documentation update

STATUS.md

@@ -37,6 +37,42 @@ The following ROM features are currently missing:
 * NMI handling is incomplete
 
 
+# Hardware support status
+
+## Keyboard
+
+| Driver              | Status   |  Remarks                                           |
+| :-----------------: | :------: | :------------------------------------------------: |
+| C64                 | DONE     |                                                    |
+| C128                | DONE     |                                                    |
+| C65 / Mega65        | NOT DONE | code should be complete, but is not tested yet     |
+
+## Tape storage (LOAD only!)
+
+| Driver              | Status   |  Remarks                                           |
+| :-----------------: | :------: | :------------------------------------------------: |
+| normal              | NOT DONE |                                                    |
+| turbo               | PARTIAL  | works, to do: use sync to calibrate read speed     |
+
+## IEC bus (disk drives, etc.)
+
+| Driver              | Status   |  Remarks                                           |
+| :-----------------: | :------: | :------------------------------------------------: |
+| standard protocol   | DONE     |                                                    |
+| JiffyDOS            | NOT DONE | work in progress, not functional yet               |
+| DolphinDOS serial   | NOT DONE |                                                    |
+| DolphinDOS parallel | NOT DONE |                                                    |
+| CIA burst mod       | NOT DONE |                                                    |
+
+## RS-232
+
+| Driver              | Status   |  Remarks                                           |
+| :-----------------: | :------: | :------------------------------------------------: |
+| UP2400              | NOT DONE |                                                    |
+| UP9600              | NOT DONE | work in progress, not functional yet               |
+| ACIA 6551           | NOT DONE |                                                    |
+
+
 # API status
 
 

c64/kernal/iec_fast/iec_rx_byte_jiffydos.s

@@ -3,6 +3,8 @@
 // JiffyDOS protocol support for IEC - byte reception
 //
 
+// XXX byte reception does not seem to work yet
+
 
 #if CONFIG_IEC_JIFFYDOS
 
@@ -64,6 +66,7 @@ iec_rx_byte_jiffydos:
 
 	// Get bits, cycles: 3 + 4 = 7
 	eor C3PO
+
 	eor CIA2_PRA                       // bits 6 and 7 on CLK/DATA
 
 	// Preserve read byte

c64/kernal/iec_fast/iec_tx_byte_jiffydos.s

@@ -3,8 +3,6 @@
 // JiffyDOS protocol support for IEC - byte transfer
 //
 
-// XXX make it work
-
 
 #if CONFIG_IEC_JIFFYDOS