Make get-slave-i2c-errors.js display slave names and I2C error names.

packages/usb/get-slave-i2c-errors.js

@@ -17,9 +17,7 @@ const sendData = new Buffer([uhk.usbCommands.getSlaveI2cErrors, slaveId]);
 device.write(uhk.getTransferData(sendData));
 const response = Buffer.from(device.readSync());
 
-console.log(response);
-let str = '';
-
+//console.log(response);
 let status = response[0];
 
 if (status != 0) {
@@ -29,10 +27,32 @@ if (status != 0) {
 
 let statusCount = response[1];
 
+const slaveIdToName = [
+    'leftHalf      ',
+    'leftAddon     ',
+    'rightAddon    ',
+    'rightLedDriver',
+    'leftLedDriver ',
+    'kboot         ',
+];
+
+let str = `${slaveIdToName[slaveId]}: `;
+
+const statusCodesToStrings = {
+    0: 'nak',
+    1: 'failure',
+    1100: 'busy',
+    1101: 'idle',
+    1102: 'nak',
+    1103: 'timeout',
+    20000: 'idleSlave',
+    20001: 'idleCycle',
+}
+
 for (let i=0; i<statusCount; i++) {
     let status = getUint32(response, i*8+2);
     let count = getUint32(response, i*8+4+2);
-    str += `${status}:${count} `;
+    str += `${statusCodesToStrings[status]}:${count} `;
 }
 
 console.log(str);