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cleanup

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This commit is contained in:
cTn 2013-11-16 20:32:32 +01:00
parent cf601a38f3
commit 2773919538
1 changed files with 5 additions and 5 deletions
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10
workers/hex_parser.js
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@ -20,17 +20,17 @@ function read_hex_file(data) {
}; };
for (var i = 0; i < data.length; i++) { for (var i = 0; i < data.length; i++) {
var byte_count = parseInt(data[i].substr(1, 2), 16) * 2; // each byte is represnted by two chars (* 2 to get the hex representation) var byte_count = parseInt(data[i].substr(1, 2), 16); // each byte is represnted by two chars
var address = data[i].substr(3, 4); var address = data[i].substr(3, 4);
var record_type = parseInt(data[i].substr(7, 2), 16); // also converting from hex to decimal var record_type = parseInt(data[i].substr(7, 2), 16); // also converting from hex to decimal
var content = data[i].substr(9, byte_count); var content = data[i].substr(9, byte_count * 2);
var checksum = parseInt(data[i].substr(9 + byte_count, 2), 16); // also converting from hex to decimal (this is a 2's complement value) var checksum = parseInt(data[i].substr(9 + byte_count * 2, 2), 16); // also converting from hex to decimal (this is a 2's complement value)
switch (record_type) { switch (record_type) {
case 0x00: // data record case 0x00: // data record
if (byte_count > 0) { if (byte_count > 0) {
var crc = (byte_count / 2) + parseInt(address.substr(0, 2), 16) + parseInt(address.substr(2, 2), 16) + record_type; var crc = byte_count + parseInt(address.substr(0, 2), 16) + parseInt(address.substr(2, 2), 16) + record_type;
for (var needle = 0; needle < byte_count; needle += 2) { for (var needle = 0; needle < byte_count * 2; needle += 2) {
var num = parseInt(content.substr(needle, 2), 16); // get one byte in hex and convert it to decimal var num = parseInt(content.substr(needle, 2), 16); // get one byte in hex and convert it to decimal
result.data.push(num); result.data.push(num);