); /*****************************************************/
: h9 c% M3 \4 C4 D( _/* process rs232 test */
9 z$ W" u' T" m3 S# o- W/* the first byte in this packet is command 's' */
" C* ]9 K- w2 w! y& [/* and the following 2 bytes are used to set */
2 j7 q5 T2 {! R8 Q6 y/* the baud rate of 8051 */
5 s' g8 O7 Y+ J/* they will be write to TH1 and TL1 respectively*/* H( b0 P! T P% h8 I1 ]: T+ L
/* the following bytes are datas will be */
, Q O! E$ \. R2 z$ w/* send through RS232 serial poart */1 ^5 k! W7 D0 v5 n. h% S: m
/*****************************************************/! X$ n+ a1 R! S9 @1 X
printf("\npress any key to process RS232 Test\n");( [+ Z8 {* g8 n; a/ q8 M& @
getch();
: x) K, Y1 y1 X( h. s 7 \) S* L' I9 [) B L
USC TH1,TL1;; x8 ] ^( `# g5 [( V H& N
char hStr[30];- [% R$ c& `/ p
TH1=(USC)(BD9600/0x100);- U# q. h7 _0 d, B, K5 `
TL1=(USC)(BD9600%0x100);
' e- D( R% _/ b4 Y; {: Q hCommandBuffer[0] = 's'; //read command0 f2 s* c! @, O2 j; W5 w
hCommandBuffer[1] = TH1;
5 ?1 g- [, w- O8 Y3 z hCommandBuffer[2] = TL1; //start address is 0x0000 strcpy(hStr, "Hi, dear HW9911 consumers! ");
9 E1 |/ ^. L8 g' |8 Q printf("Hi, dear HW9911 consumers! ");
* g4 w8 e( u2 N8 | memcpy(&(hCommandBuffer[3]),hStr,27); if ( hUSBIO( &hDeviceHandle,
* O+ d) X! L9 D4 Z hCommandBuffer,5 ^! d8 e0 s* f; ?
30,; ~& g: I7 _9 }% \8 Y) B6 Z
hWritePipe1,. E9 f4 x# }5 Q o( P2 G- M. ~# D- A2 e
FALSE) == FALSE)
' K% Z3 t- \, g" O+ W1 v; ^- y& j3 W {
6 T( n3 j8 V+ g0 \' C6 B; j/ v7 } printf("can't write datas to RS232\n");- ~% Q3 S7 q( k! P& _& }2 c
exit(0);
1 I1 F5 U! [+ n2 u6 q } strcpy(hStr, "I'm HW9911 Evaluation Board, ");3 j! c5 v& z% }4 c0 q7 ~2 W
printf("I'm HW9911 Evaluation Board, ");
! z# d8 w1 t0 D; ~, T memcpy(&(hCommandBuffer[3]),hStr,29);1 \; a. q J6 |6 b3 [
. w2 I8 y7 [, H# T, z
if ( hUSBIO( &hDeviceHandle,
/ I7 {/ @$ y9 Z N1 o* W- g0 }. z hCommandBuffer,9 ^' \0 b7 |8 ^9 V
32,% ]1 o& ~$ y" _7 `" o2 @
hWritePipe1,
9 n5 c1 i! c' _: E! |/ t. ?& m FALSE) == FALSE)
) R3 Y/ d& g2 y1 H [* `5 W6 v( n8 N {
9 n! Y2 \# L0 X4 y4 X; [ printf("can't write datas to RS232\n");
8 T% I% m: U3 O* k+ p exit(0);7 w' }8 \% i. I& i" G- m* @
} strcpy(hStr, "thanks for purchasing me, ");2 P! s/ @9 L1 C
printf("thanks for purchasing me, ");) T5 U3 k7 v( R! j
memcpy(&(hCommandBuffer[3]),hStr,26);- e7 L+ p& j% v( ?# t. `
* D! f6 n. v2 x1 I" u6 o' a) d4 c if ( hUSBIO( &hDeviceHandle,5 j7 h J4 `# N. A
hCommandBuffer,8 E2 i( L, Y1 U+ W, s
29,. X% Z5 p' l5 B' K5 {
hWritePipe1,2 m, I8 Z7 R+ U9 @: }
FALSE) == FALSE): J0 v3 D$ x. k% _& M" {4 j! ?
