hiro/tenx_usb_missile_launcher
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Check if USB device found and ignore commands if no device is found

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This commit is contained in:
RogerHardiman 2016-07-27 17:49:10 +00:00
parent c90262c715
commit 6bdadd8534
1 changed files with 6 additions and 0 deletions
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6
tenx_driver.js
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@ -50,6 +50,8 @@ function TenxDriver() {
TenxDriver.prototype.open = function() {
// Find and Open
this.launcher = usb.findByIds(0x1130,0x202);
if (!this.launcher) return;
this.launcher.open();
// Detach Kernel Driver
@ -63,6 +65,8 @@ TenxDriver.prototype.open = function() {
}
TenxDriver.prototype.close = function() {
if (!this.launcher) return;
if (!this.launcher.interfaces[0].isKernelDriverActive()) {
this.launcher.interfaces[0].attachKernelDriver();
}
@ -157,6 +161,8 @@ TenxDriver.prototype.send_command = function(command) {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0]);
if (!this.launcher) return;
this.launcher.controlTransfer(0x21,0x09,0x02,0x01,header_1);
this.launcher.controlTransfer(0x21,0x09,0x02,0x01,header_2);
if (command == CMD.LEFT) this.launcher.controlTransfer(0x21,0x09,0x02,0x00, left_msg);