diff --git a/docs/buildguide_wabble-60_rev2024.2.md b/docs/buildguide_wabble-60_rev2024.2.md index 5797b54..f58d2f4 100644 --- a/docs/buildguide_wabble-60_rev2024.2.md +++ b/docs/buildguide_wabble-60_rev2024.2.md @@ -93,9 +93,9 @@ It may also be useful to have: 1. Solder a PH2.0 connector to the LiPo battery. - + - + Alternatively, the battery can be soldered directly to the WABBLE-60 PCB. @@ -108,20 +108,20 @@ It may also be useful to have: To do this, gather the WeAct BLE core board, round-pin male headers, and a spare breadboard. - + Cut the header pins down to an appropriate number. - + Solder the round-pin headers to the core board: - + The pins can be cut, and the solder joints reflowed, which hopefully looks a bit neater than leaving the pins untrimmed: - + 3. Solder the USB connector. @@ -129,29 +129,29 @@ It may also be useful to have: It may be helpful to [review a video on soldering a USB-C port](https://www.youtube.com/watch?v=e6TMxctCcxU). - + - + 4. Solder the LiPo charging circuitry. Solder the TP4054 to U2: - + - + Solder 2x 1N5819 to D1, D2; a 22k resistor to R3; a 10k resistor to R4; and the R_PROG resistor to R5: - + Solder the BSS138 to Q1: - - + + 5. Solder the switch diodes. @@ -164,9 +164,9 @@ It may also be useful to have: It may be too tedious to try to solder all 60 at once. One approach is to solder just the "inner" diodes at once, then the "outer" diodes. - + - + 6. Solder the tall through-hole components. @@ -185,8 +185,8 @@ It may also be useful to have: For the PH2.0 headers, orientation needs to match the silkscreen markings. - - + + 7. Check the USB connector and LiPo charging. @@ -202,8 +202,8 @@ It may also be useful to have: or that the 'CHARGE' LED is bright if the LiPo battery is not fully charged when a USB cable is connected. - - + + 8. Solder the switches.