{
) k7 k* S/ W: @1 r s& S printf("can't write datas to RS232\n");
/ |! Y% d( Q; T. _+ v/ A0 h# t exit(0);) K3 I. T* a! m" \
}
- x' G( o$ F* b0 v 3 b; |' |% P# j2 u- ?: [3 o: _8 I
strcpy(hStr, "If you meet some problems, ");) ?# ~3 }; \; B# F# ^& K. C
printf(hStr, "If you meet some problems, ");( x: z) S! b/ e* O0 L
memcpy(&(hCommandBuffer[3]),hStr,27);. g3 Z" A( ?. D8 p) P8 z3 H
7 K. A7 Z P$ J& ~/ i& o$ w. z: u
if ( hUSBIO( &hDeviceHandle,1 ^3 E. r) L2 W' Y, P% C
hCommandBuffer,
! B6 p/ B) N: _3 J8 s 30,
& P& `% r8 u7 c4 _% h0 G2 V hWritePipe1,4 {& [' |% h! c; `3 r: H( x d
FALSE) == FALSE)
& s- @0 f& c9 g+ h* P {3 S" X& _. y6 U
printf("can't write datas to RS232\n");
; r( u& |/ z' Y. S8 X T/ O6 e exit(0);
1 m+ l, k$ h' ]/ z0 ] Z; I1 G% { } strcpy(hStr, "pls contact my designer ");+ f/ G9 I1 F$ n9 y' R
printf("pls contact my designer ");7 d; |: C. ~$ ]1 \% y7 Q7 Y
memcpy(&(hCommandBuffer[3]),hStr,24);- }( v! D. V& v" t8 T; _) g5 _
3 Y0 u" u' L. r" @, ]4 F8 x if ( hUSBIO( &hDeviceHandle,$ ~8 R* z: z0 Y; O; `) ^# Z; v% a
hCommandBuffer,
6 h* I6 i/ A5 k3 H 27,# s" }8 \! O z, i3 Y, c
hWritePipe1,
x/ \8 ?& A* U% w' z4 l5 f- R7 a FALSE) == FALSE)% D" B$ m. S* S$ k+ |# F5 F
{
; }1 ^, e5 C# R/ u' K! S printf("can't write datas to RS232\n");; P2 Z) p3 T- D9 W; ?
exit(0);. b* p' o @; u+ A
} strcpy(hStr, "by email: hugehard@263.net.");
- `- t* B" E' w$ |. c& J printf("by email: hugehard@263.net.\n");
^1 D5 M/ @2 R8 ^4 O: Z! | memcpy(&(hCommandBuffer[3]),hStr,27);9 u6 c" Z4 v, Z
9 L9 f( y) p2 n5 V0 K
if ( hUSBIO( &hDeviceHandle,
0 x e* N; g; O$ X$ R hCommandBuffer,
6 _1 D" S1 s% F 30,' q2 p/ M2 i$ p' ~2 i
hWritePipe1,
* @8 L0 Q+ h/ X9 W6 V m FALSE) == FALSE)
! r2 k9 E8 b4 J+ G" R& {2 w+ |6 ` {: F$ Z& Q: r. J- T! ]- ]
printf("can't write datas to RS232\n");5 o( u) F) ]/ M( L. @8 ^
exit(0);
4 `! z. L2 }& t4 k' @ }) n9 I. Y. F2 ?0 s, \/ U
/********* call hDeviceOpen in hwdll.dll to open the board***/9 r! U& `: Z5 M" [6 i' a
// hCloseDevice 说明:
: w4 h* n/ c% [( x/ j" W// BOOL hCloseDevice(HANDLE *DeviceHandle)6 u! }& q4 D( O2 {: Z
// 作用：关闭设备; e6 |0 M8 \& K$ K ~* i
// 参数说明：% L( H; w8 A$ h4 N* s
// DeviceHandle：设备句柄) n9 `* t& n7 H* _- ~0 E' j: S
// 返回值：
- R3 V3 A, W; W0 E Y3 f// 设备关闭成功返回 TRUE，失败则返回FALSE! Y9 K( l4 f/ _4 l" `4 E; c
if( (hOpen = hCloseDevice( &hDeviceHandle ))==FALSE)" M& Q! u/ R" t o) i0 z
{
. ~/ D/ M8 k7 s1 S printf("can't open device\n");/ M3 R! n4 r! |9 ~
printf("press any key to exit\n");
& Z$ y/ s+ W) {8 ]7 I getch();
- ^0 j; l% l1 X return 0;
# d7 @2 P! r0 P" j }! ^/ h! } Y9 h0 i: b+ W
else
* Z N/ X p' Y$ G5 T& Z printf("device closed\n"); printf("press any key to exit the program\n");
: S3 e+ ~ I, j8 K8 _* L free(hDataBuffer);
% ~$ y6 G( G* V$ ] free(hCommandBuffer);, ]- b1 @6 ?3 P
getch();
3 ^* S3 H/ D& b C: K! N return 0;
! I# G8 I) u0 J2 _4 S}
