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Update: 优化在线版serial模块

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This commit is contained in:
王立帮
2025-03-07 12:25:15 +08:00
parent ec7359c53e
commit 4bbd2dcc96
5 changed files with 46 additions and 48 deletions
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17
common/modules/mixly-modules/web/usb-mini.js
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@@ -109,6 +109,7 @@ class USBMini extends Serial {
#endpointIn_ = null;
#endpointOut_ = null;
#interfaceNumber_ = 0;
#dataLength_ = 64;
constructor(port) {
super(port);
}
@@ -178,7 +179,7 @@ class USBMini extends Serial {
const portsName = Serial.getCurrentPortsName();
const currentPortName = this.getPortName();
if (!portsName.includes(currentPortName)) {
throw new Error('无可用串口');
throw new Error('no device available');
}
if (this.isOpened()) {
return;
@@ -237,11 +238,17 @@ class USBMini extends Serial {
}
async sendBuffer(buffer) {
if (typeof buffer.unshift === 'function') {
// buffer.unshift(buffer.length);
buffer = new Uint8Array(buffer).buffer;
if (buffer.constructor.name !== 'Uint8Array') {
buffer = new Uint8Array(buffer);
}
const len = Math.ceil(buffer.length / this.#dataLength_);
for (let i = 0; i < len; i++) {
const start = i * this.#dataLength_;
const end = Math.min((i + 1) * this.#dataLength_, buffer.length);
const writeBuffer = buffer.slice(start, end);
await this.#write_(writeBuffer)
await this.sleep(5);
}
return this.#write_(buffer);
}
async setDTRAndRTS(dtr, rts) {