! Y* j: Y4 y% N: }
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回复人： aiyu33() ( ) 信誉：100 2003-12-17 11:41:24 得分:0
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upupupupupupup * E( Z+ J$ s0 O9 M6 ]% ?. \% c) i/ O
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回复人： kingcaiyao(AKing) ( ) 信誉：110 2003-12-17 12:53:39 得分:0 3 b8 Z* c6 b; d% H
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7 }9 _: {( l0 L) P& B0 x' p! W你开发的这种软件类似于Palm Desktop Software，负责Pocket与PC之间通讯，我建议你最好先写一个驱动，将USB口虚拟成一个串口，然后直接对串口操作会很方便的。我现在做的程序可能和你相似是一个CDMA模块，通过USB口与PC机连接，然后由驱动程序将它虚拟成一个串口，我的工作就是和这个虚拟的串口通讯。
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4 V& E4 A9 }7 e5 q* J- E$ f. ^# K2 i 回复人： kingcaiyao(AKing) ( ) 信誉：110 2003-12-17 12:56:27 得分:0
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0 { u! G* p' l, e: Y! ?9 nPocket与PC连接肯定有驱动的，如果驱动程序没有将Pocket虚拟成一个串口，你也可以直接通过设备GUID和设备序列号进行访问，详情你参见我专栏上的一篇文章。当然了，通过虚拟串口来访问设备肯定要方便，简单些。
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回复人： aiyu33() ( ) 信誉：100 2003-12-17 13:31:08 得分:0 5 V- p% p3 ~7 A) ^) `
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% C g! p7 f* t4 l我得这款pocketpc默认只支持使用usb与pc相连的，而且activesync3.7就是使用usb传输数据的。如果我自己写驱动的话，不仅不熟悉而且很可能activesync3.7这个软件就使用不了。我只需要利用它的驱动。你的专栏上的那篇文章我也看了，我就是模仿你的写的代码，但就是到createfile这步就不行了，我的同事是用palm开发类似的程序，也是到这步就行不通了，是不是有其他的原因?
9 H1 r! z6 F- p0 {2 q我还想问问如果驱动程序将pocket虚拟成串口，如何查看它的符号名呢？
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回复人： kingcaiyao(AKing) ( ) 信誉：110 2003-12-17 16:53:17 得分:0 5 i, v1 a* v; F( u' c' a+ {
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) B* ~& H; {, e- h假如将一个USB设备虚拟成串口的话，那么它的符号名可能是COM3,COM4,或COMn，这根据你当前PC机的配置而定 。它的符号名位于注册表中HKEY_LOCAL_MACHINE\CurrentControlSet中，你可以搜索注册表，另外在2000或以上的操作系统中，你可以到HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\SerialComm中看到。
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回复人： kingcaiyao(AKing) ( ) 信誉：110 2003-12-17 16:55:33 得分:0 . V7 E+ n0 J: q; C* J% w
" F1 \$ w2 Q! m/ i8 U6 o
5 O- Y+ A& u% \: k
2 u+ v0 ~3 P) z9 N我以前在一张贴子中详细回答了如何利用设备序列号和设备GUID来访问该设备，你可以搜索一下CSDN。你所说的CreateFile不能打通设备，你要查一下，你的符号名是否正确，包括设备序列号和设备GUID是否正确，设备GUID你可以从驱动程序的安装向导文件.inf中找到，设备序列号则需要你到注册表中去找。 , [' V% T! E; c: K. ~% l" [. O Z+ u
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回复人： gyj_china(透明) ( ) 信誉：98 2003-12-17 18:15:30 得分:90 9 U# Z! q$ M4 d% M5 r) j3 Y2 X/ L- T
5 p% C1 ?- ?& J' [$ {+ \6 X) W 8 P) H- p. {0 p8 Y9 N/ x
8 ~+ _2 I- B+ |' B5 {+ @没有星星不敢发言：（ 5 W1 u8 G1 h% R- j# x8 `8 b7 ^- ?
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回复人： aiyu33() ( ) 信誉：100 2003-12-19 18:27:28 得分:0 8 x' `4 o: w- u' r0 f
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5 \. K! `2 ~4 z' Y, P( i9 S不好意思，是因为ActiveSync3.7一直在系统服务程序中运行，占用了驱动程序，所以不能打开设备。我删除了ActiveSync3.7后就可以了。 |
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